The three genera irl this family that occur the female, while in th_e male it is evident in the eastern United States are quite di- but not distinct. verse in size of the i~lcludeclspecies, as well as in their appearance and habits. The most Caupolicana electa (Cresson) distinctive common feature is the short, broadly tl-uncate, bificl or hilobed glossa in (Frontispiece & fig. 6) which they resemble the sphecoid wasps ;Ilegacilissa clectn Cresson, 1878. Acad. Nat. more c!osely thnn they do the other bees. In Sci. Phila. Proc. 30, p. 221. $. the males, the virlse!!a of the genital arma- ture is composed d :I clistinct cuspis and Length, 20 mm.; integument black, basal seg- dipitus, ihe latter being :~~.ticulaltedin some ments of legs picesu:;, tibiae and tarsi fer- of the included forms, and tile inner oppos- ruginous; wings pale fuliginous, veins more ed surfaces being dentic~~lated.In most ferruginous, the sniall and narrow stigma piceous; tegulae pale yellowish-hyaline thorax species the female:: have disti~ct,though and basal abdominal segment with a dense and .sometimes small, facial foveae. These are rather short covering of fine pubescence which sometimes evident to a !csser degree in the entirely obscures the surface, pale ochraceous n~:~!e$.The labia! palpi are short and the above, becoming somewhat more whitish below; four segments arp more or less equal in 2nd and following segments of abdomen black length. in appearance, pubescence extremely short and hsrdly evident on the more basal segments, becoming rather long and copious on 5th and 6th. fuscous in color. 1. Front wing with bnl two submzrginal cells . .. H?jltre7c,s (p. 60) F~cnt1vi17.y w;th tht,c~siihnia~~inal cells FEMALE-Face about as long as broad; clypeus protnberant, relatively bare, smooth . . 2 and shining, with minute, scattered, irregular 2. I'ygitlia! r)lni!: nheni; 211tI ~.cc~~rl.cntvein punctures; labrum largely exposed, with a ~.ccul.ve:lj)o~!c~.iol.ly iowa1.d outer margin shallow median grnovcl; nlandibles rather short of win. Collcfe:~ (p. 2.1) and slend~r,bicleritate ; basal segment of flagel- Pgpidial plntc prescnt; 2nd rccurrent vein lum about equal to segnleltts 2-5 combined, the ricarly rtra'pht, not nt all recurved median segments soi~~ewhatlonger than broad, ~~(l~f~~ol;rfl?lflthe 2nd about as broad as long, piceous above, somewhat more bro~vnish beneath; facial
(Fig. 5) C'~:I(~~O/~C(IJ~(IS~iriola, I%;?. In Gay, I-Iist. fisico :: politlca tle Chile. Zool., t;, p. '712. Tync: Cr~~rl~olic~r~agu?li Spinola. Jlc.yrrciLissr~ Smith. 1853. Cat. Hym. Brit. Mus. 1, p. 122. Tylle: Cr:i,policv)zcr f7tli icollis Spinola. licgalocilissr., Schulz, 1906 Spolla Wym. p. 243. Emendation. This is priaia~ilya ncotropic:ll group of bees, with but two ?pec.ies k~lo~irnfrom the United State?, one of the121 occurring in the southwest and the c~th~rill the southeast. The included :,pecies are large and densely pubescent, ou: species beinp about as large ARMATURE as a medium-sized bumble-bee. The glossa is conspicuously bjlohed, ~:\c!iIo',e being elon- gate, sle~lder,acute apically and well corer- ed with short setae. The scopa is well de- ve!oped on the trn~hante~s,femora and Figure 6 tibiae of the hind legs, the hairs very long, Genital armature and sterna 7 and 8 in males slender, copious and densely plumose. The of Caupoliccc~cnelecta. Dorsal view of armature pygidial plate is large and weli developed in on left of median line, ventral view on right, 24 BEESOF THE EASTE foveae poorly developed; vertex narrow back Colletes Latreille of eyes, lateral ocelli large, about equidistant from eyes and each other, and separated from Colletes Latreille, 1802. Histoire naturelle des margin of vertex by a space about equal to their fourmis p. 423. Type: Apis succincta Lin- diameter; pubescence rather long and copious naeus. on posterior and lower surfaces of head, be- Colletes Stephen, 1954. Univ. Kansas Sci. Bul. tween ocelli and around bases of antennae, 36, No. 6, pp. 149-527. Revision. entirely pale ochraceous; cheeks about equal to eyes in width; front and middle legs quite Colletes is quite primitive in several re- densely pubescent, front tibiae with a promi- spects. The broadly truncate and emargi- nent, posterior, whitish fringe; scopa dense, nate glossa is one such feature, and the well developed on trochanters, femora and rather general distribution of the pollen tibiae, pale ochraceous, very finely plun~ose; collecting hairs on the posterior surface hind basitarsi shorter than tibiae but fully as of the thorax, the more basal segments of broad; basitibial plate poorly developed. the hind legs and to some degree the venter MALE.-Face rather narrow and elongate, of the abdomen also suggest a primitive or inner margin of eyes parallel, eyes quite large generalized condition. The most distinctive in frontal view; clypeus protuberant, quite and reliable character is the recurved form densely pubescent, with very fine and close of the 2nd recurrent vein of the front wing. punctures beneath; labrum largely exposed, with a shallow median groove; mandibles short The 1st submarginal cell is nearly equal and slender, with a subapical inner tooth; to the 2nd and 3rd combined. In size, species basal segment of flagellum about equal to seg- of Colletes approximate that of the honey- ments 2-5 in length, 2nd segment broader than bee, some of them being somewhat larger long, following segments slightly longer than and others smaller. Usually they are rather broad, piceous above, more brownish beneath; conspicuously pubescent, and many species vertex narrow back of eyes, lateral ocelli have prominent apical bands of hair on the large, space separating them from eyes about abdominal segments. equal to their diameter, but somewhat more widely removed from margin of vertex; cheeks Biological notes on a few of the species slightly narrower than eyes'; pubescence pale have been pub1ished.l They are soil-nesting, ochraceous and quite dense on posterior portion making tunnels of varying depths which of vertex, cheeks, front below antennae, be- are humming with activity during the brief tween ocelli and over most of clypeus; legs period of flight. Species are either vernal slender, hind tibiae elongate, slightly arcuate, or autumnal, and only in the more northern about twice the length of the mid tibiae, hind latitudes where the summer is very short, basitarsi slender, parallel-sided and about half are they found in flight during the mid the length of their tibiae. summer period. DISTRIBUTION-Coastal plain, North Carolina to Georgia and Alabama; Septem- ber. KEY TO SPECIES FLOWER RECORDS-Aureolaria sp. Females and Trichostema dichotemum. 1. Malar space half as long as eye ...... There is much to learn regarding the ...... validus Cresson (p. 52) distribution and habits of this bee. It seems Malar space much shorter than half length to be primarily matinal, so far as the time of eye ...... 2 of flight is concerned, and both sexes have 2. Malar space nearly equalling the width been collected on Trichostema around sun- of the base of the mandible ...... 3 rise. Males, however, have been collected in Malar space not more than half as long late afternoon or at dusk, visiting both as the basal width of the mandible . . 5 Trichostema and Aureolaria. It was thought 3. Clypeus elongate, flattened, with a sharp that it might be nocturnal, but the flowers median, longitudinal sulcus ...... which it visits, at least so far as positive ...... longifacies Stephen (p. 43) records show, are closed during the night, Clypeus relatively short, the median sul- which would seem to preclude any nocturnal cus shallow or poorly developed ... 4 visits. It occurs, apparently, only in the sand ridge areas of the Coastal Plain in See C. compactus, C. inaequalis and C. thor- the Southeast. accus. 4. Pubescence of dorsum of thorax largely 13. Discs of abdominal terga densely covered pale, with only a few dark hairs; dorsal with appressed, yellow tomentum, ob- face of triangle of propodeum with scuring the surface ...... coarse, widely spaced striae delimiting ...... solidaginis Swenk (p. 49) shining rectangular pits ...... Discs of abdominal terga not densely to- ...... productus Robertson (p. 45) mentose, surface obscured only beneath Thorax dorsally with conspicuous dark the conspicuous, pale ochraceous, apical pubescence; dorsal face of triangle of fasciae ...... mitchelli Stephen (p. 32) propodeum finely and closely striate. .. 14 (12). Pubescence of dorsum of thorax snow- ... impunetatus lacustris Swenk (p. 40) white; discs of abdominal terga densely 5 (2). Metapleura with a dorsal, overhanging, covered with closely appressed, fine, carinate projection, the margin of white tomentuin, obscuring the surface which usually is testaceous ...... 6 ...... susannae Swenk (p. 49) Metapleura not carinate dorsally ... 16 ~ubgscence of dorsum of thorax brizht ochraceous; discs of abdominal terga 6. Scutunl thinly and entirely pale pubes- largely exposed ...... 15 cent, shining, punctures fine and rela- tively sparse, even anteriorly, inter- 15. Basal tergum of abdomen shining, very spaces much wider than the punctures 'minutely and obscurely punctate; basal ...... 7 tomentose band of second tergum rela- Scutuin more densely or copiously pubes- tively less dense and conspicuous .... cent, or with intermixed blackish hairs, ...... arnerieanus Cresson (p. 31) deeply and closely punctate, interspaces Basal tergum more closely and distinctly usually not exceeding punctures in punctate laterally; basal tomentose width, at least anteriorly ...... 8 band of second tergum broad, dense and conspicuous ...... 7. Metapleural protuberance conspicuously ...... mandibularis Smith (p. 44) carinate, the margin narrowly but dis- 16(5). Hind basitarsi very broad and flat, ...... tinctly yellow length only about twice the breadth ...... bradleyi Mitchell (p. 33) ...... latitarsis Robertson (p. 43) Metapleural protuberance very low and Hind basitarsi three or four times longer ...... inconspicuous, entirely black than broad ...... 17 ...... albescens Cresson (p. 30) 17. Abdominal terga l & 2 with deep subapical 8 (6). Scutum with strong admixture of black grooves, the rims reflexed ...... pubescence medially ...... brevicornis Robertson (p. 34) ...... thysanellae Mitchell (p. 51) Apical margins of terga 2 & 3 not grooved Pubescence of scutum entirely pale . . 9 or reflexed ...... 18 9. Lateral angles of pronotum produced and 18. Lateral angles of pronotum spinose . 19 sharply acute, almost spinose ...... Angles of pronotum not spinose, although ...... howardi Swenk (p. 38) possibly acute ...... 22 Lateral angles of pronotum either not 19. Scutuin irregularly roughened, without produced or only very inconspicuously distinct punctures, hind margins of ab- so ...... 10 dominal terga black, and only slightly 10. Pubescence of scutum short, subappressed, depressed ...... thickened and densely plumose, largely ...... simulans armatus Patton (p. 47) obscuring the surface ...... 11 Scutum with coarse and deep punctures; Pubescence of scutum more elongate, fine hind margins of abdominal terga and erect ...... 12 abruptly depressed, hyaline in part . . 20 11. Metapleural protuberance conspicuously 20. Abdominal terga coarsely, deeply and carinate, the margin yellow ...... closely punctate ...... aberrans Cockerel1 (p. 28) ...... robertsonii Dalla Torre (p. 46) Metapleural protuberance very low and Abdominal terga minutely and obscurely inconspicuous, entirely black ...... punctate ...... 21 ...... wilmattae Cockerel1 (p. 54) 21. Pubescence of dorsum of thorax entirely 12 (10). Metapleural protuberance relatively pale .... hyalinus Provancher (p. 39) small and inconspicuous, the carinate Pubescence of dorsum of thorax in large margin black or very narrowly testa- part fuscous or black ...... ceous ...... 13 . . simulans miamiensis Mitchell (p. 48) Metapleural protuberance more robust, 22(18.) Apical sternum with a pair of dis- the margin conspicuously testaceous . . tinct lateral ridges ...... 23 ...... 14 Apical sternum without lateral ridges. 24 26 BEES OF THE EASTERN UNIT^ STATES,1
23. Abdominal punctures close, deep and dis- or with finer but distinct punctures, to tinct, relatively coarse; dorsum of thor- some degree shining ...... 32 ax with much conspicuous blackish pu- 32. Punctures of scutum posteriorly and scu- bescence ... compactus Cresson (p. 36) tellum very coarse and deep; cheeks Abdomen more shining, punctures finer much narrower than eyes ...... and less deep; dorsum of thorax with ...... nudus Robertson (p. 45) pubescence entirely pale ...... Punctures of scutum and scutellum rela- ...... banksi Swenk (p. 32) tively fine, cheeks broader than eyes . . 24 (22). Punctures of basal abdominal ter- ...... inaequalis Say (p. 41) gum deep and distinct, although pos- 33 (24). Scutum and scutellum densely cov- sibly fine ...... 25 ered with rather long, bright fulvous Basal tergum impunctate or with exceed- pubescence; abdominal fasciae reduced ingly minute and obscure punctures that or absent .... thoracicus Smith (p. 50) are barely visible ...... 33 Either the scutum with some dark pubes- 25. Pubescence of scutum entirely pale . . 26 cence, or the abdomen conspicuously Pubescence of scutum with at least some fasciate ...... 34 admixture of blackish or darker hairs 34. Scutum with at least some admixture of ...... 30 blackish hairs ...... 35 26. Facial foveae narrow, restricted, not Scutum entirely pale pubescent ...... 37 nearly reaching lateral ocelli; second 35. Basal abdominal tergum with fine, but tergum with very short pubescence, not deep, distinct and rather close punc- noticeably dark ...... 27 tures ...... inaequalis Say (p. 41) Facial foveae triangular, broad and ex- Basal tergum shining, nearly impunctate tensive nearly reaching lateral ocelli 28 ...... 36 27. Clypeus weakly sulcate medially; abdom- 36. Malar space lacking; hypoepimeral area inal sterna shining, quite coarsely punc- shining between the distinctly separat- tate; punctures of mesopleura nearly ed, coarse and deep punctures ...... contiguous ... eulophi Robertson (p. 42) ...... titusensis Mitchell (p. 51) Clypeus not sulcate; adbominal sterna Malar space nearly half as long as width dull, the punctures very fine; punctures of mandible at base; hypoepimeral area of mesopleura separated by about a dull, coarsely rugose ...... puncture width ...... distinctus Cresson (p. 37) ...... kincaidii Cockerell (p. 41) 37(34). Facial foveae distinct, width about 28 (26). Abdominal terga 2-4 with rather equal to the space between antennae, short but erect and quite evident pu- broad and well developed; abdominal bescence; central area of scutum shin- terga with conspicuous, erect, fuscous pubescence on discs ...... ing and sparsely punctate ...... 29 .... consors mesosoopus Swenk (p. 37) Pubescence of abdominal terga 2-4 mostly Facial foveae small or very narrow and appressed, entirely pale and very thin poorly developed; abdomen without con- and inconspicuous; scutum closely punc- spicuous dark pubescence ...... 38 tate throughout ...... ciliatus Patton (p. 35) 38. Pubescence of dorsum of thorax bright ochraceous ; hypoepimeral area dull, 29. Smaller (10-11 mm.) ; hind basitarsi more closely and completely punctate; seg- slender, with length four times the ment 1 of flagellum short, no more than breadth ..... uestivalis Patton (p. 29) equal to segment 2 ...... Larger (12-14 mm.) ; hind basitarsi more ...... brimleyi Mitchell (p. 34) robust, length three and a third times Pubescence of dorsum of thorax pale thebreadth ...... ochraceous or whitish; hypoepimeral ...... andrewsi Cockerel1 (p. 30) area smooth and shining in part, only 30. Dorsum of thorax densely covered with upper half punctate; segment 1 of fla- bright fulvous pubescence, with but a gellum usually longer than segment 2. . very few blackish hairs intermixed near ...... hyalinus Provancher (p. 39) center of scutum ...... Mules ...... thoracicus Smith (p. 50) 1. Malar space half as long as eye ...... Pubescence of dorsum of thorax whitish ...... validus Cresson (p. 52) or blackish, more or less as an inter- Malar space shorter, subequal to or short- mixture ...... 31 er than width of mandibles at base . . 2 31. Clypeus dull, finely and densely striate, 2. Malar space long, nearly or quite equal- and with a distinct median sulcus .... ling width of the mandibles at base . . 3 ...... willistoni Robertson (p. 53) Malar space not longer than half the Clypeus either coarsely rugoso-punctate, width of the mandibles at base ..... 10 3. Basal segment of abdomen closely and Median portion of disc of basal tergum deeply punctate, especially toward api- either indistinctly or quite sparsely cal margin ...... 4 punctate ...... 17 Basal segment of abdomen shining, punc- 13. Lateral areas of prothorax, above front tures fine or minute, separated by much coxae expanded, nearly nude, carinate more than their own diameters .... 7 anteriorly . . abe~ransCockerel1 (p. 28) 4. Apical margin of 2nd and 3rd abdominal Lateral areas not expanded, obscured by terga not or only very obscurely de- relatively dense pubescence ...... 14 pressed ...... inaequalis Say (p. 41) 14. Pubescence of head and thorax snowy- Apical margin of 2nd and 3rd terga deep- white ...... susannae Swenk (p. 49) ly and abruptly depressed ...... 5 Pubescence of head and thorax yellowish 5. Pubescence of dorsum of thorax entirely or ochraceous ...... 16 pale ...... 6 15. Metapleural protuberance low and incon- At least scutellum with some intermixture spicuous, obscured by dense pubescence, of dark hairs ...... margin entirely black ...... compactus Cresson (p. 36) ...... howardi Swenk (p. 38) 6. Wings of 7th sternum relatively broad, Metapleural protuberance well developed, angulate medially on outer margin .... although possibly obscured by pubes- ...... kincaidii Cockerel1 (p. 41) cence, the margin quite broadly yel- Wings of 7th sternum relatively narrow, low ...... 16 evenly rounded on outer margin, and 16. Legs bright testaceous ...... with a distinct neck basally, just beyond ...... wilmattae Cockerel1 (p. 54) articular condyle ...... Legs basally piceous or black, the tarsi ...... eulophi Robertson (p. 42) more or less testaceous ...... 7 (3). Punctures of scutum minute, widely ...... mandibularis Smith (p. 44) separated even anteriorly, the surface 17 (12). Tarsi ferruginous; punctures of bas- polished . . productus Robertson (p. 45) al segment of abdomen very obscure, Punctures of scutum coarse and deep, barely evident even laterally ...... quite close, at least anteriorly ...... 8 ...... soliduginis Swenk (p. 49) 8. Smaller (about 7 mm.); clypeus shining Punctures of basal segment of abdomen beneath beard, punctures minute; pleura distinct, though very fine, laterally quite shining, with distinctly separated punc- close ...... 18 tures ...... 18. Malar space fully half as long as width . impunctatus lacustris Swenk (p. 40) of mandible at base ...... Somewhat larger (9 mm. or more) ; clyp- ...... albescens Cresson (p. 30) eus deeply, coarsely and quite closely Malar space very narrow or linear ... 19 punctate ...... 9 19. Metapleural protuberance wide and con- 9. Punctures of scutellum much more coarse spicuous, with a distinct testaceous rim than those of scutum; lower portion of ...... americanus Cresson (p. 31) pleura with some shining spaces evi- Metapleural protuberance quite low and dent between punctures ...... inconspicuous, its margin entirely black ...... distinctus Cresson (p. 37) ...... mitchelli Stephen (p. 32) Punctures of scutellum and scutum about 20(10). Hind basitarsi very broad and flat, equally coarse and deep; pleura densely width equalling half the length .... tessellate and dull between the rather ...... latitarsis Robertson (p. 43) coarse and close punctures ...... Hind basitarsi narrow, three or four ...... thoradcus Smith (p. 50) times longer than broad ...... 21 (2). Metapleura with an overhanging car- 21. Basal segment of flagellum nearly or quite inate protuberance just beneath base of equal to second segment in length ... 22 hind wing, the margin of this protuber- Basal segment of flagellum short, usually ance usually testaceous ...... 11 not much longer than broad, and much Metapleura, if protuberant at all, not shorter than second segment ...... 28 carinate ...... 20 22. Basal segment of abdomen very finely 11. Pubescence of scutum entirely pale ... 12 punctate, shining, interspaces much ex- Scutum with abundant, fuscous or black- ceeding diameter of punctures ..... 23 ish hairs intermixed with the pale pu- Basal segments of abdomen closely and bescence . . thysanellae Mitchell (p. 61) deeply punctate, punctures usually rath- 12. Basal tergum closely and distinctly punc- ercoarse ...... 24 tate throughout, interspaces only slight- 23. Basal segment of flagellum longer than ly exceeding puncture width ...... 13 the second segment which is very short, 28 BEES OF THE EASTERNUNITED STATES, I
broader than long; pubescence of abdo- 31 (29). Anterior portion of scutum rough- men entirely pale ...... ened or rugoso-punctate, without dis- ...... titusensis Mitchell (p. 51) tinctly separated punctures; pubescence Second segment of flagelluin slightly long- of scutum largely fuscous, with pale er than, or subequal to, basal segment; hairs intermixed ...... discs of abdominal terga 2-5 with erect ...... simulans armatus Patton (p. 47) fuscous pubescence ...... Scutum entirely pale pubescent, punctures .... consors mesoscopus Swenk (p. 37) over anterior portion distinct and to some degree separate ...... 32 24 (22). Abdominal terga with conspicuous, erect and rather long, fuscous pubes- 32. Scutum anteriorly closely punctate, inter- cence; antennae elongate, segments of spaces less than diameter of punctures; flagellum nearly twice as long as punctures of scutellum only slightly broad ...... 25 more coarse than those of scutum .... Antennae not so long, segments of flagel- ...... brimleyi Mitchell (p. 34) lum being only slightly longer than Scutum anteriorly more finely punctate, broad, if at all; pubescence on discs of interspaces about equal to or slightly abdominal terga either entirely pale, or greater than diameter of punctures; if dark, very short and inconspicuous. 26 punctures of scutellum very much more coarse and close than those of scutum 25. Smaller (10-12 mm.) ; hind basitarsi more ...... banksi Swnk (p. 32) slender, length about four times the 33 (28). Punctures of abdominal terga very breadth ..... aestivalis Patton (p. 29) coarse, close and deep; tarsi ferrugi- Larger (14 mm.); hind basitarsi more nous ... robertsonii Dalla Torre (p. 46) robust, length no more than three times Punctures of abdominal terga relatively the breadth . andrewsi Cockerell (p. 30) fine ...... 34 26 (24). Basal segment of flagellum consider- 34. Hypoepimeral area with coarse, deep and ably longer than second segment; ab- distinct punctures ...... dominal terga 1 and 2 with quite deep ...... nudzcs Robertson (p. 45) subapical grooves, the margins thus Hypoepimeral area without distinct punc- slightly reflexed ...... tures ...... 35 ...... brevicornis Robertson (p. 34) 35. Pubescence of dorsum of thorax entirely Segments 1 and 2 flagellum about equal pale; wings lightly infuscated, 2nd sub- in length; apical margins of abdominal marginal cell shorter than 3rd ...... terga not at all reflexed ...... 27 . . siinulans miamiensis Mitchell (p. 48) 27. Scutum very finely and closely punctate Dorsum of thorax with intermixed fus- over most of disc; discs of abdominal cous or blackish hairs; wings clear hya- terga beyond the first covered with very line, 2nd submarginal cell longer than short, erect, fuscous pubescence ...... 3rd . . simulans armatus Patton (p. 47) ...... ciliatus Patton (p. 35) Scutuin very coarsely and deeply punc- tate, interspaces shining; pubescence of Colletes aberrans Cockerel1 discs of abdominal terga obscure, sub- (Figs. 8 & 9) erect, reddish at certain angles of view ...... willistoni Robertson (p. 53) Colletes aberrans Cockerell, 1897. Ann. Mag. 28(21). Malar space about half as long as Nat. Hist. (6) 19, p. 44. P. width of mandible at base ...... 29 Cotletes aberrans Stephen, 1954. Univ. Kans. Malar space very short, not more than Sci. Bul. 36, Pt. 1. No. 6, p. 338. P 8. one third as long as wide ...... 33 FEMALE-Length 10-11 mm.; face some- 29. Upper portion of pleura shining, the punc- what longer than its greatest breadth; eyes tures distinct, with intervening shining convergent below; length of malar space about spaces ...... 30 one-fourth its breadth ; facial foveae narrow Upper portion of pleura dull, roughened but rather deep, obscured by a covering of or rugoso-punctate ...... 31 whitish tomentum; antenna1 segments fully 30. Pubescence of face, vertex and dorsum of as broad as long; clypeus very slightly pro- thorax ochraceous; discs of abdominal duced below suborbital line, shining, rather terga beyond the first with very short, closely and irregularly punctate, punctures erect, fuscous pubescence ...... finer and closer laterally and above; supracly- ...... kincaidii Cockerell (p. 41) peal area bare, more finely punctured, punc- Pubescence of head and thorax entirely tures well separated medially; face otherwise white; abdominal terga without evident densely covered with whitish, feathery pubes- dark pubescence on discs ...... cence, obscuring the surface; vertex bare and ...... hyalinus Provancher (p. 39) shining, with a few scattered very fine punc- t ures ; clleeks deiisei y pubescerit abuvr, bare bescence, partially expusing t11e surface, punc- ;~ndclosely, finely punctate below; arlteiinae tures of scutum rather coarse and close, but (!~111ferruginous l)eneatli; pu?ri.rcence entii,e!y not crom:lec!, closer laterally, quite sparse pos- white, with a slight crea111y tint on ~O~~LIIIIof teriorly, those on scutellum coarser, sparse an- thorax; lateral faces of pl.oth[)ras unusually tri,iorly, crowded along hind margin; pleura i.xtensive, barc, anterior inargi~~carinatc. quite coarsely arid tlecply punctate, punctures arig!es ncii :,piiietl; metapleu1,al prutubcrance crowtleti anterio~.lyand above. well separated conspicuousiy carinate, margin of the carilia hut not sparse belou-, pubescence long and testaccous; t~gulaedull ferrugi~~ous,miiiys rather thin; lateral faces of propocleum with whitish, violaceo~rsapically, veiiis and stig~na long, thin pubescence, surface partially ex- testacec,us; scutum largely covered with short, posed, somewhat shining. tloi.sal face short. subapprc~ssi.rl,Sc.:~tlii.ry pube~crlice, obscurillg shining between tlie parallel stri:ie; abdomi- the surface, this partially esposetl in ceiitrr nal terga closely, deeply, tlistinctly and finely posteriorly where the 5u1,fact. is shining ant1 punctate, punctures becoming close^ and nii- punct,ures coarse, deep arid sparse; sciiti.llun~ nuie on the niore apical srginents; apical mar- bare a~lteriorly,shining, with sparse scattered gins of terga depressed, testaceous-hyaline be- purictul~es, c?e!isr!y tumentose over pnsterior neath the dense, elitire, mhite fasciae; discs of portion : l)ieul.u more thinly pul~escent.but pu- 2nd and 3rd abdo~iiinal terga with a slight he~cei?ccshoi,t arid feathery, surfacr closely aniount of suberect white pubescence across 2nd quite cu;~~aclyanti ,leeply l~nnct,ate;Intel,- base, otherwise pubescence of abdomen very a1 faces of propodeum 1,ather densely covered thin. short, pale ant1 ol>.scure. not ohac~11~in.g I\-ith finer pu!~escencc~.iul,face partially ex- the surface. posed. 1x3latively sinoc~th, tlorsal face rather closely striate. resulting shilling pits narrox~-, I~ISTRIBUTIOS-Thih 5peeies is west- l:lrgc!~- hidtlc~: kiy ~~uhe:.vcncc;legs. i:icl~~iii!ig ern in its distribution, b11t ranges into Wis- tarsi, ti:ir!i. alitc'ri<)i. cr;\;;~l >pines n-ell devcl- consin, Illinois and Slichigan in the east. opeti; hind irasitnrsi about three times longer It is in flight from mid Jime to mid August. than I,i,t~atf; spurs l;ello~vish-ferrugi11ous; ab- donlinal terg:~wry fineiy arid closely puric- FLOWER RECORDS-Stephen 'ecords tatr, punctu1.e~ on basal segiuent more dis- this species on 31elilof~cts. Petnlo.sten~oir ti17ctly scparatetl. hut not sparsc; apical mar- f1nrrsce)ts and P. I-illoszcnt. pins of tery:r +ligli.tl~-(1eprc.-sed, conspic:luusl~- testaceous ireneat11 thc tlensc, entire, I~road, white fascixe; basal half of discs of Biitl antl ::i,d ahdoinin:il te~yacovtrcd with appresseri I Fig.. 7 & 9) white tc~mentum,and basal ~CI.~UIYIlai,gely o'n- -curecl LIJ- siinil;lr pubescence, this ?)econ~inc C'ollttes acst~lcrlis Patton, lh79. Boston Soc somewhat longer aiitl Inore erc+ct at extreme Sat. Ilist. Proc. 20, p. 142. 0. base. Colletes hetcchei.ne Robertson, 1891. Amer. llilLE---I,~~igthb-!I 111111. 3 f ;ice ~~n~e\vha~Ent. Soc. Tlanr. 18, p. 61. - 2. idnger than it> grcate.jt I~reatltil; eye5 con- Colleteh uesiivulis Robertson, 1929. Flowers vergent below; length of nlalar space about and Insects. Lancaster, Pa . Science Press. o~~c-tl.ii!~ilit;: I.,riadth: ;lntciinae beneath deep (Flower records i fc~rrupinuus.length ul' niciii;\n segnients about Collcfes uestic~ul~sStephen, 1964. Univ. Kana. one and a half times tlie breadth; c!ypcus Sci. Eul. 36. Pt 1, No. G, p. 281. d 9. finely antl closely punctate bnieath the dense white beard; 2\11 of fare 11elow antennae cov- FEMALE-Length 10-11 ~nni.; length of ered \vith long white liubescencc, surface above face slightly exceeding greatest width; eyes antennae inore exposed, xvith rather close, subparallel, only very ~!ightlyconvergent be- coarse, distinct p~nctui,es;vcrtt'): bare and low; length of ~nalarspace about one-fourth shinin::. wit!] very iitie and 1.~tli21,close pllnc- it-: bieadth; facial foveae extensive, subtri- tcrcs ; cll~e!i:: riii~:inz. ~ninut'ly piiuctatc !I-.- angular, slightly curved toward the lateral neath the dense pubescence; pubescence cntire- ocelli above; antennae (lark, n~eciiansegnlents ly ~vhit~.,with a slig:ht creamy tint on dorsum slightly longei than broad; clypeus somewhat of thoras; 1;1ti.:.~ilfares of 111,uthoi.a~unnsual!y shining, !jut finely. contiguously and striately extensive, bare, antr,rior nlargin c;lririate, an- punctate, especially above, 'vith punctures of gles not spinet!; ~netnl~leu~~alprot'lberance cun- supraclypeal area sparse in marketi contrast; spicuously ca~.inate,inargin c~fthe c3rilla tes- pubescence greyish-white, slightly yellowish taceous; legs reddcnetl apically; spurs yellow- on clorsum of hcarl and thurax, ~vitl~outdark ish; trg:.uiae yello\visl~-fc~,l?rginous;wings aclnlixture; latelzl angles of p1.otho1.a~acute, whitish, violaceous apically, veins and stignla but not spine-like; nietapleural tcstaceuus; tiors~ili~of thorax covered with with a very low tjbscurc carina; tegulae dark; long, erect and raiher thin, feathery, white pu- wings subhyali~ic, very slightly violaceous, vein> ailL{ sti:_ma fe~i.ugirio11a;2nd submar- FLOLVEK RECOKUS-Hrc1cllei.t~ tri)~e).i- ginnl cell c9nsider:ibly :shorter than 2rd; scu- ca>,a alid H. llisj~ida.Robertson (1929) re- t~i!ii.-hinip!?, rather finely b~itdistil~ctiy punt.- cord;; aasti?.niis 911 Apoi.~~~~~iilcai~rlal)irllrltl, tatc, those in front separated by about a Punt- Herac.Icicj,jla,Lnf~l,il, K7.i{,in a,~zplen.icazLlis, ture ~vitith,bec:)ininp; veuy sparse posteriorly: Polgfaei~in iilifial!ii, Rll its glaA).n, Ribes 1)cnctui.es of rcute1l:ii~~ niore c02rsc, crowtietl gtzncilc, R!ihzis cilloszr:. Tnenidln ittteger- po:;tcrio~.ly, hr: ve1.g i par.;? along ante!.io~. inargiii; piel~.ra dnll, tesscllate, punctu?es r.ima and Zizin atci.ea. about e!!unl to thore of scutuiii but more Colletcs andrewsi Cockerel1 rrowtie:l: r!orsal pvrtion of propodeunl smooth between the r:lther close, parallel striae; legs, L ollctc s A~ctlic lr'si Cockerell, 1906. Ann. &lap. including tarsi dark, coxal spines well devel- Nat. Hist. (7) 17. p. 311. 9. npcci; hind !,>isitarsi slender, parallel-sided, Colletes untlre~vsiCockerell, 1907. Univ. Colo- length about four times the breadth; spurs rado Studies 4, p. 239. (key) yellowish-ferruginous; abdominal terga rather Colletes aestiva1i.s Criddle tl rrl., 1924. Itep!. ~11111,punctnres fiiic br.t tiistinct, separated by Ent. Soc. Ontario, p. 99. two or three times the puncture width, apical ('oll~fc7sncst~cnlin Graenicher. !935. Ent. Soc. niargins somcwhnt hyalinc, slightly depressed Amer. Ann. 28, p. 301. bcncath thc dense, entire, white, apical fas- Colic tt7s n11tl7rwsi Tinlbe~lahe 1!)4.?. .Amel. ciae. but scga~ent5 not fasciate; discal pubes- JIus. Nat. Hist. Bul. 81, p. 385. ceiisc fuscou.i, s2101.t and erect on ahdoininal Collcte~niicit czrsi Stephen, 195-1. Univ. Kan. terga beyond the first. Sci. Bull. 36, Pt I., So. 6, p. 283. o^ 9. This species is more nestern in distribu- ;\I> LE-I,c.ng.tii 10 mni.; length clf face slightly exceeding its greatest width; eyes tion, occurring in Colnr:ido, Nebraska, su!)?:~r;:iI~~l,onir very sii::hi:y conve~,gentbe- South Dakota and Manitoba. !)tit has also low: length of nin!ar space ::bout one-third its been recorded in Wisconsin. It is nearly \ilea dt'n ; a ntcniin? tiarli. inedial~ sepnlents identical with uestivalis, differing only in twice a.: lo;ip as broad; clypcus very finely size, the relative proportions of the hind aild dti-:t;c!y p-.tnctate beneath the pubescence; pubescence are>-ish-white, siiyhtly yellowish basitarsi, and the male genital armature nn tlors~~~:~of heat1 'nd thoras, without dark and 7th abdominal sternum. atlruixt~irc;laterai aiipltl~of prothorax acute, FEMALE-Length 12-14 mm.; length of hut iiot spine-lil:(.; inetapleura! protuberance hind basitarsi about three and a third times \\-i+i? :I ve1.y i,.:>;. o1,:;cure c:n.ina; tegulae dark; the breadth. wings :ubilyaliiie, very slightly violaceous. XALE-Length 14 nm.; length of hind veins and stigina ferruginous; 2nd suhmar- basitarsi no inore than thiee times the breadth; icinal cell ctjr.,itierably shorter than 3rd; scn- wings of sternum 7 nr~th an inner apical tun1 soii:ewiia: shini!~?:, punctures fine but dis- angle. tinct, separated by two or three times the This visits Neccchoci, anti I.- 113 flirht from puilcture ividth over alitei,ior poition of disc. mitl May to nlitl July. becoming aoiii!!\vhat !nore sparse posteriorly; :tiiterior inargiii of scutell~~lililnpunctate, otli- Colletes albcscens Cresson erwise th:: p~1nctul.e~more coarse, close ant1 deep than on scutum: posterior portion of Coll~trsulbcsce~ts Ciesson, 18(iP. Boston Soc i)icura with si~aliolv,iii>tinctly scpa~atcdpunc- Sat. Hi5t. Proc. I%,p. 16S. ^. ture-, itiCei..:p:ii-es zhining, hut surface dull, Colletes albesce7z.s Robertson, 1929. Floweis tc?-c;I:~te :~i:~ivxy (,bs~.lirelypunctnte ante- and Icsects, Lanct;,ter. I'a . Science Press. ric~rlyantl above; striae of tlorsal face of pro- (flowcr recortls) potictun~ pni,allri ant1 quite close; legs dar!i. Collctcs rtlbescc~tsStephe:.. 1:lj.l. Univ. Kani2. hasitai,si s!i,nc;er and pa~~allel-sided,length of Sci. Bul. 36, Pt. 1, ic'o. (:, p. 335. 2 9. hint1 baait::r>i about four iiincs the breadth; FEMALE--Leng th 8-9 111111. : face some- spurs yel!ovt-ish-fe~.r~.igirious; ai;do~iiinalterga what longer than distance b?tTveen cycs above; son~cwhatshining between the minute, well cyes convergent below; ixalal. space short, sepa~,ittcdp'~i:ict~~re~, apical 1:largins slightly about one-third as long as basal width of man- c!ep;.c:;sed. nalcr in color hei:eath the entire dible; faclal foveae rather sinall and shallow. narrow, white. apical fasciae; discal pubes- telminatinl: above about midv~:.ay between eye cence ~LISC<>I~::,short end erect on abdoininal and lateral ocellus; clypeus protruding nearly telga hcyon;l the 1st. one-half below suboib~tal line, with rather DISTRIE'C'~IOI:--I~I~II~~~to Sew York fine, close punctures above, becoming more sparse and irregular apically, meclinn aiea of and 11I:lss:~chusetts. south to Tennessee, cly~eu, .lightly tlat~erlc:!; bppei 1)oltioii of Korth Carolina antl Georgia; mid Map to face with fine, close arid deep punctules, be- mid July. coming minute and obscure on vertex, very fine and ciose on cheeks abovc, becoming shght- punctaie; \viilgs v~hitish,veilis plceuus, stiglna iy :lif1re distinct below: se~mentsof fiagelluln testaceous; punctures or' scutuin quite deep brownish beneath, more plceous above, about nncl distinct, nrell separated antisrioriy, becom- as lol;g as broad: bas21 seginent blackish, some- ing quite sparse in center of tlisc posteriorly, what !i~i:;:i:r; l)c,liescencc entirely white, copi- those on scutelluill slightly more coarse and ous, raihcr short, but not hiding the surface close; punctures of plel~raconl,st,, deep and un entire head and thorax; lateral angles of distinct, separated by about a puncture width; proiiiituni not pr,)?uceti ; iiie~apleurnlpi.otuber- lateral faces of propodeurn solnewhat shinirig ance low, entirely black; front coxae ~x,,ithou~ beneath the long white pubesce~ce,dorsal face spines; Ic-s piteous in general, apical tarsal short, with irl.eg:.ular, coarse striae; abcloininal segments more or ~CSSferrugi~~ous, spurs tes- terga rather (lull, punctuirs c~f basi:l tergun: taceolis; tepulac brownish-liyalinc with prac- very fine, rather close at extreme sicles antl tically 110 p~unctures; wings liyaline, veins to~l-ardapico! margin, ot1ieri~i.e very spame. and stigma bro~vnish-testaceous, 2nd submar- those 011 "(1 arid 3rd segments u~iifor~nlyfine ginal cell nearly as long as 3rd; dorsunl of and close but deep and distinci; apical mar- thorax soinc~vhat shining, punctures of scu- gins of terga solnewhat depressetl. yello~vish- tuiil deep antl di-tinct, rather close :inti fine hya!inc beneath the dense, .entire, white fasciae; over anterior portion, but becoming sparse discal pubescellce of abdominal terga thin, along anterior margin and sparse niedially suberect and elltirely whitish. tui\-:i~.tl po-terioi nlaiyin, tho:-:e oil scutellum somewhat sparse anteriorly, but becoming very 1)ISTRIBUTION-In the east, crlOebc~t~a cio-;e, alillost cro~vcletl l)r~steriorly; ple~~rr:! has heell collected in Illinois and I\-iscoilsin. punctures tleep, distinct and quite close ant1 To the mest it ranges n; far as Ytah and cnarse ill ~enc.!~;ii,the hypoepimcral area marc Sew bIesico anit thus i , mo1.e western than fincly liunctxte, a1iii::st rugose; dorsal area of eastern i~lits distribution. It i-; iii flight popodeui~i ~lcai,ly ns hroiic! 2s metanotuil:. from late Jrllie lo early August. with coarse ii,regulnr striae, lateral faces ra- ther smooth, with a few obscure punctures. FLOTVEE; RECORDS--Stephen records posterior face soniev~hatshining, ~itha fen- thi:, only on ~l,t,oi.:~izncat~escc~~s. According :~~ii!:~t+,~>~S~LIIT j~~i~>ct~irc~s: :11)(1(>1~;1in>il te~,ga to Eolwrtson (1929) it :11sd visit': P~fr110s- smooth Lut tluli, basal segment with hardly f( I)IO?I ,)111~~110CILnl. visib!e ~>utlctui.e:-,:Inti, :Ii.cl anti 4lh xvith mi- v:lte anti close punctures ov~,rn~ost of disc. :ipic:~iinar~in.; of tlie stynients soli~c\~.hatdc- ii1.esset1, ytllonrish-hyaiinc. wit11 bl,oacI, tlen.;~, :*lid entire, white, apical fascia?, the tiiscs with (Figs. 8 & 9) very fine azid obscure, subaplwessed pile, bas- al segment with no re copious erect pl~bescc~ncc (IIILC~-~C(~II(L 1868. :-cl.c,s< !,;i.-r, C'olictcs Cresson, Boston Soc. Sat. Hist. Proc. 12, p. 167. '; A. ,-, .:1: 1,: ~li:tl,h II~~I;.;1t.ngtli ol face abuut Colletes u?i~ct~icaxnRobertsor., 1920. Flowers c quai to tiistance betweell eyes above; eyes :and Insects, Lancaste13. Pa.. Science Press. slightly convergent below; malar space nearly (flower records) half as long as xvidt11 of lnantlibles at base: ('ollctcs crl,rci.icci~~l~sStepheli, li154. Cniv. Kans. antennae blacli abovc, deep brownish Leneatl?, Pci. Bul. 36; Pt. 1, So. 6, p. 308. 9 8. in.~iiiari:siyi~~cnti :.oii~e:vhat longer than broad; clypeus shinilig beneath lreard, punctures fine b'ERIA4LE-L(:~iyth 11 ~nm.; length of face and close but distinct above, l~ecomingsparse al)ol~tequ.al to greatest clistance hetmeen eyes; toward apical niargiri antl laterally; fac- bc- eye:; convercrrit bc.10~; malar space very I-,\\- cbi:c~ili i,illilcl. duli. punctures quite deep. short; facial foveae 1i33ne: so~l-:cc;'r,at shining. <:i~ti!iLt.i.?:i close, al.ra belo~v:~iitznnae tl~n.;e?y broad ahove, acute below; scgii:-nts of flagel- white pubescent; vr!.tex somemhat shini~ig. lum as broad as long, basal segnient slightlv puiicturcs nlinutc and rather close arid indis- ionpier; clypeus shining, closely, deeply and tinct; checks slight!y rial.ro7
Nat. Hist. (7) 17, p. 314. 8. ly, closer but not crowded posteriorly; punc- Colletes eulophi albertensis Cockerell, 1938. tures of pleura about as those of scutum an- Canad. Ent. 70, p. 70. teriorly; legs somewhat reddened, basitarsi Colletes stricklandi Cockerell, 1938. Canad. slender; spurs yellowish; punctures of ab- Ent. 70, p. 70. dominal terga close and fine, deep and dis- Colletes kincaidii Stephen, 1954. Univ. Kans. tinct on basal segment, becoming minute and Sci. Bul. 36, Pt. 1, No. 6, p. 269. 8 9. obscure on the more apical segments; apical margins of terga depressed, somewhat red- FEMALE-Length 9-11 mm.; eyes conver- dened beneath the entire white fasciae; discs gent below; length of malar space about one- of terga with short, erect and inconspicuous fourth its breadth; facial foveae small, rather fuscous pubescence. narrow, elongate-triangular; antennae obscure- ly reddened apically, length and breadth of DISTRIBUTION-In the East this oc- median segments subequal; clyepus rather curs in Nova Scotia, New York, Indiana shiny, punctures irregular, rather deep and and Illinois, and southward through the distinct, rather close basally and laterally, Appalachians as far as North Carolina, but sparse apically; pubescence of head and thorax it is primarily Western, reaching Arizona, pale ochraceous, without dark admixture; lat- California and British Columbia. It is in eral angles of pronotum sharply acute but flight from early June to early September. not spine-like; metapleural protuberance not carinate; tegulae ferruginous; wings hyaline, FLOWER RECORDS-Stephen records slightly violaceous, veins and stigma reddish- this on Heracleum, Medicago sativa, Meli- piceous; scutum shining, punctures deep and lotus, Pentstemon, Poten,tilla and Symphor- distinct, fine and close over anterior half, icarpos. more coarse posteriorly, with a quite distinct, median, sparsely punctate area; anterior mar- Colletes eulophi Robertson gin of scutellum smooth and impunctate, be- coming closely and coarsely punctate pos- (Fig. 10) teriorly; pleura shining, punctures coarse, ColEetes eulophi Robertson, 1891. Amer. Ent. deep and distinct, evenly spaced, interspaces Soc. Trans. 18, p. 61. 9 8. about a puncture width; anterior coxae not Colletes illinoiensis Robertson, 1891. Amer. spined; tarsi dark, length of hind basitarsi Ent. Soc. Trans. 18, p. 62. 9. about four times the breadth, spurs yellow- Colletes eulophi Stephen, 1954. Univ. Kans. ish; abdominal terga closely and finely punc- Sci. Bul. 36, Pt. 1, No. 6, p. 266. $ 9. tate, deep and more coarse and distinctly sepa- This species is so closely related to kin- rated on basal segment, becoming minute, that the two are distinguished only obscure and very close on the more apical seg- eaidii ments; apical margins of terga depressed, with difficulty. No reliable or constant dif- faintly reddish beneath the dense white fas- ference between the females of the two spe- ciae, widely interrupted on basal segment, cies can be given, and it is best to rely on entire on the remainder; discs of terga with the males for positive identification. In that short, erect and inconspicuous fuscous pube- sex the one apparently constant difference scence. is in the form of the retracted 7th abdom- inal sternum. The figures (Plate 9) will MALE-Length 7-9 mm.; eyes convergent show the difference. In kincaidii the discs below; length of malar space about two-thirds of this plate are relatively broad at the its breadth; antennae somewhat reddened, base, abruptly expanded above the base, and median segments not quite twice as long as this area is densely setose to the inner mar- broad; upper portion of clypeus closely punc- gin. In contrast, the discs in eulophi are tate beneath pubescence, lower portion more sparsely punctate; pubescence of head and somewhat narrower at base, are much more thorax pale ochraceous, without dark admix- gradually expanded above toward the apex, ture; lateral angles of pronotum sharply acute and the inner half of the base is devoid of but not spine-like; metapleural protuberance setae. not carinate; tegulae dark reddish-piceous, In all other characters the description of shining; wings hyaline, slightly violaceous, both sexes in kincaidii will serve equally veins and stigma reddish-piceous ; scutum shin- well for eulophi. ing; punctures of anterior portion rather fine and close, interspaces about equalling the DISTRIBUTION-According to Stephen puncture width, punctures becoming more (1954) this occurs in Illinois, Ohio, Ken------,.-A -...:,...I.* ...:+I. - -..:+A?I:-+:--+ --a:-- tnrkv th~nintrirt nf Cnlnmhia Vircrinin Arizona and Utah. In North Carolina it is median segments only slightly longer than in flight from June to early November. broad; clypeus flattened, somewhat grooved medially, bare and rather smooth, punctures FLOWER RECORDS-Aster, Rubus, fine, obscure and quite sparse, obscurely Solidago. Stephen records it also on Ceano- striate; pubescence rather short, more or less thus fenderli, Clematis, Ezcpatorium perfo- intermixed with fuscous on vertex and dorsum liatum, Melilotus, Solidago nemoralis and of thorax; lateral angles of pronotum sharply Sophia obtusa. In Robertson's "Flowers and acute, but not spine-like; metapleural pro- Insects" (1929) this species or the closely tuberance not carinate; tegulae dull reddish; related kincaidii Cockerel1 is recorded on wings subhyaline, veins and stigma ferrugin- about 30 host plants, some of which are ous, 2nd submarginal cell longer than 3rd; scutum, scutellum and pleura shining, punc- listed above. Since there is a probability of tures deep, distinct, quite coarse, regularly confusion between these two species with distributed, interspaces about a puncture width respect to these records, they will not be except on pleura below where they are more listed here. sparse, and with a median impunctate line on scutellum; tarsi dark, hind basitarsi apically Colletes latitarsis Kobertson fully half as wide as the total length, slightly (Fig. 10) narrower at base; mid and hind spurs fuscous, anterior spurs yellowish; abdominal terga Colletes latita~sisRobertson, 1891. Amer. Ent. finely and closely punctate, punctures deep Soc. Trans. 18, p. 60. 0 8. and distinct on basal segment, becoming mi- Colletes latitarsis Robertson, 1929. Flowers and nute and obscure on the more apical segments; Insects, Lancaster. Pa., Science Press. hind margins of terga depressed, reddish- (flower records) hyaline beneath the dense, entire, white fas- Colletes latitarsis Stephen, 1954. Univ. Kans. ciae; discs of abdominal terga with short, thin, Sci. Bul. 36, Pt. 1, No. 6, p. 229. $ 9. erect, fuscous pubescence. FEMALE-Length 11 mm.; eyes only slight- ly convergent below; length of malar space DISTRIBUTION-Florida to Louisiana, about one-fourth its breadth ; facial foveae north to New York, Michigan and Wiscon- quite deep and extensive, subtriangular; an- sin; March to September. Stephen states tennae dull reddish, length and breadth of that the range of this species extends west median segments subequal; central area of as far as Arizona. The early flight records clypeus flattened, more striate than punctate; are from Florida. central portion of supraclypeal area impunc- tate, but with scattered, irregular punctures FLOWER RECORDS-Ceanothus amer- laterally; pubescence rather short, more or icanus, Physalis and Trifolium. It is record- less intermixed with fuscous on vertex and ed by Stephen on Asclepias incarnata, Med- dorsum of thorax; lateral angles of pronotum icago sativa, Melilotus alba, Physalis lance- sharply acute, but not spine-like; metapleu- olata, P. virginiana, Polygonurn hydropip- ral protuberance not carinate; tegulae dull eroides, Solidago and Symphoricarpus occi- reddish; wings subhyaline, veins and stigma dentalis. Robertson (1929) records this spe- ferruginous, 2nd submarginal cell longer than cies also on Asclepias syriaca, Campanula 3rd; scutum and scutellum shining, punc- americana, Cicuta maculata, Lycopzcs amer- tures deep, distinct and rather coarse, uni- icanus, Passiflora lutea, Physalis lanceo- formly well separated, but interspaces not ex- and ceeding the puncture width; punctures of lata, P. subglabrata, P. virginia,na pleura quite similar to scutum but interspaces Pycnanthemum f lexuosum~. slightly greater; anterior coxae not spined ; tarsi dark, hind basitarsi very short and Colletes longifacies Stephen broad, length only slightly greater than twice Colletes longifacies Stephen, 1954. Univ. Kans. the breadth; mid and hind spurs fuscous, an- Sci. Bul. 36, Pt. 1, No. 6, p. 500. 0. terior spurs yellow; punctures of abdominal FEMALE-Length 11 mm.; face much terga fine and close, deep and distinct on basal longer than distance between eyes; eyes slight- segment, becoming minute and indistinct on ly convergent below; malar space nearly as the more apical segments; hind margins of long as width of mandibles at base; clypeus terga depressed, only slightly reddened be- protruding fully one-half below suborbital neath the dense, entire, white fasciae; discs line, strongly sulcate medially, with scattered of abdominal terga with short, thin erect fus- and rather sparse punctures; facial foveae cous pubescence. distinct, subtriangular, pointed above; anten- MALE-Length 8-9 mm.; eyes only slightly nae black, segments of flagellum somewhat convergent below; length of malar space near- reddened beneath, basal segment subequal to ly one-half its breadth; antennae dull reddish, segment 2; vertex somewhat shining, with a 44 BEES OF THE EASTERNUNITED STATES, 1
few scattered sparse punctures between eyes ing, closely and finely punctate; pubescence and ocelli and back of ocelli; clypeus bare, but pale ochraceous throughout, entirely so on cheeks and other portions of face, quite dense- head and thorax; prothoracic angles not spi- ly covered with whitish pubescence, a few nose; metapleural protuberance strongly car- fuscous hairs on vertex; thorax quite densely inate, margin of the carina testaceous; tegu- pubescent, hairs rather short and densely plu- lae dark ferruginous; wings subhyaline, veins mose, whitish in large part, but with inter- and stigma ferruginous; punctures of scutum mixed fuscous hairs on scutum and scutellum; deep and distinct, close anteriorly, becoming scutum shining, with coarse and deep punc- sparse in center of posterior half; scutellum tures, these separated by about a puncture shining and impunctate along anterior border, width anteriorly, becoming rather sparse pos- otherwise closely and coarsely punctate; pleu- teriorly; scutellum shining and largely im- ra very closely and deeply punctate; dorsal punctate anteriorly, becoming rather closely area of propodeum narrow, with shining quad- but shallowly punctate posteriorly and lateral- rangular pits formed by the well separated ly; pleura with coarse and deep punctures, striae; triangular area of posterior face pol- somewhat shining below, but densely granular ished and bare, lateral areas more dull and and impunctate above; lateral angles of pro- reticulate, with long thin pubescence; front notum acute but short, metapleura not car- coxae spined; hind basitarsi slender, elon- inate above ; tegulae shining, fuscous ; wings gate; spurs pale ferruginous or yellowish ; hyaline, veins and stigma piceous, 2nd sub- punctures of abdominal terga minute, close on marginal cell longer than 3rd; dorsal face of 2nd and following segments, more distinctly propodeum rather short, shining, with a few separated on 1st medially; hind margins of irregular striae, lateral faces rather dull; legs abdominal terga narrowly ferruginous, with dark, hind basitarsi quite narrow and elon- broad, dense, apical fasciae, discs very thinly gate; spurs testaceous; front coxae not spined; tomentose and appearing dark; apical segment abdominal terga rather smooth, somewhat dark. shining, punctures exceedingly minute, hardly evident on basal tergum, rather uniformly MALE-Length 7-8 mm.; eyes strongly con- close on segments 2-5; apical margins of vergent below; length of malar space about segments 1-5 with broad, dense, white, apical one-fourth its width; facial foveae shallow, fasciae, apical margins somewhat hyaline be- barely evident, width of median antenna1 seg- neath the fasciae but not appreciably depres- ments two-thirds their length; clypeus shin- sed, segment 2 also fasciate across base. ing between fine and close punctures, largely hidden by pubescence; pubescence pale ochra- DISTRIBUTION-Florida. The type and cous throughout, entirely so on head and thor- one paratype were collected at De Funiak ax; prothoracic angles not spinose; meta- Springs, October 17-19, 1914. One addition- pleural protuberance strongly carinate, mar- al specimen has since been collected in gin of the carina testaceous; tegulae pale fer- ruginous; wings subhyaline, veins and stigma Alachua County, October 12, 1956 (H. V. ferruginous; punctures close and deep on scu- Weems, Jr., on Liatris laevigata). tum, sparse in center of disc and on anterior half of scutellum, close and coarse on scutel- Colletes mandibularis Smith lum posteriorly; pleura shining below, deeply punctate, the punctures well separated but (Figs. 8 & 10) becoming crowded above; dorsal area of pro- Colletes mandibularis Smith, 1853. Cat. Hym. podeum shining between distinct but irregu- Brit. Mus. 1, p. 5. 8. lar striae: spurs and tarsal segments pale, Colletes similis Robertson, 1904. Canad. Ent. ferruginous or testaceous; basitarsi slender, 36, p. 276. 0. (nec. Schenck) elongate; basal abdominal terga finely but dis- Colletes mandibularis Robertson, 1929. Flow- tinctly punctate, closely so on the 2nd and only ers and Insects, Lancaster, Pa., Science slightly separated in center of disc of the press. (flower records) 1st; abdominal fasciae entire, quite broad, pale Colletes simulator Michener, 1951. In Muese- ochraceous; integument beneath ferruginous- beck, et al, Hym. Amer., U. S. Dept. Agr. hyaline. Mon. 2, p. 1048. DISTRIBUTION-In the East this spe- Colletes mandibztlaris Stephen, 1954. Univ. cies is generally distributed from Florida Kans. Sci. Bul. 36, Pt. 1, No. 6, p. 360. $ 9. and Texas to Nova Scotia and Minnesota, FEMALE-Length 9 mm.; eyes strongly but it ranges west to Utah, Idaho and Brit- convergent below; malar space linear, hardly ish Columbia. It is in flight from June to evident; facial foveae shining, broad medially, September, but Florida records include the narrowed above and below; length and breadth months of November, December, March, nf fln~ellnrsegments enual: clvaeus bare. shin- Aoril and Mav. FLOWER RECORDS-Berlandiera sub- twice as iong as broad; clypeus closely and caulis, Ceanothus, Cirsium, Erigeron quer- coarsely punctate beneath pubescence; pubes- cifolius, E. ramosus, Flaveria linearis, cence whitish, rather short, to some degree Melilotus alba and M. indica. Stephen re- fuscous or blackish on vertex and dorsum of thorax; lateral angles of pronotum acute, cords it also on Amorpha canescens, Amphi- somewhat elongate, to a slight degree spine- achris, Cassia fasciculata, Heterotheca sub- like; metapleural protuberance low, not cari- azillaris, Zsopappus divaricatus, Medicago nate; tegulae piceous; wings lightly infuscat- sativa and Prionopsis ciliata. It is recorded ed, violaceous, veins and stigma piceous to by Robertson (1929) (as C. sirnilis) on ferruginous; scutum shining, punctures very Pycnanthemum flexuosum. coarse and deep, close laterally, quite sparse in center posteriorly; punctures of scutellum Colletes nudus Robertson exceedingly coarse and deep, close except in center; punctures of pleura coarse, deep and (Figs. 7 & 9) close; tarsi becoming reddened apically, basi- Colletes nuGus Robertson, 1898. Acad. Sci. tarsi narrow, slender; spurs yellowish; abdom- St. Louis, Trans. 8, p. 43. 9 8. inal terga shining, punctures deep and dis- Colletes vierecki Swenk, 1905. Canad. Ent. 37, tinct, but rather fine and widely separated; p. 301. 9. apical margins of terga very narrowly and Colletes hydrophilus Cockerell, 1906. Ann. obscurely hyaline, depressed toward sides, with Mag. Nat. Kist. (7) 17, p. 313. 8. narrow, entire, white fasciae. Colletes nudus Robertson, 1929. Flowers and Insects, Lancaster, Pa., Science Press. DISTRIBUTION-Florida to Louisiana, (flower records) north to Wisconsin, Ontario and Massachu- Colletes nudus Stephen. 1954. Univ. Kans. Sci. setts; April and May in Florida, through Bul. 36, Pt. 1, No. 6, p. 299. $ 9. June, July and August in the North. Ac- cording to Stephen the range of nudus FEMALE-Length 12 mm.; eyes convergent reaches Colorado to the west. below; malar space extremely short; facial fo- veae small and narrow, but shining and dis- FLOWER RECORDS-Ceanothus, Dau- tinct; antennae reddened, median segments cus carota, Hydrangea arborescens, Meli- very slightly longer than broad; clypeus shin- lotus alba, Parthenocissus, Rhus copalli- ing between the close, coarse and deep punc- num, and R. glabra. Stephen records nudus tures; median part of supraclypeal area im- on Monarda mollis, Symphoricarpus vulgar- punctate but dull, punctures fine and closely crowded laterally; pubescence whitish, rather is and Verbena urticifolia. Robertson re- short, to some degree fuscous or blackish on cords it on Asclepias syriaca, Pgcnanthe- vertex and dorsum of thorax; lateral angles mum flexuosum and Symphoricarpus orbi- of pronotum acute, somewhat elongate, to a culatzu. slight degree spine-like; metapleural protub- erance low, not carinate; tegulae dark red- Colletes productus Robertson dish; wings lightly infuscated, violaceous, (Figs. 8 & 10) veins and stigma piceous to ferruginous; scu- tum shining, punctures very coarse and deep, Colletes producta Robertson, 1591. Amer. Ent. close over anterior half of disc, sparse pos- Soc. Trans. 18, p. 62. 8. teriorly; scutellum shining, punctures very Colletes productus Swenk, 1908. Nebr. Univ., coarse and deep, rather uniformly sparse; Dept. Ent. Contrib. 1, p. 38. 9 8. pleural punctures about as those of scutum but Colletes productus Robertson, 1929. Flowers very close; anterior coxae not spined; tarsi and Insects, Lancaster, Pa., Science Press. dark, length of mid and hind basitarsi not (flower records) much exceeding three times their breadth, Colletes productus Stephen, 1954. Univ. Kans. spurs ferruginous; abdominal terga dull, punc- Sci. Bul. 36, Pt. 1, No. 6, p. 201. 8 9. tures of 1st segment much finer than those of thorax, but quite deep and distinct, rather FEMALE-Length 9-10 mm.; length of face widely separated over most of disc, punctures considerably exceeding its greatest width; eyes becoming closer and finer on the more apical convergent below; length of malar space near- segments; apical margins of terga depressed, ly equalling its breadth; facial foveae well entirely black, with narrow, entire, white fas- developed, elongate, rounded above, acute be- ciae, interrupted medially on 1st segment, low; antennae dark, length and breadth of lacking on the 5th. median segments subequal; clypeus convex, shining, slightly depressed in middle, rather MALE-Length 9-10 mm.; eyes convergent finely, striately punctate, closely so above, below; malar space evident, but very short; more sparsely so toward apical margin; pubes- antennae reddish-brown, median segments cence whitish. slirhtlv vellowish on dorsum of 46 BEES OF THE EASTERNUXITED STATES, 1 thorax; lateral angles of pronotum acute but also records it on Xolisma ligustrinu, and not spine-like; metapleural protuberance in- Robertson (1929) on Apocynum cannabi- conspicuously carinate, margin of carina num. slightly yellowish; tegulae dark; wings hya- line, violaceous, veins and stigma ferruginous; Colletes robertsonii Dalla Torre scutum shining, finely but deeply punctate, punctures close laterally, more sparse medial- (Figs. 7 & 9) ly, especially in center of disc posteriorly; Colletes pzinctata Robertson, 1891. Amer. Ent. punctures of scutellum much more coarse and Soc. Trans. 18, p. 92. 8. (nec. Mocsary) close except along anterior margin; pleura Colletes robertsonii Dalla Torre, 1896. Cat. shining between rather coarse, close and deep Hym. 10, p. 44. punctures; anterior coxae not spined; tarsi Colletes robustus Swenk, 1904. Ent. News 15, dark, mid and hind basitarsi about three times p. 251. longer than broad, spurs yellowish-ferrugi- Colletes robertsonii Robertson, 1929. Flowers nous; basal abdominal tergum shining and im- and Insects, Lancaster, Pa., Science Press. punctate over basal half, becoming very finely (flower records) and rather closely punctate apically, punc- Colletes robertsonii Stephen, 1954. Univ. Kans. tures of 2nd and following terga very fine and Sci. Bul. 36, Pt. 1, No. 6, p. 286. $ 9. close, margins of the terga narrowly reddish, FEMALE-Length 12 mm.; length of face segments 1-4 with white apical fasciae, widely nearly equal to distance between eyes above; interrupted on the lst, lacking on the 5th; eyes slightly convergent below; nlalar space discs of terga with a very thin covering of linear; facial foveae deep and distinct, rather very short, erect, fuscous hairs, sometimes in- broad medially, terminating above about half evident. way between eyes and ocelli; clypeus project- MALE-Length 7-8 nlm.; length of face ing about one-third below suborbital line, with considerably exceeding its greatest width; rather fine but deep and close punctures, these eyes convergent below; length of malar space somewhat more widely separated toward api- slightly exceeding its breadth; segments of cal margin; punctures above antennae some- flagella reddish-brown except the fuscous or what more coarse and more widely separated blackish basal segment and pedicel, median but still rather close, those on vertex rather segments twice as long as broad; clypeus mi- irregular, becoming very fine and close on nutely and closely punctate above, becoming cheeks above, but more coarse and widely sep- sparsely so toward apical margin; pubescence arated on the shining ventral surface; basal whitish, slightly yellowish on dorsum of thor- segment of flagellum slightly longer than ax; lateral angles of pronotum acute but not broad and considerably longer than pedicel, spine-like; metapleural protuberance incon- the following segments somewhat shorter, with spicuously carinate, margin of carina slightly length and breadth subequal, piceous below, yellowish; tegulae dark reddish; wings hya- blackish above; pubescence of head and thorax line, violaceous, veins and stigma ferruginous; rather thin, but rather copious around bases scutum shining, punctures fine, rather widely of antennae, on vertex posteriorly and around separated over most of disc; scutellum in con- prothoracic tubercles, apparently mostly pale, trast very coarsely and quite closely punctate without blackish admixture, more whitish be- except along anterior margin; pleura rather low on thorax; lateral angles of pronotum pro- coarsely rugoso-punctate except in a restrict- duced to form rather distinct acute spines; ed shining central area where the punctures metapleural protuberance very low, not cari- are finer and well separated; tarsi more or less nate; front coxae without distinct spines; legs reddened, basitarsi narrow and elongate, spurs piceous basally, mid and hind tarsi becoming f erruginous ; basal abdominal tergum shining, somewhat reddened apically, spurs pale fer- minutely and quite sparsely punctate, punc- ruginous; tegulae piceous, with scattered, ir- tures becoming closer along apical margin; regular, minute punctures; wings subhyaline, 2nd and f6110wing terga more closely and uni- veins ferruginous to piceous, stigma brownish- formly, although very finely punctate, apical ferruginous; 2nd submarginal cell somewhat margins depressed, to some degree reddish- longer than 3rd, slightly narrowed above; scu- hyaline beneath the white apical fasciae, discs tum sparsely punctate in center, punctures of terga with a very thin covering of very rather coarse but shallow, becoming more short, erect, fuscous hairs, sometimes in- closely punctate laterally, and very finely and evident. closely punctate over anterior 3rd; scutellunl DISTRIBUTION-Alabama and Geor- with coarse, shallow irregular punctures; gia, north to Illinois and New Hampshire; pleura coarsely and quite closely punctate an- teriorly and above, becoming more finely punc- April to July. tate posteriorly, the hypoepimeral area rather FLOWER RECORDS - Batodendron, smooth below, finely and deeply punctate Rhus co~allin~umand R. ohbra. Stenhen ahnve . rlnrsal arpn nf nmnndpnm vprv nsr- row, rather finely striate, lateral surfaces Colletes simulans armatus Patton finely roughened, posterior face dull; abdom- inal terga very coarsely and deeply punctate, (Fig. 10) punctures close but distinctly separated in Colletes inaequulis Cresson, 1868. Boston Soc. large part, somewhat more widely so on the Nat. Hist. Proc. 12, p. 166. (nec. Say) basal segment, apical margins deeply de- Colletes a~mataPatton, 1879. Boston Soc. Nat. pressed and hyaline, with dense entire white Hist. Proc. 20, p. 143. P 8. fasciae on segments 1-3, that on the 4th re- Cotletes scitula Patton, 1879. Boston Soc. Nat. duced, and lacking on the Sth, discs of the Hist. Proc. 20, p. 144. 8. terga with very fine, pale pile which is hardly Colletes spinosu Robertson, 1891. Amer. Ent. visible. Soc. Proc. 18, p. 60. 9 8. Colletes armatus Robertson, 1929. Flowers and MALE-Length 11-12 mm.; length of face Insects, Lancaster, Pa., Science Press. (flow- nearly equal to distance between eyes above; er records) eyes slightly convergent below; malar space Colletes simula~zs avmatus Timberlake, 1943. linear; facial foveae deep and distinct; clypeus Amer. Mus. Nat. Hist. Bul. LXXXI: Art. protruding but very slightly below suborbital v, p. 397. line, closely and finely punctate, but surface Colletes simulans arnzatus Stephen, 1954. largely obscured by dense white pubescence; Univ. Kans. Sci. Bul. 36, Pt. 1, No. 6, p. face below ocelli coarsely, deeply and closely 240. $ $!. punctate, punctures becoming somewhat finer on vertex, but still quite deep and distinct, FEMALE-Length 10-11 mm.; eyes con- finer on cheeks above and below; lateral ocelli vergent below; malar space evident, but very subequally distant from eyes and each other; short; facial foveae very small and narrow, basal segment of flagellum blackish, slightly adjacent to upper end of eye; antennae black- longer than pedicel, but length about equal to ish, length and breadth of median segments breadth, following segments piceous, slightly subequal; clypeus closely, striately and rather longer than broad; pubescence of head and coarsely punctate; punctures rather sparse on thorax entirely white, that on face dense, but supraclypeal area; pubescence greyish-white thin on vertex and dorsum of thorax, dense or faintly yellowish, intermixed with fuscous around tubercles and lateral surfaces of pro- on upper portions of head and thorax; pro- podeum; lateral angles of pronotum acute, thoracic spines well developed; metapleural almost spine-like; metapleural protuberance protuberance not carinate; tegulae blackish; not carinate; legs piceous, spurs more testace- wings subhyaline, veins and stigma piceous; ous, tarsi yellowish-brown; tegulae piceous, scutum dull, anterior half of disc rugose, pos- finely and rather closely punctate; wings sub- terior half with some scattered, sparse, irrep hyaline, veins and stigma brownish to pice- ular punctures; scutellum rather finely ru- ous; scutum coarsely and deeply punctate, the goso-striate, without distinct punctures; pleura punctures close except in center of disc, those dull, coarsely rugose; anterior coxal spines on scutellum rather widely separated, those well developed; tarsi dark, mid and hind basi- on pleura coarse, close, deep and quite uni- tarsi about three times as long as broad, spurs form; dorsal area of propodeum rather irregu- yellowish-ferruginous; abdominal terga shin- larly and indefinitely striate, lateral faces ing, closely, deeply and distinctly, but rather rather finely and closely punctate, posterior finely punctate, punctures well separated on surface with close and rather deep punctures; basal tergum, becoming closer and finer on abdominal terga coarsely, deeply and quite more apical segments; apical margins of ter- closely punctate, punctures of basal segments ga dark, depressed toward sides, with white somewhat more widely separated basally, api- fasciae, inevident on 1st segment, interrupted cal margins deeply depressed, covered with medially on 2nd, entire on 3rd and 4th, 2nd dense, entire, white fasciae, the discs with with a basal white fascia, discal pubescence barely evident whitish pile. fuscous, but very short and inconspicuous. DISTRIBUTION-This is a midwestern MALE-Length 8-9 mm.; eyes convergent below; length of malar space about one-fourth species extending from Colorado and New its breadth; antennae brownish, length of me- Mexico east to Minnesota, Illinois, Missouri dian segments about one and a half times and Mississippi. It is in flight during June, the breadth; clypeus closely punctate; pubes- July and August. cence greyish-white or faintly yellowish, in- termixed with fuscous on upper portions of FLOWER RECORDS-Stephen records head and thorax; prothoracic spines well de- this on Amorpha cmescens, Monarda punc- veloped; metapleural protuberance not cari- tata occidentalw, Petalostemon candidus nate; tegulae reddish-piceous; wings subhya- and P. violaceus. Robertson (1929) records line, veins and stigma piceous; scutum some- it also on Petalostemon purpureum. what shining, punctures rather coarse and 48 BEES OF THE EASTERNUNITED STATES, 1
deep, close over anterior portion, becoming tellum shining, with rather coarse and well sparse in center of posterior half; punctures separated, shallow punctures; pleura coarsely of scutellum more coarse and deep, irregular rugoso-punctate; dorsal face of propodeum and rather sparse; punctures of pleura some- very short, with coarse, longitudinal striae di- what finer, close and deep; tarsi somewhat viding it into quadrate shining pits, the pos- reddened, basitarsi slender, spurs yellowish; terior face coarsely reticulate, lateral faces abdominal terga shining, closely, deeply and smooth and somewhat reticulate above; lateral distinctly but rather finely punctate, punc- angles of pronotum produced into rather short tures well separated on basal tergum, becom- flattened triangular spines that do not quite ing more close and fine on the more apical seg- attain outer margins of head; metapleura not ments; apical margins of terga depressed, appreciably protuberant above; tegulae smooth, somewhat reddened, with entire white fasciae, more or less testaceous centrally; wings light- discal pubescence fuscous, but very short and ly infuscated, veins and stigma piceous, 2nd inconspicuous. and 3rd submarginal cells about equal in DISTRIBUTION-North Carolina and length; legs blackish, spurs brownish-testace- Georgia, north to Wisconsin, Michigan, ous, hind basitarsi rather slender and elongat- ed; front coxal spines well developed abdom- New York and the New England states, inal terga somewhat shining, very minutely into southern Canada; May to November. and obscurely punctate, punctures on basal FLOWER RECORDS-Aster, Baccharis, tergum well separated but not sparse, those Eupatorium, Polygonum cuspidatum and on the more apical segments becoming increas- Solidago. Robertson (1929) lists the fol- ingly close and somewhat more distinct; api- cal margins of segments 2-4 rather broadly lowing as host plants: Aster ericoides, Bi- depressed towards sides, apical fasciae poorly dens aristosa, Gicuta maculata, Polygonum developed, but specimen possibly rubbed. hydropiperoides, Solidago canadensis, S. graminifolia, S. nemoralis, and S. ulmifo- MALE-Length 9 mm.; length and breadth lia. of face subequal; eyes convergent below; length of malar space about one-third its Colletes simulans miamiensis Mitchell breadth; antennae brownish, but basal seg- Colletes simulans armatus Michener, 1947. ment of flagellum much darker, length of me- Amer. Midland Nat. 38, p. 445. dian segments about one and a half times Colletes sinzulans miamiensis Mitchell, 1951. the breadth, basal segment of flagellum much Elisha Mitchell Sci. Soc. Jour. 67, p. 236. 8. shorter than the 2nd; clypeus closely and Colletes simzclans miamiensis Stephen, 1954. deeply punctate, upper portion hidden by the Univ. Kans. Sci. Bul. 36, Pt. 1, No. 6, p. 239. dense pubescence; face above antennae dull, 6. rugoso-punctate; vertex shining, finely and irregularly punctured; cheeks closely and fine- FEMALE-Length 11.5 mm.; length of face ly punctate beneath the copious pubescence; about equal to distance between eyes above; pubescence whitish on head and thorax, slight- eyes converging below; malar space very short, ly yellowish above, scutum and scutellum with barely evident; foveae deep and distinct, ter- a very few inconspicuous fuscous hairs; lat- minating near top of eye; antennae black or eral angles of prothorax not spined; meta- piceous, basal segment of flagellum somewhat pleural protuberance not carinate; tegulae longer than segment 2, median segments about yellowish-ferruginous; wings lightly infuscat- as long as broad; clypeus quite short, not pro- ed, veins and stigma piceous; punctures of truding appreciably below suborbital line; scutuni deep and coarse, close over most of clypeus rather finely, striately punctate; supra- disc, but sparse in center of posterior half; clypeal area shining and with only a few scutellum shining, coarsely and deeply punc- scattered punctures, those on vertex scattered tate, anterior margin impunctate, but punc- and irregular, surface shining, face between tures quite close along hind margin; pleura ocelli and antennae dull, obscurely rugoso- dull, rugoso-punctate anteriorly and above, punctate, cheeks rather finely, striately punc- with more distinct bllt close and coarse punc- tate; pubescence of head rather short, grey- tures below; lateral and posterior faces of ish, with a few intermixed fuscous hairs below propodeum coarsely reticulate, dorsal face antennae, and vertex with copious, more elon- short, with closely parallel striae; legs dark, gate, fuscous pubescence, that on dorsum of basitarsi slender, spurs yellowish; base of ab- thorax intermixed greyish and fuscous, be- domen deeply and distinctly, but finely punc- coming largely whitish on thorax below but tate, punctures well separated but not sparse; with a few intermixed fuscous hairs on pleura 2nd and following terga becoming successive- dorsally; scutum with coarse and close but ly, more minutely and closely punctate; apical distinct punctures anteriorly, becoming shin- margins of terga slightly depressed, reddish- ing and sparsely punctate posteriorly; scu- hyaline beneath the thin, white fasciae, discal pubescence on 2nd and following terga fuscous, closely punctate anteriorly, punctures becom- very short, suberect and inconspicuous. ing very sparse in center of disc posteriorly, pubescence quite long and dense, but not DISTRIBUTION-The type locality is obscuring the surface; posterior half of scutel- Miami, Florida. The female described above lum rugoso-punctate, anterior portion smooth; for the first time was collected at Gaines- pleura shining, finely and rather sparsely ville, Florida, November 15, 1956 (R. A. punctate, becoming finely rugose above; dorsal Morse, on Bidens pilosa). area of propodeum rather closely striate; tarsi testaceous, basitarsi slender and elongate, spurs pale yellow; abdominal terga very min- Colletes solidaginis Swenk utely and obscurely punctate, basal tergum (Figs. 8 & 9) smooth and shining beneath the long, thin pubescence; abdominal fasciae dense, entire, Colletes solidaginis Swenk, 1906. Canad. Ent. whitish and rather broad on segments 1-5, discs 38, p. 40. 0 8. Colletes solidaginis Stephen, 1954. Univ. Kans. appearing dark from the thin covering of fine short hairs, but pubescence entirely pale to Sci. Bul. 36, Pt. 1, No. 6, p. 364. 8 0. tip; apical margins of abdominal terga FEMALE-Length 8-9 mm.; length of face yellowish-hyaline beneath fasciae. slightly greater than greatest distance be- tween eyes, these strongly convergent below; DISTRIBUTION-Georgia and North malar space linear, almost obliterated; facial Carolina, north to Minnesota, Illinois, foveae also very poorly developed, hardly vis- Michigan and Massachusetts; July to Sep- ible beneath pubescence; mid antennal seg- tember. ments about as broad as long, apical ones somewhat longer; clypeus densely and finely FLOWER RECORDS-Solidago. punctate, thinly pubescent; pubescence en- Colletes susannae Swenk tirely yellow, prothoracic spines inevident; metapleural protuberance small, inconspicu- Colletes susannae Swenk, 1925. Amer. Mus. ously carinate, the margin not ferruginous; Novitates 186, p. 1. O 8. tegulae pale ferruginous; wings hyaline, some- Colletes susannae Cockerell, 1928. Univ. Colo- what violaceous, veins and stigma brownish to rado Stud. 16, p. 99. testaceous; punctures of scutum close and Colletes susannae Timberlake, 1943. Amer. deep, obscured by the dense pubescence; an- Mus. Nat. Hist. Bul. 81, p. 400. terior half of scutellum smooth, relatively Colletes susa?znae Stephen, 1954. Univ. ~ans. bare, posterior half closely and coarsely punc- Sci. Bul. 36, Pt. 1, No. 6, p. 347. tate and densely pubescent; punctures of pleu- FEMALE-Length 10 mm.; length of face ra close, deep and rather coarse, with copious about equal to distance between eyes above; but not quite so dense pubescence; dorsal area eyes convergent below; malar space very of propodeum shining between the sparse short; facial fovae subtriangular, quite broad; striae; coxal spines well developed; tarsi dark, clypeus bare, finely and closely punctate; punc- hind basitarsi slender and elongate, spurs tures relatively sparse on supraclypeal area; yellowish; punctures of abdominal terga ex- antennal segments nearly as long as broad; ceedingly minute and obscure, fasciae broad, lateral angles of prothorax triangularly acute dense and entire, and median segments en- but not spined; metapleural protuberance well tirely covered by the dense, appressed, yellow developed, its carinate margin narrowly yel- tomentum, apical margins of terga beneath low; front coxae with elongate, well developed fasciae ferruginous-hyaline; pubescence ochra- spines; spurs yellowish; hind basitarsi about ceous throughout. three and a half times longer than broad; teg- MALE-Length 7 mm.; length of face ulae yellowish-hyaline; wings white, veins and slightly greater than greatest distance be- stigma pale yellow, 2nd submarginal cell tween eyes; eyes strongly convergent below; slightly longer than 3rd; dorsum of thorax length of malar space about one-third its width; covered with dense, white pubescence, obscur- width of mid antennal segments two-thirds ing the rather deep and distinct punctures, the length; clypeus very finely and closely these well separated in center of scutum pos- punctate beneath the long dense pubescence; teriorly; scutellum impunctate anteriorly, be- pubescence entirely yellow on head and thorax coming rather closely punctate along hind above, more whitish below; prothoracic spines margin; pubescence of pleura not so dense, inevident; metapleural protuberance small, in- punctures rather shallow but distinct; dorsal conspicuously carinate, the margin not fer- area of propodeum coarsely striate, lateral ruginous; tegulae pale yellow; wings hyaline, faces largely bare but with a dorsal fringe, somewhat violaceous, veins and stigma brown- posterior face thinly pubescent; abdominal ish to testaceous; scutum finely and rather terga minutely and closely punctate, apical 50 BEES OF THE EASTERN UNITED STATES,1 margins broadly yellowish, only slightly de- Colletes thoracicus Smith pressed toward sides, with broad, dense, en- tire fasciae of closely appressed, whitish to- (Figs. 8 & 9) mentum, pubescence of discs very thin and Colletes thoracica Smith, 1853. Cat. Hym. Brit. entirely pale. Mus. 1, p. 5. 9 8. MALE-Length 10 mm.; length of face Colletes &thorax Swenk, 1906. Canad. Ent. slightly less than distance between eyes above; 38, p. 42. 9 8. eyes convergent below; malar space short, Colletes pulcher Swenk, 1906. Canad. Ent. 38, about one-third as long as basal width of man- p. 43. 8. dible; facial foveae small but evident; vertex Colletes ~ufithoraz Parker & Boving, 1924. narrow back of lateral ocelli which are slightly U. S. Nat. Mus. Proc. 64. Art. 23, pp. 1-40. nearer eyes than to each other; basal segment (biology). of flagellum blackish, about as broad as long, Colletes thoracicus Stephen, 1954. Univ. Kans. and slightly longer than pedicel, following seg- Sci. Bul. 36, Pt. 1, No. 6, p. 393. 9 8. ments more brownish-testaceous, length only FEMALE-Length 12-14 mm. ; eyes slight- slightly greater than breadth; clypeus pro- ly convergent below; length of malar space truding only slightly below suborbital line, about one-third its breadth; facial foveae closely and finely punctate above, the punc- broad, rounded above, narrowed below; anten- tures becoming somewhat more distinctly sep- nae dark, median segments slightly longer arated below; punctures of face obscured by than broad; clypeus closely, deeply and rather the dense pubescence, those on vertex minute coarsely punctate; pubescence entirely pale and indistinct, becoming more distinct but still on head and thorax, more or less fulvous on rather fine on the shining cheeks below; pu- dorsum of thorax; prothoracic spines not evi- bescence of head and thorax white, dense on dent; metapleural protuberance low, very in- face, cheeks and over most of thorax; meta- conspicuously carinate, if at all; tegulae pale pleural protuberance well developed, the cari- ferruginous; wings lightly infuscated, veins nate margin narrowly yellow; legs piceous and stigma pale ferruginous, punctures of basally, tibiae faintly reddened at base and scutum close, coarse and deep, becoming some- apex of mid and hind legs, tarsi testaceous; what sparse in center of disc posteriorly, but spurs pale testaceous; tegulae yellowish- puncturation obscured by the dense erect ful- hyaline, practically impunctate; wings whitish- vous pubescence; scutellum nearly impunctate hyaline, veins and stigma yellowish, 2nd sub- along anterior margin, otherwise similar to marginal cell somewhat longer than 3rd; scutum; pleura dull, rather coarsely rugoso- punctures of scutum beneath pubescence well punctate; dorsal area of propodeum short. separated in center of disc, becoming closer shining, the parallel striae forming a series anteriorly and laterally, scutellum shining and of rectangular pits; front coxae with long impunctate anteriorly, becoming closely punc- slender spines; tarsi dark, hind basitarsi tate posteriorly; pleura distinctly and rather parallel-sided, about three times longer than closely punctate above, becoming somewhat broad, spurs pale ferruginous; abdominal ter- more coarsely, deeply and sparsely so below; ga smooth and shining, punctures rather fine dorsal area of propodeum about as broad as but deep and distinct on basal segments, be- metanotum, shining, obscurely and rather ir- coming more minute but still close on the regularly striate, lateral faces with rather more apical segments, apical margins of terga dense, elongate pubescence, posterior face only very narrowly and inconspicuously red- shining, with a few minute and obscure punc- dish and only very slightly depressed, white tures; abdominal terga rather dull, very finely fasciae present only as faint traces laterally, and closely punctate, but punctures of basal discal pubescence dark, but short and very in- segment more distinctly separated, apical mar- conspicuous. gins of terga yellowish-hyaline beneath the MALE-Length 10-13 mm.; length of face dense, entire, white fasciae, basal segment exceeding its greatest width; eyes slightly con- thinly pubescent, remaining segments with vergent below; length and breadth of malar very thin, fine, suberect pubescence. space subequal; antennae dark, median seg- DISTRIBUTION-This is primarily ments fully twice as long as broad; clypeus western in distribution, ranging from Al- closely, deeply and rather coarsely punctate beneath the dense pubescence; pubescence en- berta to Manitoba, and from Colorado, Ne- tirely pale on head and thorax, more or less braska and South Dakota to Minnesota, fulvous on dorsum of thorax; prothoracic Iowa and Wisconsin; from July 1st to mid spines not evident; metapleural protuberance August. low, very inconspicuously carinate, if at all; tegulae yellowish-ferruginous; wings lightly FLOWER RECORDS-Helianthus and infuscated, veins and stigma pale ferruginous; Kuhnistera. scutum shining, punctures coarse and deem close laterally, slightly less so medially; those and above, becoming more striately rugose on scutellum slightly more coarse, rather close below; lateral faces of propodeum shining, except along anterior border; pleura dull, microscopically reticulate, dorsal face divided punctures close, coarse and deep; dorsal area into a series of rather large polished pits by of propodeum short, shining, the parallel the parallel striae; basal abdominal tergum striae forming a series of narrow pits; tarsi shining, very minutely and sparsely punctate, dark, basitarsi slender, spurs yellowish- following segments much more closely punc- ferruginous; abdominal terga smooth and tate, apical margins of terga only very slight- shining, punctures deep and distinct, well sep- ly depressed toward sides, reddened, with arated and rather fine on the more basal seg- dense, entire, white fasciae, discal pubescence ments, becoming close and minute on the more very short, thin and entirely pale. apical segments, apical margins of segments MALE-Length 7-8 mm.; eyes convergent only very slightly depressed, more or less below; length of malar space about one-fourth reddish-hyaline, with rather incomplete or its breadth; antennae dark reddish, length of thin, white, apical fasciae, discal pubescence median segments about one and a half times dark, but short and very inconspicuous. the breadth; clypeus closely and rather coarse- DISTRIBUTION - Texas to Florida, ly punctate beneath beard; pubescence whit- north through the Atlantic Coast states to ish in general, brownish-fuscous in part on New York and Massachusetts; January vertex and dorsum of thorax; metapleural and February in Florida; March through protuberance obscurely carinate, entirely black; tegulae dark, reddish; wings June in the norther parts of the range. subhya- line, strongly violaceous, veins and stigma fer- FLOWER RECORDS - Amelanchier, ruginous; dorsum of thorax shining, punc- Aronia, Brassica, Ilex, Malus, Melilotus, tures deep and distinct, close laterally on scu- Padus, Prunus angustifolia, Salix and Vac- tum, rather sparse medially, becoming very ciniunz. sparse posteriorly, more close and coarse on scutellum except for anterior border; pleura Colletes thysanellae Mitchell rugoso-punctate anteriorly and above, more shining below, obscurely striately punctate; (Figs. 8 & 10) lateral faces of propodeum somewhat shining, Colletes thysanellae Mitchell, 1951. Elisha obscurely and irregularly sculptured, dorsal Mitchell Sci. Soc. Jour. 67, p. 238. O 8. face divided into several shining quadrate pits Colletes thysanellae Stephen, 1954. Univ. Kans. by the parallel striae; legs dark reddish, basi- Sci. Bul. 36, Pt. 1, No. 6, p. 351. $ 9. tarsi slender; spurs yellowish; basal abdom- inal tergum shining, sparsely and very finely FEMALE-Length 9-10 mm.; eyes conver- punctate, punctures on following segments gent below; malar space extremely short; fa- closer, becoming minute and obscure apically; cial foveae small, rather narrow, but distinct; apical margins of terga depressed, reddish- antennae dark reddish, length and breadth of hyaline, with dense, entire, white fasciae, discal median segments subequal; clypeus produced pubescence of 2nd and followng segments only slightly beyond suborbital line, dull and dark, very fine, obscure and subappressed. tessellate between the rather close, coarse punctures, those on supraclypeal area fine and DISTRIBUTION - Florida, Georgia, rather close; face above antennae dull, more North Carolina and Virginia; September tessellate than rugose, punctures indistinct; to November. vertex shining, finely pebbled, with scattered coarser punctures, those on cheeks obscured FLOWER RECORDS-Aster, Baccharis, by pubescence; pubescence whitish in general, Eupatorium and Solidago. The fact that brownish-fuscous in part on vertex and dor- Robertson used the manuscript name sum of thorax; lateral angles of pronotum thysanellae for a series of specimens of produced into short sharp spines; metapleural this species suggests the probability that protuberance obscurely carinate, entirely black; they were collected on Thysanella. Krom- tegulae dark reddish; wings subhyaline, bein has also collected males at Kill Devil strongly violaceous, veins and stigma ferrugi- Hills, N. C. visiting honeydew of a Phyl- nous; legs dark reddish, anterior coxae with lozera infesting Quercus falcata. very short, triangular spines; basitarsi about four times longer than broad, spurs yellowish- Colletes titusensis Mitchell ferruginous; dorsum of thorax shining, coarse ly and deeply punctate, rather closely so on (Figs. 8 & 10) scutum anteriorly, becoming very sparse in Colletes titusensis Mitchell, 1951. Elisha Mitch- center posteriorly, sparse on scutellum anteri- ell Sci. Soc. Jour. 67, p. 237. 8. orly, closer posteriorly, about equal in size to Colletes titzcsensis Stephen, 1954. Univ. Icans. chno- r\C nn..t.rm. nlnrrro An11 rlrnncn ontar:r\rl~r Cn: Rnl RC Pt 1 Nn R n A47 d 0 52 BEES OF THE EASTERN UNITED STATES,1
FEMALE-Length 8 mm.; face slightly shining, deeply, closely, distinctly and rather longer than greatest distance between eyes; coarsely punctate; vertex shining, irregularly eyes convergent below; malar space linear; and rather closely punctate; cheeks shining facial foveae quite short, rather shallow ex- between the quite close and deep punctures; cept along margin of eye, somewhat rounded lateral angles of prothorax sharply acute, but above, terminating close to upper end of eye; not spined; metapleural protuberance not car- clypeus rounded, protruding very slightly be- inate; tegulae shining ferruginous; wings sub- low suborbital line, closely, deeply and rather hyaline, veins and stigma fuscous; punctures finely and uniformly punctate, the punctures of scutum deep and distinct, close over most of becoming somewhat obscure along apical mar- disc, rather coarse, becoming coarser and rath- gin; supraclypeal area largely impunctate; er sparse in center posteriorly, those on scu- punctures of face above antennae somewhat tellurn coarse, deep and well separated, an- more coarse and more distinctly separated, terior margin shining and impunctate; pleura those on vertex minute and irregular, the sur- coarsely, deeply and closely punctate through- face shining, those on cheeks minute and out; lateral faces of propodeum finely rugose, rather close above, becoming somewhat deeper dorsal face short, with shining quadrangular 2nd more distinct but still quite close below; spaces formed by the parallel striae; legs antennae blackish, segments of flagellum some- dark, the apical tarsal segments becoming what broader than long, but the basal seg- ferruginous, length of hind basitarsi about ment at least twice as long as the 2nd; vertex three times the breadth, spurs yellowish- and dorsum of thorax with some pale brown- ferruginous; abdominal terga smooth, some- ish-fuscous pubescence, pubescence of face, what shining, punctures minute, well separat- cheeks and thorax laterally and posteriorly ed on disc of basal segment, becoming closer largely white, and that on legs largely white, and more minute and obscure on the more api- including the scopa; lateral angles of prono- cal segments; apical margins of terga de- tum acute but not spine-like; metapleural pro- pressed, reddish on the more apical segments tuberance very low, barely evident, entirely beneath the entire white fasciae; pubescence black; front coxae not spined; legs including entirely whitish, without dark admixture, disc- tarsi largely blackish, spurs fuscous, hind a1 pubescence obscure, very short and erect. basitarsi about three times longer than broad; tegulae brownish-fuscous; wings lightly in- DISTRIBUTION-Recorded only from fuscated, veins and stigma fuscous; scutum Florida, where it is in flight during April closely, deeply and rather coarsely punctate and May. across anterior half and laterally, center of FLOWER RECORDS-No flower-visit- posterior half of disc impunctate; scutellun~ ing records are available. with scattered, rather close punctures, except along anterior margin; punctures of pleura Colletes validus Cresson deep and contiguous, almost rugose above, but those in hypoepimeral area distinctly separat- (Figs. 7 & 9) ed, rather sparse along lower margin; dorsal Colletes valiclz~z~sCresson, 1868. Boston Soc. area of propodeum narrow, striate, forming Nat. Hist. Proc. 12, p. 165. ? 6. a series of rectangular pits, lateral faces Colletes validus Stephen, 1954. Univ. Kans. dull, very finely roughened, posterior face sub- Sci. Bul. 36, Pt. 1, No. 6, p. 397. 6 0. reticulate; 1st and 2nd abdominal terga shin- FEMALE-Length 13-14 mm.; length of ing, punctures rather evenly distributed, but face considerably exceeding its greatest very minute and obscure, following segments breadth; eyes subparallel; malar space half as rather dull, more closely but still minutely long as eye; facial foveae poorly developed, punctate, the white apical fasciae interrupted narrow, obscure; antennae dark, median seg- on terga 1 and 2, more nearly complete on the ments slightly longer than broad; clypeus following segments, discal pubescence very elongate, shining, punctures rather fine, well short, thin and inconspicuous, apparently en- separated, somewhat striate; supraclypeal tirely pale. area dull, rather closely punctate; pubescence greyish-white, intermixed with fuscous on MALE-Length 8 mm.; length of face very dorsum of head and thorax and along inner slightly exceeding its greatest breadth; eyes orbits; pronotum not spinose laterally; meta- convergent below; malar space linear, nearly pleural protuberance low, not carinate; tegu- obliterated; antennae dull ferruginous be- lae dark; wings subhyaline to faintly brown- neath, median segments short, hardly longer ish, veins and stigma dark ferruginous; scu- than broad, basal segment of flagellum much tum closely and deeply punctate throughout, longer than the 2nd, which is broader than punctures only slightly separated in center long; clypeus with fine, crowded and rather posteriorly, rather coarse; scutellum punc- deep punctures beneath the dense and rather tured about as scutum, somewhat more sparse- short pubescence; face above antennae more ly and finely punctate anteriorly; pleura dull, punctures rather coarse but shallow and con- FEMALE-Length 9 mm.; length of face tiguous; dorsal area of propodeum with close, slightly exceeding greatest width; eyes mod- parallel striae; coxal spines lacking; tarsi erately convergent below; length of malar dark, hind basitarsi about four times longer space about one-third its width; facial foveae than broad, spurs ferruginous; abdominal distinct, triangular, rather short and broad; terga shining, closely punctate, rather finely antennae brownish-ferruginous beneath, length so on the more basal segments but these be- and breadth of median segments subequal; coming minute on the more apical segments; clypeus broad and flat, surface dull, densely apical margins of the terga but very slightly tessellate, with scattered, obscure, shallow depressed, reddish-hyaline beneath the dense, punctures; lateral angles of pronotum acute entire, white, apical fasciae; discs of terga but hardly spine-like; metapleural protuber- with short erect, fuscous hairs, these longer on ance not carinate; tegulae piceous; wings hya- the more apical segments. line, slightly violaceous, veins and stigma MALE-Length 10-12 mm.; length of face brownish-testaceous; scutum and scutellum considerably exceeding its greatest breadth; smooth and shining between the coarse and eyes subparallel; malar space half as long as deep punctures, these close but not crowded eye; antennae dark, median segments nearly on anterior portion of scutum, becoming sparse twice as long as broad; clypeus closely and in center posteriorly, those on scutellum slight- finely punctate over upper half, punctures be- ly coarser, irregularly scattered, not crowded; coming sparse toward apical margin, surface punctures of pleura coarse, deep and very shining, quite densely pubescent above; pubes- close; dorsal area of propodeum shining be- cence greyish-white, intermixed with fuscous tween the irregalar, parallel striae; front on dorsum of head and thorax and along inner coxae smooth and shining, slightly conically orbits; pronotum not spinose laterally; meta- prodnced at tip, but without distinct spines; pleural protuberance low, not carinate; tegu- tarsi piceous, hind basitarsi broad and flat, lae dark; wings subhyaline to faintly brown- length about three times the breadth, spurs ish, veins and stigma dark ferruginous; scu- yellowish; pubescence short, thin, greyish- tum closely, deeply and quite coarsely punc- white on head and thorax, with some fuscous tate, interspaces shining; scutellum also admixture on dorsum of thorax; abdominal closely and coarsely punctate except along an- terga very finely and closely, but deeply and terior margin; pleura dull, with close shallow distinctly punctate, apical margins dark. punctures, covered with long dense pubes- slightly depressed beneath the entire, dense, cence: dorsal area of propodeum with close, white fasciae, discal pubescence short, thin, parallel striae; tarsi dark, basitarsi slender, brownish. parallel-sided, spurs yellowish-ferruginous; MALE-Length 8 mm.; length of face slight- abdominal terga closely and deeply punctate, ly exceeding greatest width; eyes moderately moderately fine at base, but becoming minute convergent below; length of malar space near- toward apical segments, apical margin of ly half its breadth; antennae blackish, median terga hardly at all depressed, somewhat red- segments only slightly longer than broad, bas- dened beneath the entire, white, apical fasciae; al segment about as long as broad, slightly discs of terga with short, erect, fuscous hairs, exceeding pedicel; clypeus flattened, densely these longer on the more apical segments. tessellate, punctures shallow and obscure; pu- DISTRIBUTION-Georgia and North bescence short, thin, greyish-white on head Carolina, north to Minnesota, Wisconsin, and thorax, with a slight amount of fuscous Michigan, New York, the New England admixture on dorsum of thorax; lateral angles states and New Brunswick; March to July. of pronotum acute but hardly spine-like; meta- pleural protuberance not carinate; tegulae FLOWER RECORDS-Prunus, Vaccin- piceous; wings hyaline, slightly violaceous, ium and V. corymbosum. According to veins and stigma brownish-testaceous; punc- Swenk (see Stephen, 1954) it visits Cha- tures of scutum coarse and deep, close anteri- maedaphne, Leucothoe and Ribes. orly, becoming sparse in center posteriorly, intkrvening area; shining; punctures of scul Colletes zuillistoni Robertson tellum more coarse, irregular, not crowded, (Figs. 7 & 9) those on pleura coarse, deep and very close; Colletes willistoni Robertson, 1891. Amer. Ent. upper surface of propodeum with a series of Soc. Trans. 18, p. 60. 0. shining pits separated by short striae; tarsi Colletes willistoni Robertson, 1895. Amer. Ent. dark, hind basitarsi about three times longer Soc. Trans. 22, p. 116. $. than broad, parallel-sided, fore and mid meta- Colletes willistoni Robertson, 1929. Flowers tarsi slender; spurs yellowish; punctures of and Insects, Lancaster, Pa., Science Press. abdominal terga fine, close, deep and distinct, (flower records) apical margins slightly depressed beneath the Colletes willistoni Stephen, 1954. Univ. Kans. entire, white, apical fasciae; discal pubescence Sci. Bul. 36, Pt. 1, No. 6, p. 404. $ 9. short, thin, brownish. 54 BEES OF THE EASTERN UNITEDSTATES, 1
DISTRIBUTION-Florida to Illinois than 3rd; abdominal terga almost completely and New York; April, May and June. Ac- covered with dense, pale yellow tomentum, ob- cording to Stephen the range extends north- scuring the surface of the discs which show ward to Nova Scotia and west to Utah. a few shallow, obscure, but close punctures where the surface is exposed, apical segment FLOWER RECORDS-This has been dark. collected in North Carolina on Toxicoden- dron, and in Florida on Melilotus alba and MALE-Length 7 mm.; face slightly longer Physalis elliottii. Other records given by than distance between eyes above; eyes con- Stephen are Monarda punctata occidentalis, vergent below; malar space about one-fourth Physalis lanceolata, P. virginiana and as long as basal width of mandible; facial fo- Robertson (1929) lists veae inevident; clypeus protruding only Psoralea tenuiflora. slightly below suborbital line, finely, shallowly also Ceanothus americanus, Pycnanthemum and closely punctate beneath the dense, pale flexuosum and Rhus glabra. pubescence, apical margin becoming almost im- punctate; vertex somewhat shining, minutely Colletes wilmattae Cockerell and obscurely punctate; cheeks very minutely (Figs. 8 & 9) and closely punctate above, becoming more distinctly and sparsely punctate below where Colletes wilmattae Cockerell, 1904. Canad. Ent. the surface is shining; segments of flagellum 36, p. 14. 0. brownish-ferruginous beneath and toward Colletes wilmattae Cockerell, 1906. Trans. apex above, more piceous toward base above, Amer. Ent. Soc. 32, p. 292. slightly longer than broad, basal segment Coltetes wilmattae Timberlake, 1943. Bul. blackish, somewhat shorter, only slightly long- Amer. Mus. Nat. Hist. 81, p. 404. er than pedicel, scape ferruginous apically; Colletes wilmattae Stephen, 1954. Univ. Kans. pubescence of head and thorax entirely pale, Sci. Bul. 36, Pt. 1, No. 6, p. 354. d 9. cream-colored above, more whitish below, rath- FEMALE-Length 9-10 mm.; length of face er dense in general but not entirely obscuring somewhat greater than distance between eyes the surface; lateral angles of pronotum acute above; eyes convergent below; malar space but not spinose; metapleural protuberance dis- very short; facial foveae obscured by a cover- tinct, narrowly rimmed with testaceous; legs ing of dense, yellowish tomentum; clypeus pro- largely testaceous, spurs pale yellowish; teg- truding about one-third below suborbital line, ulae testaceous-hyaline; wings hyaline, veins closely and finely punctate in large part, but and stigma testaceous; scutum finely but rath- the apical fourth shining and impunctate; er distinctly punctate, the punctures quite punctures of face, vertex and cheeks above close over anterior half, becoming somewhat hidden by the dense plumose pubescence, lower more widely separated posteriorly, those on portion of cheeks somewhat exposed and shin- scutellum slightly more coarse and quite close; ing, with minute, rather close punctures; seg- pleura rather finely but closely and deeply ments of flagellum brownish-piceous below, punctate; dorsal area of propodeum rather blackish above, segements about as long as short, with rather coarse parallel striae, lat- broad, basal segment somewhat longer; pubes- eral faces quite smooth but densely pubescent, cence of head and thorax pale yellowish, very posterior face more shining and thinly pubes- dense, obscuring the surface except on venter cent; basal abdominal tergum very minutely of thorax and on clypeus and cheeks below; punctate, the punctures close apically but be- lateral angles of pronotum not produced, meta- coming more widely separated and scattered pleural protuberance obscure, entirely black, basally, discs of the following segments very obscured by dense tomentum; punctures of closely, minutely and uniformly punctate, api- scutum beneath pubescence close and fine an- cal margins hyaline, with broad, dense, entire, teriorly, becoming slightly separated over me- cream-colored fasciae, discs with fairly evi- dian posterior area, scutellum somewhat more dent, short, pale pile. sparsely punctate and shining anteriorly; pleura closely and finely punctate above, punc- DISTRIBUTION-This species is west- tures becoming somewhat more distinctly sep- ern, reaching Minnesota, Iowa and Wiscon- arated below; dorsal area of propodeum quite sin, with one somewhat doubtful record short, with regularly spaced, rather coarse from Georgia. It is in flight through June, striae, lateral faces rather smooth, covered July, August and into September. with quite dense white tomentum, posterior face obscured by tomentum; front coxal spines short but well developed; legs testaceous, tarsi FLOWER RECORDS - According to more yellowish; tegulae testaceous-hyaline; Stephen this visits Petalostemon, having wings hyaline, veins and stigma yellowish- been collected on P. candidum, P. flavescens testaceous, 2nd submarginal slightly shorter and P. oligophyllum. COLLETIDAE-COLLETES
Table 1-Distribution of species of Colletes and Caupolicana by states.
New North Mid South, England Central Atlantic eastern BEES OF THE EASTERN UNITEDSTATES, 1
Figure 7-Dorsal (left) and ventral aspects of male genital armature in species nf Cnll~t~q:~t~rniim 7 nf mslac nf f' hwomo'r-nn.rnn'n nm,l fl -.ln'-+n,- -. . I' TITUSENSIS PRODUCTUS
MANDIBULAR~S HYALINUS WILMATTAE T
ABERRANS THYSANELLAE I BREVICORNIS
THORACICU~ DISTINCTUS COMPACTUS Figure 8-Dorsal (left) and ventral aspects of male genital armature in species of Colletes. BEES OF THE EASTERN UNITEDSTATES, I
MITCHELL1
ABERRANS
WILLISTON1
LACUSTRIS Figure 9-Sternum 7 in males of species of Collet-, :.? .... :.? :*...-..:...
MANDleULARlS PRODUCTUS
HOWARD1 Figure 10-Dorsal, ventral and lateral aspects of male genital armature, and sternum 7 of rniloto, owlnmhi (? ~im?,.Zan.s.C. latitarsis and C. howardi: sternum 7 of C. kincai&, BEES OF THE EASTERNUNITED STATES. 1
Hglaeus Fabricius Dorsal area of propodeum extensive, coarsely rugose; front coxae more (Fig. 4) rounded laterally ...... ,,r ,' . ?. , ' hydrangeae Mitchell (p. 79) Hylaeus Fabricius, 1793. Ent. System. 2, p. 302. 4(2). ~ofiarentirely black ...... 5 Type: Apis annulata Linnaeus Collar niaculated ...... 12 Prosopis Fabricius, 1804. Sept. Piezatorum, 5. Base of abdomen red; pleura rugose, the p. 293. punctures very closely crowded ...... Ashmead, 1894. Psyche 7, p. 43. Prosapis ...... nelumbonis Robertson (p. 67) Prosopis Metz, 1911. Amer. Ent. Soc. Trans. Abdomen entirely black ...... 6 37, pp. 85-156. (revision) 6. Thorax coarsely scu1ptured;j wings fulig- Prosopis (Paraprosopis) Popov, 1939. Acad. inous except at base ...... des Sci. U.S.S.R. Compt. Rend. (Dok.) n.s...... schwarxi Cockellell (p. 68) 25, p. 169. Thoracic sculpture fine, wings faintly Type: (Hylaeus) P~osopis pictipes (Ny- brownish, if at all ...... 7 lander) 7. Very small (4 mm.); face marks much Hylaeus (Metxiella) Michener, 1942. N. Y. Ent. reduced or absent; tubercles entirely Soc. Jour. 50, p. 273. black; front tibiae with small basal Type: Prosopis potens Metz spot ...... 8 Hylaeus (Cephalylaeus) Michener, 1942. N. Y. Either small, with well developed face Ent. Soc. Jour. 50, p. 273. marks. or considerably larger:- tuber- Species of the genus Hylaeus in this part cles maculated 9 of the world are small, usually black bees, 8. Dorsal face of propodeum smooth and commonly with yellow facial maculae and rounded posteriorly, irre ularly rugose yellowish markings on the pronotum, tegu- along basal margin f6 lae and legs. They are nearly devoid of grossicornis Swenk & Cockerel1 (p. 71) Dorsal face of propodeum more completely pubescence, and even lack the pollen-carry- rugose, and more nearly truncate pos- ing hairs characteristic of the females of teriorly saniculne Robertson (p. 73) . most other groups of bees. The most fre- 9 (7). Smaller (4-5 mm.) ; basal two-thirds quently mentioned nesting site1 is the pithy of outer surface of front tibiae yellow stems and twigs of plants such as sumac, ...... 10 although some species apparently nest in Larger (6-7 mm.); front tibiae entirely the soil or in old tunnels and burrows in a black or with small basal ivory. spot- variety of places. Cells are made in these ...... 11 spaces and are lined with a silky secretion, 10. Face marks triangular, entirely filling then provisioned with a mixture of nectar area between clypeus and eyes; tegulae with a small amount of pollen. This pollen, usually maculated ...... as well as the nectar, is carried internally, . me:. . l! .... cressoni Cockerell (p. 70) hence the absence of any external pollen- Face marks reduced, narrow and elongate, carrying hairs. not entirely filling area between clypeus and eyes; tegulae not maculated ...... :. . .':. ... teleporus Love11 (p. 75) KEY TO SPECIES 11(9). Clypeus and front tibiae entirely black; Females foveae divergent from eye above; pleural punctures very fine and quite sparse . . 1. Large (8 mm.) ; entirely black, including verticallis Cresson (p. 76) face, tubercles, legs, etc...... Clypeus usually with a yellowish trans- . . (Cephalylaeus) basalis Smith (p. 76) verse stripe below; front tibiae often Smaller; face and tubercles usually mac- with a basal ivory maculation; pleura ulated ...... 2 closely punctate; foveae not divergent 2. Face broad, its greatest width equalling from eye above ...... or exceeding its length; front coxae ...... ?,.- , - '2 ellipticus Kirby (p. 71) more or less angulate or spinose later- 12(4). Tegulae maculated ...... 13 ally ...... (Metxiella) 3 Tegulae not maculated ...... 20 Face narrow, clypeus usually longer than broad; front coxae simple ...... 4 13. Pleural punctures very fine and shallow, 3. Dorsal area of propodeum very short, quite sparse, with interspaces two or only finely rugose along base; front three times diameter of punctures; ab- coxae more sharply acute laterally. .. domen and clypeus red at least in ...... sparsus Cresson (p. 78) part ...... 14 Pleural punctures more coarse, deep and See H. cressonii. H. ellipticus and H. modestus. close: or abdomen and clvueus black. 15 vtrl 14. Legs black in large part, the tibiae more 24. Facial maculations,small, not nearly fil- or less yellow at base; face with con- ling lateral areas of face; basal seg- spicuous yellow maculae between cly- ments of abdomen minutely but quite peus and eyes that extend narrowly distinctly punctate ...... along inner orbits nearly to top of eyes gaigei Cockerel1 (p. 72) " ...... f ? ...... graenicheri Mitchell (p. 79) Facial maculations nearly or quite filling Legs entirely ferruginous; clypeus and lateral areas of face ...... 25 lateral face marks ferruginous, the face 25. Front tibiae yellow only at extreme base; marks terminating at level of antennae pleural punctures well separated ...... ??IT:-: !:'!I metopii new species (p. 80) ...... modestus.,Say (p. 65) 15 (13). Entire clypeus and basal segments of Front tibiae yellow over two-thirds of % -"' abdomen bright ferruginous, the lateral outer face; pleura dull, closely punc- face marks, maculations of collar and tured, interspaces densely tessellate . the pronotal tubercles pale yellow or ...... affinis Smith (p. 63) % "" ' ivory ...... volusiensis Mitchell (p. 69) - .- Clypeus and abdomen black ...... 16 ~~l~~ 16. Facial foveae above strongly divergent from eye, ending almost at midpoint be- 1. Scape extremely broad, its breadth exceed- tween eye and lateral ocellus .... ing its length ...... floridanus Robertson (p. 77) . . (Cephalylaeus) basalis Smith (p. 76) Facial foveae above not at all or very Scape to some degree longer than its apex weakly divergent from eye margin . .17 is broad ...... 2 17.' -Face marks ending abruptly at level of 2. Front coxae angulate laterally, or with antennae; metanotum very coarsely and an acute lateral tooth ...... closely but distinctly punctured hurd tr ...... sparsus Cmsson (p. 78) I?. k?.!,.. ': . '. . stevensi Crawford (p. 74) V Front coxae simple ...... 3 .aacemarks usually extending to some de- 3. Supraclypeal area very long, more thanm*qsuptJ dP gree above antennae; metanotum rough- half as long as clypeus; apical process ened or rugose, without distinct punc- of 8th sternum usually bifid, but bare tures ...... ,,-r...... 18 (Hylaeus) ...... 4 18. Pleura rugose, or,-,dql and closely punc- Clypeus nearly or quite twice the length tured, interspaces~8enselytessellate .19 of supraclypeal area; apical process of Pleura smooth, if not shining, betweenJna.rl4 our 8th sternum either entirely simple or distinctly separated punctures 6.z .o.5 *Oq T'"'mr'D deeply bifid, to form two long, slender, ...... modestus Say (p. 65) setose lobes ...... 12 19. Larger (6 mm.); wings infuscated over 4. Scape widely dilated and conspicuously apical half; pleura coarsely rugoso- maculated, its apex nearly or quite punctate ...... confluens Smith (p. 63) equalling half its length ...... 5 Smaller (5 mm.); wings hyaline; pleura Scape either quite slender or entirely 1 with shallow, subcontiguous punctures; black ...... 6 but not rugose . . affinia-Smith (p. 63) 5. Lateral face marks above very broadly 20 (12). Base of abdomen red ...... 21 truncate, only very slightly separated Abdomen entirely black ...... 23 from eye margin ...... 21. Clypeus entirely ferruginous, the lateral ...... elliptieus Kirby (p. 71) face marks ivory ...... Lateral face marks above narrowly con- ...... volusiensis Mitchell (p 69) stricted, widely removed from eye mar- Clypeus black, the lateral face marks gn ...... yellow ...... 22 . . rudbeckiae Cockerel1 & Casad (p. 73) 22. Segments 1 and 2 of abdomen and mid 6(4). Lateral face marks reduced to mere and hind legs entirely bright ferrugi- lines along inner orbits, distincly sep- nous; wings hyaline ...... arated from yellow clypeus by intrusion ...... flammipes Robertson (p. 64) of black along clypeal suture ...... Second abdominal segment, and mid and ...... saniculae Robertson (p. 73) hind femora black; apical half of wings Lateral face marks completely filling area infuscated .... omatus Mitchell (p. 67) between clypeus and eyes ...... 7 23 (20). Thoracic sculpture rather coarse; 7. Scape robust, the diameter about twice basal half of outer face of front tibiae that of the flagellum, entirely black; yellow; basal segment of abdomen polish- face marks above very narrow, partially ed and impunctate ...... encircling base of antenna ...... i2linoensis Robertson (p. 64) ...... verticallis Cresson (p. 76) Thoracic sculpture relatively fine; basal Scape less robust, its diameter not much maculation of front tibiae usually small greater than that of the flagellum, usu- ...... 24 allv maculated: face marks variable .8 62 BEES OF THE EASTERNUNITED STATES, 1
8. Upper extensions of face marks broad, subequal to 2nd in length, about as long obliquely truncate, only slightly removed as broad; 8th sternum entire apically from eye margin ...... (Prosopis) ...... 17 ...... stevensi Crawford (p. 74) 16. Collar and tegulae inaculated ...... Upper extensions of face marks much ...... floridanus Robertson (p. 77) narrowed, widely removed from eye Collar and tegulae not maculated .... margin ...... 9 ...... packardi Mitchell (p. 77) 9. Tibiae and tarsi entirely yellow; tuber- 17(15). Pleura coarsely rugose ...... 18 cles yellow; tegulae maculated; scape Pleura with distinctly separated punc- largely yellow anteriorly ...... tures, though these punctures possibly ...... labiatifrons Cockerell (p. 72) coarse and quite close ...... 22 Mid and hind tibiae dark over apical half; 18. Collar black ...... 19 tegulae entirely dark; maculae on scape reduced or absent ...... 10 Collar maculated ...... 20 10. Upper extensions of face marks extending 19. Base of abdomen usually red; pleural considerably above base of antennae, punctures closely crowded, more de- clavate in form ...... finitely rugose ...... eressoni Cockerell (p. 70) ...... nelumbonis Robertson (p. 67) Upper extensions of face marks more Abdomen entirely black; pleura not so slender and abreviated, not clavate, and definitely rugose, the coarse punctures extending but little if any above base of slightly separated in part ...... antennae ...... 11 ...... schwwzi Cockerel1 (p. 68) 11. Abdomen impunctate; upper extensions of 20 (18). Tegulae maculated; punctures on face marks very short, not extending scutum and scutellum coarse and crowd- above the antenna1 fossa ...... ed; hind tibiae dark apically ...... ; . . grossicornis Swenk & Cockerel1 (p. 71) ...... confluens Smith (p. 63) Abdomen minutely but distinctly punctate; Tegulae entirely dark; punctures on scu- upper extensions of face marks more tellum distinctly more coarse and elongate and slender ...... sparse than those on scutum ...... 21 ...... teleporus Love11 (p. 75) 21. Bars of abdomen red; pleura definitely 12. (3). Scape conspicuously maculated ...13 rugose, the coarse punctures closely fi crowded ...... ornatus Mitchell (p. 67) Scape entirely dark ...... 15 13. Collar, labrum, mandibles and tegulae en- Abdomen entirely black; pleura less defi- tirely black; puncturation of pleura nitely rugose, the coarse punctures sep- quite sparse; supraclypeal maculation arated in part ...... small, not extended upward between ...... illinoensis Robertson (p. 64) bases of antennae ...... 22 (17). Base of abdomen ferruginous, in ...... (Metziella) potens Metz (p 78) marked contrast to the blackish 2nd Collar and tegulae maculated; pleural and following segments; facial and punctures rather close, separated by thoracic maculae ivory-colored ...... little more than their own diameter; ...... volusiensis Mitchell (p. 69) " supraclypeal maculation extending up- ward between bases of antennae ... .14 Abdomen of uniform color, either black 14. Apex of scape broadly dilated, the width or dark ferrugino-piceous; maculae nearly equal to its length, outer half usually yellow ...... 23 yellow, inner half blackish; hind tibiae 23. Larger (7 mm.); collar entirely black; entirely yellow ...... pleura dull and densely rugose ...... georgicus Cockerell (p. 77) ...... schwarzi Cockerell (p. 68) Scape slender, slightly flexed, the outer Smaller; collar maculated; pleural punc- concave surface yellow; apical half of tures distinct, to some degree separated hind tibiae dark ...... 24 affinis Smith (p. 63) ...... 24. Pleural punctures close and coarse, much 15(12). Small (4 mm.) ; face marks creamy or more coarse than those of scutum; hind whitish; basal segment of flagellum very tibiae entirely yellow ...... short, much broader than long and con- ...... illinoensis Robertson (p. 64) siderably shorter than 2nd segment; Pleural punctures relatively fine and 8th sternum deeply cleft apically (Para- sparse, not much more coarse than prosopis) ...... 16 those of scutum; hind tibiae blackish Usually larger and usually with yellow over apical half ...... -. ~ - -. - ~ -. Hylaeus (Prosopis) affinis (Smith) collar, lower surface of front femora, front tibiae in large part, base and apex of mid (Figs. 11, 13 & 14) tibae, these connected by a narrow line on Prosopis uffinis Smith, 1853. Cat. Hum. Brit. outer surface, basal half of hind tibiae, all Mus 1, p. 24 9. ($ = binghami Lov. = spurs and tarsi, but more apical tarsal seg- modestus Say). ments reddened; posterior face of front tibiae Prosopis ziziae Robertson, 1896. Canad. Ent. ferruginous, legs otherwise piceous; face nar- 28, p. 136. 9 8. New synonymy. rowed below; cheeks and eyes subequal in Prosopis ziziae Metz, 1911. Amer. Ent. Soc. width in lateral view; scape slender, rather Trans. 37,, p. 130. (classification) strongly flexed; 1st and 2nd segments of flagel- Prosopis ziziae Robertson, 1929. Flowers and lum somewhat broader than long, succeeding Insects, Lancaster, Pa., Science Press. segments as long as or longer than broad; flower records) front coxae simple: dorsal face of propodeum sloping, no longer 'than metanotum, posterior FEMALE-Length 5-6 mm.; black; anten- face more finely reticulated, not at all carinate nae piceous above, brownish beneath; face laterally, lateral faces somewhat shining and marks yellow, triangular, entirely filling area obscurely punctate; punctures of scutum fine, between clypeus and eyes, terminated more or deep and distinct, close but not crowded, those less acutely close to eye margin slightly above on scutellum and pleura slightly more coarse antennae; collar with a pair of conspicuous and sparse; abdomen rather dull, basal seg- transverse maculae; tubercles and an anterior ment minutely and quite closely punctured, spot on tegulae yellow, tegulae otherwise fer- following segments more tessellate than punc- ruginous; wings subhyaline, veins and stigma tate. ferruginous; legs black, with basal third or more of all tibiae yellow; spurs pale yellow; DISTRIBUTION-Generally distributed face slightly narrowed below; cheeks and through the Eastern United States and eyes subequal in width in lateral view; foveae Canada from the New England states west deep, distinct, linear and rather long, separat- to Minnesota and southward to Mississippi ed from eye by a slightly wider space, rather and Georgia; April to October. markedly divergent from eye above; 2nd and 3rd segments of flagellum broader than long, FLOWER RECORDS-This species vis- length and breadth subequal on basal and other its a wide range of flowers, with records in segments; front coxae simple; dorsal surface the following genera : Apocynum, Ceano- of propodeum sloping, shorter than metano- thus, Cephalanthus, Crataegus, Houstonia, tum, coarsely reticulate, posterior surface more Hypericum, Pycnanthemum, Pyracantha. finely reticulate, not carinate laterally, lateral Rhzcs, Rubus, Salvia, Solidago and Zixia. surfaces obscurely punctate below, becoming The following additional genera are listed densely and finely rugose above; metanotum Robertson : Amorpha, Aruncus, densely and finely rugose; clypeus tessellate, by (1929) with sparse, very fine and obscure punctures; Asclepias, Blephilia, Boltonia, Campanula. face above antennae closely, deeply and dis- Cicuta, Clematis, Cornus, Cryptotaenia. tinctly punctate; punctures of scutum deep Erigeron, Eryngiu.~n,Eulophus, Eupatori- and distinct, close but not crowded, those of um, Euphorbia, Fragaria, Geranium, Geum, scutellum slightly more widely separated but Gnaphalium, Heracleum, H~drangea,Kri- not sparse; pleura dull, tessellate, punctures gia, Lactuca, Lepidium, Lycopus, Malva. rather shallow and obscure, about as close as Nelumbo, Osmorrhixa, Oxypolis, Pastinaca, those of scutellum; basal segment of abdomen Petalostemon, Philadelphus, Polygonum, somewhat shining, nearly impunctate medially, Polytaenia, Potentilla, Ptelea, Salix, Sanic- becoming rather closely but very minutely punctate laterally, punctures of following seg- ula, Sium, Stellaria, Stenanthium, Sym- ments quite close but exceedingly minute. phoricarpus, Taenidia, Thaspium, Valeri- anella, Veronica and Viburnum. MALE-Length 5-6 mm.; black; antennae piceous above, ferruginous beneath; scape Hylaeus (Prosopis) confluens (Smith) fuscous, maculated ; tegulae ferruginous, macu- lated; wings subhyaline, veins and stigma (Fig. 12) ferruginous; maculations yellow, as follows: Prosopis confluens Smith, 1853. Cat. Hym. labrum, upper portion of mandibles, entire Brit. Mus. 1, p. 24. 9. face below antennae, supraclypeal mark tri- Prosopis triangularis Cockerell, 1896. Psyche angularly pointed above, lateral face marks ex- 7 (Sup.), p. 31. 8. tending above antennae, very broadly truncate Hulaeus confluens Krombein, 1958. Hymenop- and not divergent from eyes, narrow stripe on ;era of ~mericaNorth of .Mexico. synoptic outer surface of scape, tubercles, anterior Catalog. U.S.D.A. Agr. Monog. No. 2. First snot on tenulae. two consnicuous maculae on SUDD~..D. 211. isvnonvmv) FEMALE-Length 6-7 mm.; black; anten- those of scutellum more distinctly separated; nae blackish above, more brownish-fuscous pleura very coarsely rugose; punctures of beneath; face marks yellow, triangular, com- abdomen minute but distinct, rather sparse on pletely filling area between clypeus, eyes and shining basal segment, quite close on the antennae, extending above antennae and end- others. ing acutely on eye margin; collar with con- spicuous transverse maculae; tubercles yellow; DISTRIBUTION - Florida, Georgia, tegulae piceous, with large, anterior yellow North Carolina, Virginia, and New Jersey; maculae; wings hyaline basally, becoming March to October. deeply infuscated over apical half, veins and FLOWER RECORDS-Chrysanthemum, stigma piceous; front tibiae ferruginous an- Chrysopsis, Erigeron, Eryngium, Hyperi- teriorly, outer face with a yellow stripe, apical cum, Ilex. Ilea, Melilotus, Oxydendrum, half largely black; mid tibiae with a large basal yellow spot; basal third (or slightly Oxypolis f ilif ormis, Polygonurn, Rhus, more) of hind tibiae yellow; spurs more Rubus, and Solidago. testaceous; legs otherwise blackish; face nar- rowed below; cheeks slightly narrower than Hylaeus (Prospopis) f lammipes eyes in lateral view; foveae deep, linear, sep- (Robertson) arated from eye margin by a slightly wider Prosopis flammipes Robertson, 1893. Amer. space, upper end slightly divergent from eye; Ent. Soc. Trans. 20, p. 273. 0. inner orbits slightly elevated above eye level; Prosopis modestus Metz (in part), 1911. Amer. 2nd segment of flagellum short, broader than Ent. Soc. Trans. 37, p. 121. long, 1st and 3rd segments nearly as long as broad, the others definitely so; front coxae This species is based upon a single speci- simple; dorsal area of propodeum slightly men collected in Citrus Co., Florida. The longer than metanotum, very coarsely reticu- following comparative note was made from late, lateral and posterior faces quite finely the type (No. 12850) in the collection of rugose; metanotum coarsely rugose; face be- low antennae tessellate, punctures inevident, the Illinois Natural History Survey: surface above antennae subrugose; scutum FEMALE-There is a strong resemblance coarsely punctate, very closely so anteriorly, to ornatus, but the pleural pucctures are some- well separated but not sparse on scutellum; what finer and more widely separated, inter- pleura very coarsely rugose; abdomen shining, spaces quite smooth but not shining; punctures punctures inevident. of scutum finer, distinctly though not widely separated, those on scutellum finer, inter- MALE-Length 5.5-6.0 mm.; black; anten- spaces much greater than diameter of pync- nae pale ferruginous beneath, darker above, tures; metanotum smooth but dull; abdominal scape black; mandibles with a yellow stripe; terga 1 and 2 testaceous except for apical labrum yellow; tegulae piceous, maculated; third of 2nd; mid and hind legs entirely tes- wings hyaline at base, becoming rather deeply taceous ; wings uniformly subhyaline. infuscated over apical half, veins and stigma No additional material has been found in piceous; maculations yellow, as follows; en- any of the collections that have been made or tire face below antennae, supraclypeal mark received by the writer. ending acutely between antennae, lateral face marks extending rather narrowly along eye Hylaeus (Prosopis) illinoisensis margin above antennae, a pair of transverse (Robertson) maculae on collar, entire tubercles, and a large blotch anteriorly on tegulae; femora largely (Figs. 11, 13, & 14) black, but front pair yellow beneath; all Prosopis Illinoisensis Robertson, 1896. Canad. tibiae yellow, mid and hind pair with a suba- Ent. 28. p. 138. 8. pica1 fuscous band; all tarsi and spurs yellow; Prosopis illinoensis Robertson, 1897. Acad. face narrowed below; cheeks narrower than Sc. St. Louis, Trans. 7, p. 315. 8. (correc- eyes in lateral view; scape slightly swollen, tion of name) diameter at apex somewhat greater than that Prosopis illinoensis Robertson, 1904. Canad. of flagellum; basal segment of flagellum nearly Ent. 36, p. 274. 8. as long as broad, 2nd segment fully so, 3rd Prosopis modestus var. illinoiensis Metz, 1911. and following segments considerably longer; Amer. Ent. Soc. Trans. 37, p. 122. 8. front coxae simple; dorsal area of propodeum Prosopis illinoiensis Robertson, 1929. Flowers sloping, about as long as metanotum, coarsely and Insects, Laneaster, Pa., Science Press. reticulate, extending over on to lateral and (flower records) posterior surfaces, without distinct lateral Hylaeus /Prosopis) certus Mitchell, 1951. carinae; metanotum coarsely rugose; punc- Elisha Mitchell Sci. Soc. Journ. 67, p. 241. tllr~cnf c~nfnmvprv rnnrsp d~en2nd rlnw 0 3 Nnt Pnebnmll Hylaeus illinoisensis Krombein, 1958. Hymen- following segments somewhat longer; front optera of America North of Mexico. Synop- coxae simple; dorsal area of propodeum slight- tic Catalog. U. S. D. A. Agr. Monog. No. ly longer than metanotum, very coarsely retic- 2. First Supple., p. 211. (synonymy) ulate, as also posterior surface which is de- FEMALE-Length 6-7 mm.; black; anten- limited by a low, barely evident carina, this nae black above, piceous below; face marks interrupted medially above, lateral surfaces yellow, triangular, entirely filling area be- finely, irregularly rugose; punctures of scutum tween clypeus, eyes and antennae, terminating deep and quite coarse, crowded anteriorly, obliquely on eye margin at level of antennae; close over remainder of disc, well separated but tubercles and two conspicuous maculae on col- not sparse on scutellum; quite coarse and well lar yellow; tegulae piceous, not maculated; separated on pleura; basal segment of abdomen wings subhyaline, veins and stigma piceous; shining, impunctate, 2nd and following seg- front and mid tibiae with basal yellow spots ments closely and very minutely punctate; slightly more than a third of their length; wings of 7th sternum crescentic, the outer slightly more than basal half of hind tibiae concave margin fringed with fine setae; distal yellow; legs otherwise black; spurs yellowish; pedicel of 8th sternum rather narrow, truncate face somewhat narrowed below; cheeks sub- apically; penis valves of genital armature not equal to eyes in width in lateral view; foveae attaining tips of gonostyli, the latter rather linear, deep and distinct, separated from eye robust, narrowly rounded apically. by a space of about equal width, markedly DISTRIBUTION-Illinois and West Vir- divergent from eye above; inner orbits slightly ginia to New York, Massachusetts and elevated above level of eyes; 2nd segment of Maine; June, July and August. flagellum slightly broader than long, these dimensions subequal in 1st and 3rd segments, FLOWER RECORDS-Only one flower following segments slightly longer ; front coxae record has been seen by the writer, a male simple; dorsal area of propodeum about as having been collected by H. V. Weems, Jr. long as metanotum, coarsely reticulate, as on Apocynum cannabinum in Raleigh Co., also the posterior surface which is bounded W. Va., June 6, 1955. Robertson (1929) re- by a low carina and with a deep median groove, surface somewhat obscured by greyish cords illinoensis on the following: Aruncus, tomentum, lateral surfaces finely rugose; Aster, Cicuta, Cornus, Crataegus, Eulo- metanotum densely and finely rugose; face phus, Gonolobus, Heracleum, Lycopus, Os- below antennae tessellate, sparsely and very morrhixa, Pastinaca, Rhus, Salix, Solidago, shallowly and obscurely punctate; surface Taenidia, Thaspium and Viburnum. above antennae closely, deeply and rather At the time that certus was described it coarsely punctate, subrugose; scutuin quite was believed that illinoensis was a synonym coarsely and deeply punctate, close but not of modestus, having been recognized as a crowded, tessellate between punctures; punc- variety of that species by Metz (1911), and tures of scutellum slightly more sparse, deep later reduced to synonymy in the Catalog and separate; pleura dull, densely tessellate, with coarse, shallow, well separated punctures; of Hymanoptera (Muesebeck, et al, 1951, basal segment of abdomen shining, nearly im- p. 1051). Recently the writer had the op- punctate, 2nd and following segments less portunity to study the type of illinoensis at shining, with rather close and very minute the Illinois Natural History Survey and punctures. found it to be similar in all respects to MALE-Length 5-6 n~ni.; black; antennae certus Mitchell. blackish above, brownish beneath; scape, man- dibles and labrum black; tegulae piceous, not H ylaeus (Prospopis) maculated; wings subhyaline, veins and stigma modestus modestus Say brownish; maculations yellow, as follows: en- tire face below antennae, supraclypeal mark (Figs. 11, 13 & 14) subquardrate, somewhat rounded above be- Hylaez~snzodestus Say, 1837. Boston Jour. Nat. tween antennae, face marks contiguous with Hist. 4, p. 392. Q. antenna, fossa on outer side, obliquely Pvosopis aflinis Cresson, 1869. Boston Soc. truncate just above antennae, tubercles and Nat. Hist. Proc. 12, p. 270. P 8. two small spots on collar, all the tibiae, tarsi P,rosopis pennsylvanica Cockerell, 1896. Psyche and spurs, but front and mid tibiae with large 7, p. 439. 8. ferruginous blotches on under side, partially Prosopis modestus Robertson, 1901. Ent. News encircling mid tibiae; face narrowed below; 12, p. 78. (classification). cheeks slightly narrower than eyes; scape Pvosopis nucleolus Viereck, 1903. Amer. Ent. somewhat robust, diameter at apex considerab- Soc. Trans. 29, p. 64. 9. ly exceeding diameter of flagellum, 1st and 2nd P?.osopis sayi Robertson, 1904. Canad. Ent. 36, segments of flagellum about as long as broad, pp. 274 & 275. 9 8. 66 BEES OF THE EASTERN UNITEDSTATES, 1
Prosopis minyra Lovell. 1909. Ent. News 20, than flagellum; basal segment of flagellum p. 413. 8. - slightly broader than long, length and breadth Prosopis binghami Lovell, 1910. Psyche 17, p. of 2nd segment about equal, 3rd much longer 180. 8. New synonymy than broad; front coxae simple; dorsal area Prosop's supracurta Swenk & Cockerell, 1910. of propodeum about as long as metanotum, Ent. News 21, p. 71. 8. coarsely reticulate, metanotum more finely but Prosopis modestz~sLovell, 1910. Psyche 17, p. densely rugose; thoracic punctures deep and 182. (classification) distinct, close and rather fine but not ~rowded Prosopis modestus Metz, 1911. Amer. Ent. Soc. on scutum, coarser and well separated on scu- Trans. 37, p. 121. (classification) tellum and pleura; basal segment of abdomen Prosopis sagi Rau, 1922. Acad. Sci. St. Louis, shining, very sparsely and minutely punctate Trans. 24, pi 36. (biology) medially, closer laterally, more close, deep and Prosopis sagi Robertson, 1929. Flowers and distinct, yet minute on 2nd segment, becom- Insects, Lancaster, Pa., Science Press. (flow- ing still closer but more obscure on following er records) segments. Prosopis modestus Rau, 1930. Psyche 37, pp. DISTRIBUTION-This occurs through- 173-175. (biology) out the entire Eastern United States and FEMALE-Length 5-7 mm.; black; anten- nae piceous above, ferruginous beneath; face Eastern Canada, from Louisiana to Minne- marks yellow, triangular, filling area between sota, east to the Atlantic seaboard, with clypeus and eyes, ending acutely on eye mar- the possible exception of Florida. It is in gin above antennae; collar and tubercles yel- flight from May until September, accord- low; tegulae fuscous or blackish ; wings sub- ing to records now at hand. hyaline, veins and stigma fuscous; legs black, FLOWER RECORDS-Specimens have but tibiae yellow at base and spurs yellowish; face narrowed below; cheeks narrower than been recorded from the following: Acer, eyes in lateral view; facial foveae deep and Achilea, Angelica, Apocynum, Aralia, distinct, linear, separated from eye by a very Aruncus, Azalea, Castanea pumila, Ceano- slightly wider space and only slightly diver- thus, Chrysanthemum, Crataegus, Cicuta gent from eye above; scape slender, no wider maculata, Daucus carota, Erigeron, Eupa- than flagellum; very short, about half as long torium, Gerardia, Houstonia purpurea, Hy- as broad; front coxae simple; dorsal area of drangea, Ilex, Koellia, Pyracantha, Rhus, propodeum short, about equal to metanotum, Rosa, Rubus, Solidago, Spiraea and Zixia. coarsely reticulate, metanotum more finely Robertson (1929) records this species (as rugose; facial punctures below antennae mi- P. sayi) on the following additional genera: nute, sparse and obscure, these deep, distinct and closely crowded above antennae; thoracic Amorpha, Arabis, Cacalia, Cornus, Eulo- punctures deep and distinct, moderately coarse, phus, Geum, Heracleum, Lepidium, Malva, close but not contiguous on scutum and scu- Monarda, Osnzorrhiza, Pastinaca, Ptelea, tellum, more widely separated but not sparse Pycnanthemum, Sanicula, Sium, Symphori- on pleura; abdomen shining, punctures ex- carpus, Taenidia and Thaspium. ceedingly minute, but visible with high mag- The females of modestus vary consider- nification, well separated on 1st and 2nd seg- ably in size, ranging from 5 mm. to an ex- ments. treme of 7 mm. but are otherwise fairly MALE-Length 4.5-7.0 mm.; black; anten- constant. The males, however, are subject nae piceous above, ferruginous beneath, scape entirely black; mandibles and labrum black; to much variation, and as a result, several tegulae brownish-ferruginous or piceous, not names have been proposed for these differ- maculated; wings subhyaline, veins and stig- ing forms. In size, they range from 4.5 to ma brownish-ferruginous; maculations yellow, 7 mm. The scape varies in size, being quite as follows: entire face below antennae, supra- slender in some individuals, very robust in clypea mark reaching to about mid line of others, and with all intergrading sizes evi- antenna1 fossa, lateral face marks extend- dent in any extensive series. The pleural ing in a triangle slightly above antennae, more punctures also vary in their relative den- or less acute, tubercles, a line on each side of sity, being quite close in some, rather collar, a narrow line on anterior face of front sparse in others. The extent of the macu- tibiae, basal third of mid tibiae, basal half lated areas varies most conspicuously. The (or slightly less) of hind tibiae, all basitarsi and tibia1 spurs; apical tarsal segments and mandibles and labrum may be entirely front tibiae in large part more reddish; fe- black, largely yellow, or with smaller yel- mora black; face narrowed below; cheeks some- low infusions. The lateral face marks may what narrower than eyes in lateral view; be abruptly truncate at the level of the scape rather slender, apex slightly broader antennae or may extend upward along the eye margin for some distance, and may be quite sharply delimited, rather finely and com- pointed on the eye margin or rounded above pletely rugose, posterior and lateral faces and slightly divergent. The collar may be quite densely silvery tomentose; pleura dull, largely yellow, or have only small yellow densely and rather coarsely rugose; abdominal terga shining, punctures exceedingly minute, spots, or even be entirely black, and the hardly evident even on the more apical seg- tegulae may have large conspicuous yellow ments. maculae, or small obscure spots, or none. There is no constant combination of these MALE-Length 6 mm.; black; antennae fus- variations in any series studied so far that cous above, ferruginous beneath; scape, man- dibles and labrum fuscous; tegulae testaceous, would indicate racial groups, except that not maculated; collar entirely black; wings there is a tendency for the yellow macula- hyaline at base, becoming infuscated over api- tions to be extensive or limited, as the case cal half, veins and stigma ferruginous; macu- may be, somewhat uniformly. Thus a speci- lations yellow, as follows: entire face below men with maculated tegulae is likely to antennae, face marks terminated just above have a yellow collar, while one with a black antennae and narrowly rounded at tip, tuber- collar usually has dark mandibles and tegu- cles, outer and anterior faces of front tibiae, lae, but there is no constancy in this, and basal third of mid tibiae, basal half of hind all intergrades exist. tibiae, narrow apical rim of all the tibiae, all spurs and tarsi; front tibiae ferruginous pos- Hylaeus (Prosopis) nelumbonis teriorly; legs otherwise dark reddish; base of (Robertson) abdomen reddish; face narrowed below; eyes convergent; cheeks slightly narrower than Pf-osopis nelzimbonis Robertson, 1890. Amer. eyes; scape rather slender, slightly broader Ent. Soc. Trans. 17, p. 316. 9. than flagellum; 1st and 2nd segments of fla- Prosopis nelumbonis Crawford, 1913. Canad. gellum about as long as broad, others consid- Ent. 45, p. 155. (classification) erably longer; front coxae simple; dorsal area Prosopis nelumbonis Robertson, 1929. Flowers of propodeum slightly longer than metanotum, and Insects, Lancaster, Pa. Science Press very coarsely reticulate, propodeum otherwise (flower records) densely rugose, posterior surface bordered lat- Hylaeus nelumbonis Krombein, 1958. Hymen- erally by low carinae, deeply pitted medially; optera of America North of Mexico. Synop- metanotum coarsely rugose; scutum deeply tic catalog. U.S.D.A. Agr. Monog. No. 2. and closely punctate, subrugose, punctures of First Suppl., p. 211. (synonymy) scutellum distinctly but not widely separated; FEMALE-Length 7-8 mm.; black, basal pleura coarsely rugose; basal segment of ab- abdominal tergum entirely, and 2nd tergum, domen shining, punctures very sparse, minute in large part, ferruginous, the lateral face and obscure, 2nd and following segments more marks reddish-testaceous; tubercles and a spot closely and distinctly but very finely punctate. on tegulae yellow; front tibiae yellow anteri- DISTRIBUTION - Florida, Louisiana, orly and mid and hind tibiae yellow at base; wings lightly infuscated apically, becoming Georgia and South Carolina to Illinois and hyaline at base, veins brownish-testaceous, Ohio; March to July. stigma more piceous; length and breadth of FLOWER RECORDS-Robertson (1929) head about equal, face narrowed below; cheeks records nelumbonis on Castalia tuberosa subequal to eyes in width; foveae elongate, and Nelumbo lutea. deep and distinct, closely parallel to upper por- Crawford (1913) made Metz a tion of eye; lateral face marks subtriangular fossata ending about at level of antennae; flagellum synonym of nelumbonis, but it is our con- somewhat brownish beneath, piceous above, viction, after a study of the types of ne- segments about as broad as long; lower por- lumbonis, fossata and schwarzi, together tion of face with rather coarse but very shal- with the recently described ornatus, that low and indefinite punctures, upper part of it is instead a synonym of schwarzi. The face dull, punctures fine and densely crowded, reasons are given in a note following the cheeks dull, very finely and obscurely punc- description of ornatus. tate above, punctures becoming more sparse, shallow and indistinct below; thorax some- Hylaeus (Prosopis) ornatus Mitchell what elongated, considerably longer than (Figs. 11-14) broad, scutum dull, punctures rather deep but rather fine and closely crowded over most of Prosopis fossata Metz. 1911. Amer. Ent. Soc. disc, those on scutellum somewhat deeper and ~rins,-37, p. 135. P . more distinct, with intervening spaces some- Hylaeus (Prosopis) ornatus Mitchell, 1951. what shining; nietanotum dull, densely and Elisha Mitchell Sci. Soc. Jour. 67, p. 242. finely rugose; dorsal triangle of propodeum Q 8. 68 BEES OF THE EASTERNUNITED STATES, 1
FEMALE-Length 7-8 mm.; black, with distinct carina, this interrupted above by a basal segment of abdomen bright ferruginous; central pit or excavation; metanotum coarsely antennae blackish above, reddish beneath; face rugose; scutum coarsely and very closely punc- marks yellow, triangular, entirely filling area tate, punctures well separated on scutellum, between clypeus, eyes and antennae, terminat- pleura very coarsely rugose; basal segment of ed acutely above antennae, tip slightly diver- abdomen shining, practically impunctate, 2nd gent from eye margin; collar with large yellow and following segments with minute and rath- maculae, and tubercles yellow; tegulae dark er close punctures; wings of 7th sternum sub- brown, sometimes maculated; wings hyaline triangular, outer, slightly concave margin at base, becoming infuscated apically, veins fringed with fine setae, apical angle attenuat- and stigma fuscous; femora blackish or fus- ed, slender and elongate; distal pedicel of 8th cous; front tibiae yellowish at base, otherwise sternum quite narrow, the truncate tip slight- ferruginous, basal third of mid tibiae and ly incurved; penis valves of genital armature basal half of hind tibiae yellowish, apically quite slender, much shorter than gonostyli, dull ferruginous; all tarsi ferruginous ; face these rather robust, narrowly rounded apically. narrowed below; cheeks about as broad as DISTRIBUTION-Florida to the coastal eyes in lateral view; foveae deep, distinct, lin- plain region of North Carolina, the west- ear, separated from eye by about an equal ernmost record being Raleigh. The period space, slightly divergent from eye above; 2nd and 3rd segments of flagellum slightly broader of flight is from May, in Florida to early than long, others about as long as broad; front September in North Carolina. coxae simple; dorsal area of propodeum about FLOWER RECORDS - Cepkalanthus, as long as metanotum, very coarsely reticulate, Hypericum, iMelitotzcs and Parthenocissus. posterior surface coarsely reticulate, bordered Metz wrongly associated the two speci- by a low carina, but divided by a deep median mens described as Prosopis fossata. The longitudinal groove which is broadened above, male was made the type, and that proves lateral faces finely rugose; metanotum densely to be a synonym of P. schwarxi Cockerell. rugose; face below antennae tessellate, with sparse, shallow, obscure punctures, deeply and The female is that of ornatus, and as fos- closely punctate above antennae, subrugose; sata cannot be used, this later name is punctures of scutum and scutellum deep, dis- valid. tinct, rather close and quite coarse; pleural punctures very coarse but rather shallow, Hylaeus (Prosopis) schwarzii close but not contignous, interspaces tessellate; (Cockerell) basal segment of abdomen shining, impunc- (Figs. 11, 12 & 14) tate, following segments also to some degree shining, but with very minute and rather Prosopis schwarzii Cockerell, 1896. Ent. Month- close punctures. ly Mag. 32, p. 218. ?. P?.osopis fossata Metz, 1911. Amer. Ent. Soc. MALE-Length 6-7 111n1.; black, with basal Trans. 37, p. 135. 8. segment of abdomen bright ferruginous; an- Hylaezcs schwarzii Krombein, 1958. Hymenop- tennae fuscous above, ferruginous beneath, tera of America North of Mexico. Synoptic scape black; mandibles yellowish in part; la- Catalog. U.S.D.A. Agr. Monog. No. 2. First brum black; tegulae entirely fuscous ; wings Suppl., p. 212, (synonymy) hyaline at base, becoming infuscated apically, veins and stigma fuscous; maculations yellow, FEMALE-Length 6.5-8.0 mm.; black, an- as follows: entire face below antennae, supra- tennae blackish above, more piceous beneath; clypeal mark triangular above, face marks face marks pale yellow or ivory, filling area extending along eye margin above antennae between clypeus and eyes below, but diverging and truncate or rounded apically, conspicuous from clypeus above, constricted to the trun- transverse maclilae on collar, tubercles, all cate tip just at level of antennae; collar en- tibiae and tarsi except that front and mid tirely black; tubercles each with a small yel- tibiae have a reddish blotch beneath, and all lowish maculation; tegulae piceous, not macu- spurs yellow; face narrowed below; cheeks lated; wings hyaline at base, but becoming narrower than eyes; scape rather robust, diam- quite deeply infuscated over apical half, veins eter at apex about one and a half times that and stigma piceous; legs black, but front tibiae of flagellum, basal segment of flagellum slight- ferruginous anteriorly, mid tibiae with a small ly shorter than broad, these dimensions sub- basal ivory spot, basal third or more of hind equal on 2nd segment, 3rd and following seg- tibiae ivory; face somewhat narrowed below; ments considerably longer; front coxae simple; cheeks slightly narrower than eyes; inner or- dorsal area of propodeum sloping, about as bits quite strongly elevated above level of eye long as metanotum, very coarsely reticulate, margin; foveae deep and distinct, separated substriate, propodeum otherwise quite coarsely from eye by a slightly wider space, slightly reticulate, posterior face bordered by a quite divergent from eye above: scape slender. 2nd and 3rd segments of flagellum short, broader FLOWER RECORDS-Hydrocotyle um- than long, the others about as long as broad; bellata, Medicago lupulina, Melilotus alba, front coxae simple; dorsal area of propodeum Sagittaria and Salix. sloping, about equal in length to metanotum, Schwarxi is very closely related to ne- very coarsely reticulate, posterior and lateral lumbonis, although the red base of the ab- surfaces very finely rugose and covered with domen in nelumbonis will readily separate thin silvery tomentum, margin of posterior face not conspicuously carinate; metanotum them. In addition, the metanotum in the relatively smooth, dull and tessellate, impunc- female of nelumbonis is very short and flat, tate; punctures of lower face sparse, shallow and is densely and finely rugose. In and obscure, area above antennae closely punc- schwarxi the metanotum is longer, more tate or subrugose, becoming rather sparse on convex and quite smooth, although dull and vertex; punctures of scutuin and scutellum tessellate. In the males, the basal elevations deep and distinct, close but not crowded, those of the 3rd and 4th abdominal sterna are on pleura below very coarse and distinct, well poorly developed or completely absent in separated but not sparse, becoming subrugose nelumbonis. above; abdomen impunctate, basal segment shining. Hylaeus (Prosopis) volusiensis MALE-Length 7.0-7.5 mm.; black; anten- Mitchell nae black above, brownish-ferruginous be- neath, scape entirely black; mandibles and Hylaeus (Prosopis) volusiensis Mitchell, 1951. labrum black; collar and tegulae entirely black; Elisha Mitchell Sci. Soc. Jour. 67, p. 245. wings deeply infuscated apically, becoming hy- 0 8. aline at base, veins and stigma fuscous; mac- FEMALE-Length 8 mm.; black, including ulations pale yellow or ivory, as follows: cly- antennae, labrum, mandibles, entire face above peus, sometimes black in part above, supra- clypeus and face marks; triangular lateral clypeal area variable, lateral face marks pro- face marks, tubercles and two maculae on truding above antennae rather narrowly along collar ivory; clypeus ferruginous ; tegulae with eye margin and truncate at apex, tubercles ferruginous maculae; wings subhyaline bas- with a very small spot, basal third of hind ally, becoming slightly infuscated apically, tibiae and hind basitarsi except tip; mid basi- veins and stigma fuscous to blackish; 1st and tarsi somewhat whitened at base; front tibiae 2nd segments of abdomen brownish-ferrugi- ferruginous anteriorly; legs otherwise black; nous, the 2nd with a narrow, apical, blackish face narrowed below; cheeks narrower than rim, the 3rd brownish-ferruginous at extreme eyes in lateral view; scape rather robust, base, abdomen otherwise blackish; legs in large slightly curved, apex slightly broader than part brownish-ferruginous, the front and flagellum; 1st and 2nd segments of flagellum middle femora somewhat blackened; face some- subequal, about as long as broad, following what narrowed below; cheeks slightly narrow- segments slightly longer; front coxae simple; er than eyes; facial foveae extremely narrow dorsal area of propodeum sloping, about equal but quite distinct, closely paralleling upper in length to metanotum, coarsely reticulate, margin of eyes, slightly diverging from eye posterior and lateral surfaces also coarsely margin at upper end; basal segment of flagel- reticulate, a sharp carina on each side delim- lum subequal to pedicel, the 2nd segment iting these surfaces, the carina interrupted slightly shorter, following segments slightly medially by a deep cavity; metanotum more increasing in length; punctures of face shal- finely but very densely rugose; punctures of low, well separated on areas below antennae, scutum rather fine and densely crowded over more close and fine but obscure above, very most of disc, those of scutellum somewhat fine, shallow and obscure on vertex and cheeks; more coarse and distinctly separated, although punctures of scutum slightly more coarse, deep close, pleural punctures very coarse and well and distinct, not crowded, those on scutellum separated below, becoming somewhat finer slightly more sparse, the surface rather and densely crowded or rugose above; punc- smooth, pleural punctures rather indistinct, tures of abdomen very fine but quite deep and shallow and irregular; abdominal terga prac- distinct, sparse on the shining basal segment, tically impunctate. close on the others; 3rd and 4th abdominal sterna each with a shining, impunctate, basal, MALE-Length 7 mm.; black, including median elevation, that on the 4th usually hid- labrum, mandibles, and antennae above; fla- den beneath the apical portion of the 3rd gellum more piceous beneath; basal segment sternum. of abdomen and all tibiae and tarsi brownish- ferruginous, apical portions of femora of the DISTRIBUTION - Massachusetts to same color; tegulae brownish, the wings sub- Florida; April to September in the North, hyaline basally, becoming somewhat infuscated tr. nnenrnhor in Flnrida. avicallv. veins and stigma aiceous: clmeus, 70 BEES OF THE EASTERNUNITED STATES, 1 supraclypeal area, lateral face marks, tuber- stigma brownish; collar entirely black; basal cles and two small spots on collar ivory, the two-thirds of outer face of front tibiae yellow, lateral face marks extending slightly above mid tibiae with a very small, basal, yellow spot, antennae, rounded; scape not maculated; face basal third of hind tibiae yellow, spurs pale narrowed below; cheeks narrower than eyes, yellow, legs otherwise dark; face rather nar- basal segment of flagellum subequal to pedicel row below; facial foveae deep and distinct, in length, the 2nd and following segments be- narrowly linear, separated from eye by a coming slightly longer; punctures of maculated slightly wider space, only very slightly diver- areas of face fine but rather deep and dis- gent from eye above; basal segment of flagel- tinct, well separated but not sparse, those lum about as long as broad, slightly shorter above antennae very close and fine, but rather than pedicel, 2nd segment shorter, slightly deep and distinct, slightly separated on ver- broader than long; cheeks and eyes of about tex, becoming somewhat more sparse on cheeks equal width in lateral view; front coxae not below; punctures of scutum rather close, deep at all angulate; dorsal area of propodeum quite and distinct, those on scutellum somewhat extensive, longer than metanotum, coarsely more sparse and coarse, the surface moderate- striate; punctures of face below antennae ly shining; pleural punctures slightly more sparse and very shallow and obscure, very coarse and more distinctly separated than close and fine above antennae, becoming ob- those on scutum; metanotum finely rugose; scure on cheeks and vertex; deep and distinct dorsal area of propodeum rrther coarsely ru- on scutum and scutellum, interspaces about goso-striate, lateral areas smoother, only finely equal to diameter of punctures; pleura dull, roughened, punctures obscure, posterior face densely tessellate, punctures very shallow, with a rather deep median sulcus; abdominal sparse and obscure; punctures of abdomen segments quite smooth and shining, punctures very minute, more distinct on shining basal exceedingly minute, barely visible. segment, closer and more obscure on following segments. DISTRIBUTION-Florida. The holo- type and allotype are from Volusia County, MALE-Length 3.5-4.0 mm.; black; anten- and were found in a bait trap in March. nae brownish-piceous, scape black, maculated Recently another female has been received, anteriorly; collar black; tegulae piceous; wings subhyaline, veins and stigma brownish; man- and this was found in a Mediterranean dibles and labrum black; nlaculations orange- fruit fly trap in Dade County, May 3, 1957 yellow as follows: anterior line on scape, en- (C. E. Shepard) [Florida State Plant tire face below antennae, face marks, contin- Board]. ued above antennae as narrow rounded lobes separated from eye margin and partially sur- Hylaeus (Hylaeus) cressoni cressoni rounding antenna1 fossa, tubercles, front . f (Cockerell) _:,>F6 c tibiae except posterior face, base and apex of (Figs. 11, 13 & 14) mid tibiae, basal third and apical rim of hind tibiae, all the tarsi and spurs; face narrow Prosopis pygmaea Cresson, 1869. Boston Soc. and elongate; cheeks narrower than eyes in Nat. Hist. Proc. 12, p. 272. 8. (nec. lateral view; basal segment of flagellum short, Schenck) broader than long, following segments about Prosopis cressoni Cockerell, 1907. Ann. Mag. as broad as long; thoracic punctures rather Nat. Hist. (7) 20, p. 131. (new name) fine, but deep and distinct, interspaces on scu- Prosopis cressoni Metz, 1911. Amer. Ent. Soc. tum and scutellum about equal to diameter of Trans. 37, p. 105. $? $. (classification) punctures, slightly more sparse on pleura; Prosopis cressoni Rau, 1922. Acad. Sci. St. dorsal area of propodeum slightly longer than Louis, Trans. 24, p. 36. (biology) metanotum medially, coarsely rugoso-striate; Hylaeus cressoni Hicks, 1926. Colo. Univ., abdominal punctures very fine, sparse medially Studies 15, p. 221. (biology) on shining basal segment, closer but more ob- Hylaeus cressoni Robertson, 1929. Flowers and scure on following segments. Insects, Lancaster, Pa., Science Press. (flow- er records) DISTRIBUTION-Southeastern Canada Hylaeus cressoni cressoni Krombein, 1958, Hy- and the New England states, west to Min- menoptera of America North of Mexico. nesota, southward to Georgia; May to Oc- Synoptic Catalog. U.S.D.A. Agr. Monog. No. tober. 2. First Suppl., p. 211. (synonymy) FLOWER RECORDS-Being in flight FEMALE-Length 4 mm.; black; antennae piceous above, testaceous beneath; face marks throughout the warmer parts of the year, yellow, triangular, terminated acutely on eye cressoni visits a wide range of plants, col- margin slightly above level of antennae; tuber- lections having been made on species of cles yellow; tegulae piceous, with an anterior the following genera: Anethum, Apocynum, .mllnnrinh nnn+. nrinnn nrrhh7rol;nn voina anrl flnnfnnon Connnth~~nflvnfnonwa ~~IIP~IQ Erigeron, Evonymus, Hydrangea, Melilo- close deep and fine above antennae; thoracic tus, Pyracantha, Rhus, Rubus and Solidago. punctures deep and distinct, close but not It has also been collected on the following crowded on scutum, slightly more widely sep- crop plants: apple, celery, cowpea, dill, mus- arated on scutellum and pleura; dorsal area of propodeum rather extensive, coarsely stri- tard and parsnip. Robertson (1929) has re- ate; basal segment of abdomen shining, sparse- corded it from the following plants : Amor- ly and minutely punctate, following segments pha, Aruncus, Aster, Blephilia, Boltonia, dull, somewhat more closely punctate, but Cacalia, Capsella, Cardamine, Cerastium, punctures very obscure. Cicuta, Cornus, Cryptataenia, Eryngium, MALE-Length 5.0-6.5 mm.; black; anten- Eulophus, Eupatorium, Euphorbia, Fragar- nae and tegulae piceous; scape and tegulae ia, Galeum, Geum, Heracleum, Krigia, Lep- with a yellow spot; collar entirely black; wings idium, Lycopus, Malva, Osmorrhixa, Oxyp- slightly dusky apically, veins and stigma olis, Parthenium, Pastinaca, Polygonum, brownish-ferruginous; mandibles and labrum Polytaenia, Potentilla, Prunus, Pycnanthe- black; maculations yellow, as follows: entire mum, Salix, Sanicula, Sium, Taenidia, face below antennae, supraclypeal mark ex- Thaspium, Valerianella, Veronica, Vibur- tending narrowly upward between antennae, num and Zixia. lateral face marks broadly truncate at a point just above antenna1 fossa and slightly di- The clypeus in females of cressoni is sub- vergent from eye margin above, a small spot ject to some variation in that it is macu- on each scape, on each tegula and tubercle, lated in some individuals, the central yel- outer face of front tibiae, basal spot on mid low blotch being quite conspicuous in some tibiae, nearly basal half of hind tibiae, mid specimens, barely evident in others. and hind basitarsi and spurs: front tarsi and apical segments of othe;s reddish; eyes con- Hylaeus (Hylaeus) ellipticus vergent below; cheeks slightly narrower than (Kirby) ;aprnr'p;;"M< eyes in lateral view; scape very broadly di- (Figs. 11-14) lated apically, apical breadth more than half its length; 1st and 2nd segments of flagellum Prosopis elliptica Kirby, 1827. Fauna Bor.- shorter than broad, following segments about Amer. 4, p. 266. 9. as broad as long; front coxae rounded later- Prosopis antennata Cresson, 1869. Boston Soc. ally; thoracic punctures deep and distinct, Nat. Hist. Proc. 12, p. 271. 8. close but not crowded on scutum and pleura, Prosopis va~ifronsCresson, 1869. Boston Soc. slightly more separated on scutellum; dorsal Nat. Hist. Proc. 12, p. 270. 0. area of propodeum sloping, coarsely rugose; Prosopis ellipticus Davidson, 1895. Psyche 7, abdominal punctures fine and rather sparse pp. 315 & 316. (biology) but quite distinct, somewhat closer on the more Prosopis varifrons Metz, 1911. Amer. Ent. Soc. apical segments. Trans. 37, p. 119. 8. (classification) Prosopis ellipticus Cockerel1 & Sumner, 1931. DISTRIBUTION-Alaska to Nova Sco- Amer. Mus. Novitates 490, p. 14. (classifica- tia and Newfoundland, the New England tion) states, west to Minnesota, southward FEMALE-Length 5 mm.; black; antennae through the Southern Appalachians to and tegulae piceous; scape and collar entirely North Carolina and Georgia; May to Octo- black; wings lightly infuscated, veins and ber. stigma piceous; lateral face marks yellow, FLOWER RECORDS-Acer apicatum, narrow, not completely filling space between Aruncus, Ceanothus, Chrysanthemum, clypeus and eyes, terminated acutely on eye margin at level of antennae; clypeus often Houstonia purpurea, Hydrangea, Malus, with yellowish apical maculae; tubercles yel- Oxypolis, Rhus, Rosa, Rubus and Taraxa. low; front and mid tibiae with small, basal, cum. yellowish maculae, basal third of hind tibiae yellowish, legs otherwise dark; face rather Hylaeus (Hylaeus) grossicornis narrow; eyes convergent below; facial foveae (Swenk & Cockerell) -: ,*, deep and distinct, linear, separated from eye - by a slightly wider space, only very slightly (Figs. 11-14) divergent from eye at upper end; 2nd and Prosopis grossicornis Swenk & Cockerell, 1910. 3rd segments of flagellum slightly shorter than Ent. News 21, p. 67. 8. broad, others, including the lst, with length Prosopis grossicornis Metz, 1911. Amer. Ent. and breadth subequal; width of cheeks and Soc. Trans. 37, p. 118. (classification) eyes subequal in lateral view; front coxae rounded laterally; facial punctures below an- FEMALE-Length 4.0-4.5 mm.; almost en- t~nnae shallow. obscure and rather sparse, tirely black, yellow areas limited to a pair of very small stripes adjacent to lower half of Hylneus (Hylaeus) labintifrons eye, and yellow basal half of the front and (Cockerell) hind tibiae; wings hyaline, violaceous, veins brownish-testaceous, the stigma more piceous; Prosopis labiatifrons Cockerell, 1896. Psyche. face somewhat narrowed below, the eyes con- 7 (Sup.), p. 437. 8. verging; cheeks about as broad as eyes; foveae Prnsopzs cressonz Metz (in part), 1911. Amer. deep and distinct, elongate, closely parallel to Ent. Soc. Trans. 37, p. 105. upper portion of eye; antennae quite short, MALE-Length 5 mm.; black, with the fol- segments of flagellum about as broad as long, lowing parts yellow: clypeus, elongate supra- the 2nd and 3rd segments much broader than clypeal area, lateral face marks which par- long; surface of face, vertex and cheeks dull, tially surround antenna1 fossa, base of tessellate, punctures exceedingly minute and mandibles, tubercles, anterior maculation on obscure, hardly visible; thorax narrow and tegulae, apex of all femora, and all tibiae and elongate, scutum dull, finely tessellate, punc- tarsi; collar entirely black; flagellum piceous, tures shallow, well separated over most of the basal segment much shorter than broad, sub- disc; scutellum somewhat more shining, the equal to pedicel, segment 2 nearly twice as punctures somewhat more distinct but more long; punctures of scutum close and fine, but sparse; metanotum smooth but dull and tes- deep and distinct, those on scutellum more sellate; dorsal triangle of propodeum finely sparse; pleura shining, punctures deep and and irregularly rugose along basal margin, distinct, about equal to those on scutum but rounded posteriorly; pleura rather dull, punc- more widely separated; metanotum very finely tured about as dorsum of thorax; abdominal tessellate; dorsal area of propodeum coarsely terga dull except the somewhat shining basal rugose, lateral faces smooth but dull; abdom- segment, punctures exceedingly minute, hard- inal terga shining, segment 1 practically im- ly visible. punctate, 2-4 with minute, well separated punc- MALE-Length 4 mm.; black, including tu- tures. bercles and collar of pronotum; clypeus, supra- DISTRIBUTION-Georgia. clypeal area, lateral face marks, tarsi and tibiae in part, yellow, lateral face marks tri- Metz (1911) considered this a synonym angularly acute above, ending at level of an- of cressoni. No other material other than tennae;, outer face of front tibiae entirely the type has been seen, and this rather yellow, mid tibiae narrowly yellow at base brief description was made from the type. and apex, and basal half of hind tibiae yellow; scape with a narrow, elongate, anterior, yellow Halneus gaigei (Cockerell) stripe, flagellum piceous above, more brownish- testaceous beneath, segments somewhat longer Prosopis gaigei Cockerell, 1916. Mich. Univ. than broad, but the basal and 2nd segments Mus. Zool. Occas. Papers 23, p. 2. 0. very short; wings hyaline, violaceous, veins FEMALE-Length 5.5 mm.; black; anten- and stigma brownish-testaceous; supraclypeal nae mpre piceous; face marks yellow, very area elongate, more than half the length of small and narrow, adjacent to inner orbits the clypeus; cheeks much narrower than eyes; but not in actual contact with eyes, and sep- face above antennae somewhat shining, with arated widely from clypeal margin; collar with numerous rather close but shallow punctures; reduced and obscure, yellow maculae; tuber- surface of cheeks smooth, practically impunc- cles yellow; tegulae entirely piceous; wings tate; thorax narrow and elongate, scutum dull subhyaline, veins and stigma brownish; legs and tessellate, punctures fine and rather close black, but front tibiae with a small, obscure, in general, scutellum somewhat more shining, yellowish, basal spot, and basal fourth of hind punctures more widely separated and distinct; tibiae yellow; spurs yellowish; face slightly metanotum narrow, dull but smooth; dorsal narrowed below; eyes only moderately con- triangle of propodeum finely and obscurely vergent; cheeks subequal to eyes in lateral rugose, more or less rounded posteriorly; view; foveae rather short, narrow and deep, pleura more shining, punctures rather deep separated from eye by a space of about equal and distinct, rather close but not crowded; ab- width, slightly divergent from eye above; 2nd dominal terga shining, punctures exceedingly and 3rd segments of flagellum slightly broader minute and indistinct, hardly visible even on than long, all others with length and breadth the more apical segments. about equal; front coxae simple; dorsal area of propodeum sloping, slightly longer than DISTRIBUTION-Texas to North Caro- metanotum, coarsely reticulate, posterior face lina, north to Minnesota, Wisconsin and finely reticulate, subcarinate laterally, lateral Michigan; April to June. faces somewhat shining, shallowly punctate; lower half of face minutely lineolate, with FLOWER RECORDS-Crataegus, Dau- sparse, shallow and obscure punctures; face Nle p.ll~#Van~fLn ,. . . . tum dull, finely and rather closely punctate; er than metanotum, coarsely reticulate, pos- scutellum more shining, punctures more coarse, terior surface truncate, obscurely reticulate, deep and distinct; pleura rather dull, punc- subcarinate laterally, lateral surfaces finely tures rather shallow, well separated but not rugose; punctures of scutum rather fine, but sparse; basal segment of abdomen shining, deep and distinct, rather close, but with shin- minutely punctate, very sparsely so over cen- ing interspaces evident; punctures of scutel- tral portion of disc; following segments less lum slightly larger and more widely separated; shining, more closely but still very minutely pleural punctures about the size of those on punctate. scutum, but more sparse, interspaces tessel- DISTRIBUTION-Michigan is the type late; abdomen quite deeply and distinctly though very finely punctate, rather sparsely locality. so on basal segment medially, but otherwise This species is based entirely on the fe- quite close. male and is thus uncertain, both as to its validity and its systematic position. It is DISTRIBUTION - Minnesota, Wiscon- very similar to females that have been as- sin, Ontario and Connecticut; June, July sociated with rudbeckiae and may actually and August. These records are based upon be synonymous with that species. females and are thus somewhat uncertain. Metz records this species from Alabama, Hylaeus (Hylaeus) rudbeckiae New Jersey and Canada, but whether or (Cockerel1 & Casad) not these records were based on the more reliably determined males or not, is not Prosopis rudbeckiae Cockerel1 and Casad, 1895. known by this writer. Amer. Ent. Soc. Trans. 22, p. 380. 6. Prosopis bakeri Cockerell, 1896. Psyche 7 Hylaeus (Hylaeus) saniculae (SUP:), P. 26. 8 Prosopzs dzgitatus Cockerell, 1896. Psyche 7 (Robertson) (SUP:), p. 30. $. (Fig. 11) Prosops rudbeckzae subdigitata Cockerell, Prosopis saniculae Robertson, 1896. Canad. 1896. Psyche 7 (Sup.), p. 31. 6. Ent. 28, p. 137. 8 0. Prosopis rudbeckiae ruidosensis Cockerell, Prosopis c?*essoni Metz (in part), 1911. Amer. 1896. Psyche 7 (Sup.), p. 30. 6. Ent. Soc. Trans. 37, p. 107. 6 9. Prosopis digitata var. f edorica Cockerell, 1909. Prosopis saniculae Robertson, 1929. Flowers Ann. Mag. Nat. Hist. (8) 4, p. 27. 6. and Insects, Lancaster, Pa., Science Press. Prosopis rudbeckiae var. granulatus Metz, (flower records) 1911. Amer. Ent. Soc. Trans. 37, p. 114. 6. FEMALE-Length 3.5-4.5 mm.; black, in- MALE-Length 4.5 mm.; black; antennae cluding collar and tubercles; antennae brown- piceous above, ferruginous beneath; scape mac- ish above, testaceous beneath; face marks very ulated anteriorly; mandibles and labrum small or absent, consisting of short linear black; tegulae ferruginous, maculated; wings maculations adjacent to lower end of eye, sep- subhyaline, veins and stigma brownish-ferrugi- arated from clypeus, and terminated at level nous ; maculations pale yellow, as follows : of upper margin of clypeus; tegulae brown- entire faze below antennae, supraclypeal mark ish, not maculated; wings subhyaline, veins elongated and rounded above, reaching level and stigma brownish; front and mid tibiae of upper margin of antennal fossa, lateral with small, basal, yellow spots, spurs and basal face marks abruptly constricted at lower edge third or fourth of hind tibiae yellow, legs of antennal fossa, produced narrowly up- otherwise dark; face slightly narrowed below; ward, ending in a rounded knob just above facial foveae deep and distinct, separated antennae and widely separated from eye mar- from eye by a slightly wider space, hardly di- gin; scape with an elongate yellow mark an- vergent from eye above; basal segment of fla- teriorly; tubercles, a pair of lines on collar, gellum about as long as broad, shorter than and a large anterior spot on tegulae, yellow; pedicel, 2nd and 3rd segments broader than front tibiae yellow anteriorly, mid tibiae at long, following segments about as long as extreme base, and basal half of hind tibiae; broad; cheeks and eyes subequal in width in all spurs and basitarsi pale yellow, other tar- lateral view; front coxae simple; dorsal area sal segments reddish; legs otherwise piceous; of propodeum slightly longer than metanotum, face constricted below; cheeks narrower than rather coarsely reticulate, face below antennae eyes in lateral view; scape robust, diameter dull, tessellate, punctures obscure, those above at apex considerably greater than that of fla- antennae close and fine, but rather obscure, gellum: basal segment of flagellum about half hardly evident on cheeks; scutum closely, fine- as lonff as broad, these dimensions subequal on ly, deeply and distinctly punctate, punctures the 2nd and following segments; front coxae on scutellum somewhat more coarse and more -:---I-. 3 ---- 1 ---- -2 ----- .l-----..l:...L&l--l--- ., 1 .._ L 1 11 . 3. . 74 BEES OF THE EASTERNUNITED STATES, 1 distinct and rather sparse, surface somewhat limited to the extent of maculation of the tessellate but shining slightly; basal segment face, this view might be justified, but the of abdomen somewhat shining, with scattered, shallow, definite facial depressions found very minute punctures toward apical margin, in saniculae, but not evident in any of the punctures on following segments close but specimens of cressoni so far examined, very obscure, surface less shining. would indicate that the two probably are MALE-Length 3.5 mm.; black, including distinct. The female described here as rep- collar, tubercles, mandibles, labrum, scape and resenting saniculae is the small, almost tegulae; antennae obscurely reddened beneath completely black form of cressoni accord- toward apex, otherwise black; wings hyaline, ing to Metz. This correlation of sexes seems veins and stigma piceous; clypeus yellow; su- logical, but further supporting evidence praclypeal area with a median, elongate, yellow that it is the correct one is needed. spot; lateral face marks narrow, separated from clypeus by a narrow black line, ter- Hylaeus (Hylaeus) stevensi minated at level of antennae on eye margin; (Crawford) front tibiae reddish-yellow, with a dark pos- terior spot; mid tibiae mostly piceous, with (Figs. 11-14) 5@,* /- 2 , **% obsure, yellowish, basal and apical areas, basal Prosopis stevensi Crawford, 1913. Canad. Ent. third of hind tibiae yellow; hind basitarsi yel- 45, p. 155. $ 0. low, with a reddish apex, tarsi otherwise more ferruginous; face narrowed below; supracly- FEMALE-Length 5-6 mm.; black, anten- peal area elongate, more than half the length nae piceous above, more testaceous beneath; of the clypeus; cheeks very slightly narrower face marks pale yellow, filling area between than eyes in lateral view; scape rather robust, clypeus and eyes, abruptly truncate at level of antennae; tubercles, transverse marks on diameter at apex about twice that of pedicel; collar, tegulae anteriorly, pale yellow; pos- 1st and 2nd segments of flagellum broader than teriorly the tegulae are ferruginous; wings long, following segments about as long as very lightly infuscated, veins and stigma broad, the more apical ones slightly longer; brownish; tibiae yellow at base, legs other- front coxae simple; dorsal area of propodeum wise dark; face narrowed below; cheeks slight- about twice the length of the metanotum, ly more than half as broad as eyes in lateral coarsely reticulate, posterior and lateral sur- view; facial foveae rather short and obscure, faces relatively smooth; face with a shallow linear, separated from eyes by about an equal but distinct depression above lateral face space, not at all divergent above; basal seg- marks, between bases of antennae and eyes; ment of flagellum about as long as broad, 2nd scutum dull, punctures rather fine and close and 3rd segments distinctly broader than long, but not crowded, those on scutellum more 4th nearly as long as broad, the following seg- sparse and coarse; metanotum finely and ments fully so; punctures of face below an- densely rugose; pleural punctures fine and tennae shallow, obscure and sparse, more relatively sparse, interspaces obscurely tes- coarse, deep and distinct above antennae, well sellate; surface of abdomen finely roughened, separated but not sparse; very coarse and deep rather dull, basal segment with very minute on thorax above, quite close over most of scu- and sparse punctures, these closer but obscure tum, somewhat more sparse on scutellum, and on the following segments. even more coarse and close on pleura: dorsal DISTRIBUTION - Ontario, Massachu- area of propodeum quite extensive, hardly dis- setts and New York, west to Minnesota, tinguishable from metanotum, both very southward to Tennessee and Georgia; June, coarsely rugose; abdomen shining, very finely July and August. but distinctly punctate, rather sparsely so on basal segment, closer on the more apical seg- FLOWER RECORDS - Achillea and ments. Apocynum cannabinum. Robertson (1929) MALE-Length 4-6 mm.; black; antennae gives the following host records: Amorpha pale ferruginous, scape blackish, maculated; fruticosa, Aruncus sylvester, Cicuta macu- tegulae more piceous, maculated; wings lightly lata, Crataegus crus-galli, Cryptotaenia infuscated, veins and stigma brownish-piceous ; canadensis, Eulophus americanus, Hera- mandibles and labrum black; maculations cleum lanatum, Polygonum scandens, San- cream-colored, as follows: entire face below icula canadensis, S. marilandica, Taenidia antennae, supraclypeal mark extended upward between antennae, lateral face marks obliquely integerrim and Thaspium aureum trifoli- truncate above antennae, very slightly diver- atum. gent from eyes above, narrow anterior stripe Metz (1911) considered this to be insep- .. . . - . . - .. on scape, large blotch on tegulae. transverse and hind tibiae, and mid and hind basitarsi; shallowly and obscurely punctate, punctures other tarsal segments, including entire front deep, distinct and close above antennae, these tarsi and anterior face of front tibiae more shallow and obscure on cheeks and vertex; ferruginous; face narrow, elongate; eyes con- punctures deep, distinct, close and rather fine vergent below; cheeks about half as wide as on scutum, those on scutellum more coarse eyes in lateral view; scape slender, no broader and slightly more widely separated; pleura than flagellum, slightly curved, basal segment dull, punctures rather shallow and indistinct; of flagellum considerably broader than long, 1st and 2nd segments of abdomen somewhat length and breadth of 2nd and following seg- shining, deeply, distinctly, rather sparsely and ments subequal; front coxae simple; dorsal minutely punctate, punctures on following area of propodeum rather extensive, hardly segments becoming obscure. distinguishable from metanotum, both being very coarsely rugose, scutum and scutellum MALE-Length 3.5-4.0 mm.; black, includ- shining, very coarsely and deeply punctate, ing mandibles, labrum and collar; antennae punctures well separated but not sparse, punc- piceous above, f erruginous beneath; scape tures on pleura even more coarse and quite black, sometimes with a small yellow macula- close; abdomen deeply and distinctly, altl~ough tion anteriorly; tegulae brownish-ferruginous ; relatively finely punctate, rather sparsely so wings subhyaline, veins and stigma brownish- on basal segment, closer on the more apical ferruginous; entire face below antennae yel- segments. low; supraclypeal mark long, pointed between antennae; lateral face marks abruptly trun- DISTRIBUTION-In the East this spe- cate at level of antennae, each with a short cies has been collected in Michigan, New narrow extension bordering outer side of an- York, New Jersey, Indiana, District of Co- tennal fossa, widely removed from eye, lumbia, Virginia, North Carolina and Geor- rounded above, little if any clavate; tubercles gia, as also in Quebec and Ontario. It is in yellow; front tibiae reddish-yellow, posterior flight from May until September. face ferruginous; mid tibiae yellow; mid and hind basitarsi and spurs pale yellow, other FLOWER RECORDS-Only one flower tarsal segments more ferruginous; face nar- collection record has been made, one speci- rowed below; cheeks slightly narrower than men having been collected on cow-pea eyes in lateral view; face with a shining shal- (Vigna sin.ensis), at Raleigh, North Caro- low depression on each side between upper ex- lina. tension of face marks and eyes; scape rather slender, diameter at apex only slightly greater Hylaeus (Hylaeus) teleporus than that of pedicel; 1st and 2nd segments of (Lovell) = yr - flagellum nearly twice as broad as long, 3rd (Fig. 11) and following segments with length and Prosopis telepora Lovell, 1911. Ent. News 22, breadth about equal; front coxae simple; dor- sal area of propodeum slightly longer than p. 213. 0 8. metanotum, rather coarsely reticulate, pos- FEMALE-Length 4.0-4.5 mm.; black; an- terior face truncate, very finely rugoso-punc- tennae piceous above, testaceous beneath; tate, subcarinate laterally, lateral faces some- face marks yellow, narrow and elongate, not what shining, closely and finely but shallowly entirely filling area between clypeus and eyes, and obscurely punctate; metanotum dull, close- terminated acutely on eye margin slightly ly, finely and obscurely punctate; punctures of above level of antennae; tubercles yellow; teg- scutum deep and distinct, fine and rather ulae brownish-fuscous, not maculated; wings close, not crowded; those of scutellum slightly subhyaline, veins and stigma brownish- more coarse and sparse; pleural punctures ferruginous; collar entirely black; basal half rather coarse, well separated, surface between of outer face of front tibiae yellow; mid tibiae somewhat shining, obscurely tessellate; basal with a very small basal yellow spot; spurs segment of abdomen distinctly and quite deeply and basal third of hind tibiae yellow, legs punctate, punctures fine but not minute, rath- otherwise dark; face narrowed below; facial er close in general, those on following seg- foveae deep and distinct, linear, separated ments becoming minute and obscure. from eyes by about an equal space, very slightly divergent from eyes above; basal seg- DISTRIBUTION-The type locality is ment of flagellum about as long as broad, Southern Pines, North Carolina. Specimens shorter than pedicel, 2nd and 3rd segments have been identified also from New Jersey, broader than long, the following with length Indiana, Michigan, Virginia and Ontario. and breadth subequal; cheeks slightly narrow- It is in flight in the South from April to er than eyes in lateral view; front coxae sim- August. ple; dorsal area of propodeum sloping, slightly longer than metanotum, rather coarsely stri- FLOWER RECORDS-Rubus and Salvia a+~.fare helow antennae tessellate, sparsely, officinalis. BEES OF THE EASTERNUNITED STATES, 1
Hylaeus (Hylaeus) verticalis rather sparse on scutellum, well separated on verticalis ( Cresson) shining pleura; basal segment of abdomen shining, quite sparely and minutely but dis- (Figs. 11-14) tinctly punctate, punctures on 2nd segment somewhat closer, more deep and distinct, rather Prosopis verticalis Cresson, 1869. Boston Soc. obscure on the following segments. Nat. Hist. Proc. 12, p. 271. 8. Prosopis melitina Lovell, 1911. Ent. News 22, DISTRIBUTION-Southeastern Canada p. 24. 0. and the New England states, west to Min- Hylaeus verticalis verticalis Krombein, 1958. nesota, southward to North Carolina; May Hymenoptera of America North of Mexico. to August. Synoptic Catalog. U.S.D.A. Agr. Monog. No. 2. First Suppl., p. 212 (synonymy) FLOWER RECORDS-Apocynum and Geranium. FEMALE-Length 6-7 mm.; black; anten- nae black, more piceous beneath; face marks The characters used to separate vertical- orange-yellow, narrow and elongate, terminat- lis females from those of ellipticus are un- ed on eye margin at level of antennae; collar satisfactory. It seems probable that there and tegulae not maculated; tubercles yellow; is an overlapping in these characters be- wings quite deeply infuscated, veins piceous; tween populations of the two species, and basal fourth of hind tibiae yellow, legs other- wherever possible, determinations should wise black; face somewhat narrowed below; be based upon the males. facial foveae deep and distinct, linear, sep- arated from margin of eye by a slightly wider Hylaeus (Cephalulaeus) basalis space, quite strongly divergent from eye above, but tip somewhat nearer to eye than to lateral (Smith) ocellus; cheeks and eyes subequal in width in (Figs. 12 & 14) lateral view; basal segment of flagellum fully Prosopis basalis Smith, 1853. Cat. Hym. Brit. as long as broad, 2nd segment considerably Mus. 1, p. 22. ? 8. shorter, following segments about as broad as Prosopis basalis Metz, 1911. Amer. Ent. Soc. long; front coxae very slightly angulate later- Trans. 37, p. 102. (classification). ally; face below with sparse and very obscure Hylaeus (Cephalylaeus) basalis Michener, punctures, those above antennae fine, deep, 1942. N. Y. Ent. Soc. Jour. 50, p. 274. (clas- close and distinct, coarse and rather sparse be- sification). tween eyes and ocelli, very fine and close on vertex back of ocelli; punctures of scutum FEMALE-Length 8-9 mm.; entirely black, deep and distinct, close but not crowded, more with neither facial nor thoracic maculations; sparse on shining scutellum and pleura; basal facial foveae well developed, linear, separated segment of abdomen shining, sparsely and very from eyes by a wider space, slightly diverging minutely punctate, following segments less from eyes above; basal segment of flagellum shining, more obscurely punctate. slightly longer than pedicel or 2nd segment, which are subequal; cheeks broader than eyes; MALE-Length 5.5-6.0 mm.; black; anten- malar space very short, almost absent; pleural nae brownish; scape and collar entirely black; punctures slightly more coarse and sparse than tegulae reddish, with an anterior yellow spot; those of scutum, subequal to those of scutel- wings subhyaline, veins and stigma brownish- lum; abdomen shining and impunctate at base, ferruginous; outer face of mandibles yellow; becoming more closely punctate and dull api- labrum black; maculations yellow, as follows: cally, but the punctures exceedingly minute entire face below antennae, supraclypeal mark and obscure; tegulae reddish-piceous; wings extending up between antennae, lateral face lightly infuscated; antennae and legs obscure- marks continuing as slender projections par- ly reddened. tially encircling antenna1 fossa, tubercles, front tibiae except ferruginous posterior face, MALE-Length 8-9 mm.; entire thorax and basal third of mid tibiae, basal half of hind abdomen black; head and legs blackish except tibiae, spurs and basitarsi; the more apical for the following pale yellow maculations; tarsal segments ferruginous ; face narrow; outer half of scape, entire face below antennae eyes converging below; cheeks slightly nar- but excluding labrum and mandibles, apical rower than eyes in lateral view; scape robust, third of inner face of front femora, front tib- twice the diameter of flagellum; 1st and 2nd iae anteriorly, basal and apical spots on mid segments of flagellum subequal, short, broader tibiae and basitarsi, basal third and an apical than long, following segments much longer spot on hind tibiae and basitarsi; tarsi other- than broad; outer side of front coxae very wise reddish; antennae and tegulae reddish- slightly protuberant; dorsal surface of pro- piceous ; wings lightly inf uscated; scape enor- podeum very short, coarsely rugose; thoracic mously enlarged,.-. fully as broad-.- as -. long, - and cheeks broader than eyes; thorax rather close- face marks truncate above antennae, not at ly and deeply punctate throughout; abdomen all divergent from eye margin; face narrow very finely and obscurely punctate, rather below; eyes strongly convergent; cheeks nar- sparsely so toward base. rower than eyes in lateral view; scape short, DISTRIBUTION - Southern Canada, broadly dilated, width at apex nearly equal to length, 1st and 2nd segments of flagellum from British Columbia to Nova Scotia and very short, about haIf as long as broad, 3rd Newfoundland, south to Idaho, Colorado, segment nearly equal to the first two com- Wisconsin, Michigan and New York; May bined; front coxae simple; dorsal area of pro- to August. podeum extensive, considerably longer than metanotum, finely reticulate; thoracic punc- Hylaeus (Paraprosopis) packardi tures fine but deep and distinct, separated by Mitchell ;; 3,. I' j Y: about a puncture width on scutum, more sparse Hylaeus (Pcnraprosopis) Gackardi Mitchell, on pleura; abdomen nearly impunctate, the 1951. Elisha Mitchell Sci. Soc. Jour. 67, p. punctures so minute as to be inevident except 244. 8. to a slight degree on basal segment. MALE-Length 4 mm.; black; antennae DISTRIBUTION-Georgia is the type brownish-ferruginous, paler beneath, scape locality, though it has also been collected in piceous; tegulae piceous; wings subhyaline, New Yoi-k and North Carolina. Following veins brownish; mandibles and labrum black; are the collection records of this rare spe- maculations cream-colored as follows: clypeus, cies : 1 8, Ithaca, N. Y., July 1-7 [M.C.Z.] ; supraclypeal area, lateral portions of face 1 8,Raleigh, C., May 8, 1951 (on Pyra- extending along inner orbits and ending acute- N. ly on eye margin above antennae, small spot cantha); 1 8, Wake Co,. N. C., April 22, on tubercles, entire front tibiae except a slight 1954 (on Crataegus) ; 1 8, Wake Co., N. C., amount of ferruginous posteriorly, basal fourth April 22, 1955 (on Crataegus) (all T. B. and apical rim on mid and hind tibiae, all Mitchell). tarsi except the reddened more apical seg- ments; collar and tegulae entirely dark; eyes Hylaeus (Paraprosopis) f loridanus convergent below; cheeks slightly more than half the width of eyes in lateral view; thoracic (Robertson) punctures deep and distinct, close but not con- (Figs. 11, 12 & 14) tiguous on scutum and scutellum, slightly more P~osopisfloridanus Robertson, 1893. Amer. coarse on pleura, interspaces dull and tessel- Ent. Soc. Trans. 20, p. 273. 9. late; abdomen shining at base, punctures mi- Prosopis eulophi Robertson, 1905. Canad. Ent. nute, well separated, becoming closer but very 37, p. 236. 9 8. obscure on the following segments which are Prosopis modestus Metz (in part), 1911. Amer. less shining. Ent. Soe. Trans. 37, p. 121. DISTRIBUTION-The two specimens Prosopis floridanus Robertson, 1929. Flowers forming the type series were collected in and Insects, Lancaster, Pa., Science Press. Maine and New York, the latter specimen (flower records) in September. No additional specimens have FEMALE-Length 4.5 mm.; black; anten- been seen. nae fuscous above, ferruginous beneath; face marks yellow, subtriangular, entirely filling Hylaeus (Paraprosopis) georgicus space between clypeus, eyes and antennae, ex- (Cockerell) tending rather broadly along eye margin to (Figs. I1 & 14) a rounded apex at about half the distance from antennae to top of eye; clypeus with a Prosopis georgica Cockerell, 1898. Psyche 7 small, median, subapical, yellow spot; trans- (Sup.), p. 438. 8. verse maculae on collar, tubercles and small Prosopis georgica var. leeana Cockerell, 1909. anterior spot on tegulae, yellow; wings sub- Ann. Mag. Nat. Hist. (8) 4, p. 27. 8. hyaline, veins and stigma ferruginous; basal MALE-Length 4 mm.; black; antennae half of front and hind tibiae and basal third brownish-ferruginous above, testaceous be- of mid tibiae yellow; all spurs and basal half neath; scape black above, yellow beneath ; man- of hind basitarsi pale yellow, legs otherwise dibles and labrum black; tegulae ferruginous, dark; face narrowed below; cheeks consider- maculated; wings subhyaline, veins and stigma ably narrower than eyes in lateral view; ferruginous; femora blackish, more or less foveae finely linear, separated from eye by yellowish at apex, tibiae and tarsi yellow, but a slightly wider space, widely divergent from tibiae with reddish blotches beneath; tuber- eye above, ending about midway between eyes cles yellow; collar with two transverse yellow and lateral ocelli; 2nd segment of flagellum maculae; face below antennae entirely yellow; about half as long as broad, 1st segment only 78 BEES OF THE EASTERNUNITED STATES, 1 slightly broader than long, 3rd and following Hylaeus (Metziella) potens (Metz) segments with these dimensions subequal; front - coxae simple; dorsal face of propodeum slight- ~rosopispotens Metz, liiili?imer. Ent. SOC. ly longer than metanotum, posterior face Trans. 37, p. 103. 8. sharply truncate, subcarinate laterally, very Hylaeus (Metziella) potens Michener, 1942. finely rugose, lateral faces more shining, ob- N. Y. Ent. Soc. Jour. 50, p. 273. (classifica- scurely punctate; metanotum densely tessel- tion). late or subrugose; clypeus finely tessellate, The male of sparsus Cresson agrees rea- with numerous shallow obscure punctures; sonably well with the description of potens, face above antennae closely and deeply punc- but Metz does not mention the angulate or tate, subrugose medially; scutum deeply, dis- tinctly and quite closely punctate, punctures spinose character of the front coxae. This on scutellum not so close, punctures of pleura could have been an oversight, and if so, well separated, slightly larger than those on the two probably are the same. The geni- scutum; abdomen rather shiny, distinctly and talia and 7th and 8th sterna are the same, closely but very minutely punctate, even on so far as the Metz figures would indicate. basal segment. The type of potens has not been seen by MALE-Length 4 mm.; black; antennae the writer. The type locality is Montreal, brownish-ferruginous, the scape black; tegulae Quebec. brownish, with a small, yellowish, anterior spot; wings subhyaline, veins brownish; man- Hylaeus (Metziella) sparsus dibles and labrum black; maculations cream- colored, as follows: clypeus, supraclypeal area ( Cresson) and lateral portion of face extending along (Figs. 11-14) inner orbits above antennae and rounded a- bove, two narrow lines on collar, tubercles, Prosopis sparsa Cresson, 1869. Boston Soc. anterior face of front tibiae and basitarsi, Nat. Hist. Proc. 12, p. 271. 0. basal third and apical spot on mid tibiae, Prosopis thaspii Robertson, 1898. Acad. Sci. basal half and apex of hind tibiae, mid and St. Louis, Trans. 8, p. 43. 0. hind tarsi, with apical joints reddened, and Prosopis nzodestus Metz (in part), 1911. spurs; eyes convergent below; cheeks about Amer. Ent. Soc. Trans. 37, p. 121. half width of eyes in lateral view; punctures Hylaeus sparsus Krombein, 1958. Hymenop- of scutum deep and distinct, close but not tera of America North of Mexico. Synoptic crowded anteriorly, slightly more sparse pos- Catalog. U.S.D.A. Agr. Monog. No. 2. First teriorly, as also on pleura; very fine but dis- Suppl., p 212. (synonymy) tinct and well separated on abdomen basally, FEMALE-Length 6-7 mm.; black; anten- becoming closer and obscure apically. nae piceous above, ferruginous beneath; face DISTRIBUTION-Specimens of marks yellow, subtriangular, not nearly fil- florida- ling space between clypeus and eyes, terminat- r~ushave been seen from the following ing acutely on eye margin at level of anten- Eastern states : Minnesota, Michigan, Illi- nae; tubercles yellow; collar black; tegulae nois, Kentucky, North Carolina, Georgia piceous; wings subhyaline, veins and stigma and Florida. There seem to be two flights brownish; basal third of hind tibiae yellow, in North Carolina; one in the spring, from legs otherwise entirely dark; face broad be- April to July, and a fall flight in Septem- low, eyes slightly convergent; facial foveae ber and October. Although none have been deep and distinct, linear, separated from eye collected in August, it is possible that it is by about an equal space, lower end above level a continuous extended flight or a succession of antennae, upper end slightly divergent from eye; basal segment of flagellum subequal of overlapping generations throughout the to pedicel, 2nd segment much shorter, 3rd season. about as long as broad; cheeks very slightly FLOWER RECORDS - Spring host broader than eyes in lateral view; front coxae plants are Erigeron quercifolius, Ilex, Po- acutely, triangularly produced on outer side, lygonella polygama and Pyracantha, while almost spinose; punctures coarse but shallow, in the fall it visits Aster and Solidago. well separated over clypeus and supraclypeal Robertson (1929) records this species on area, more close, fine and deep above anten- Cornus paniculata and Eulophus american- nae, becoming rather sparse and obscure on vertex, cheeks practically impunctate; pune- US. tures deep and distinct on thorax, separated Metz considered this species a synonym by about equal spaces on scutum, more fine of modestus, and the same error has been and sparse on scutellum, sparse on shining carried over into the Catalog of Hymenop- pleura; dorsal area of propodeum very short, tera (Muesebeck, et al. 1951. p. 1051). surface mostly vertical, with a few inconspi- cuous basal rugosities; basal segment of ab- nae, upper end strongly divergent from eye, domen shining, punctures exceedingly minute, ending at about mid point between eye and sparse and obscure, following segments less lateral ocellus; basal segment of flagellum shining, none with visible distinct punctures. slightly shorter than pedicel, about as long as broad, 2nd segment much shorter, broader MALE-Length 6 mm.; black; antennae than long, following segments becoming suc- piceous above, ferruginous beneath, scape pice- cessively longer; cheeks and eyes subequal in ous with anterior rim yellow; tegulae piceous; width in lateral view; front coxae triangular wings very lightly infuscated, veins brownish; on outer side, the apex somewhat rounded, not mandibles and labrum black; maculations yel- low, as follows: entire face below antennae, at all spinose; punctures of clypeus and supraclypeal area very sparse and obscure, lateral face marks abruptly truncate at level nearly impunctate, close and fine but shallow of antennae, line on scape, tubercles, anterior and obscure above antennae, on cheeks and face of front tibiae, basal spot on mid tibiae, on vertex, fine and rather close on scutum nearly basal half of hind tibiae, tibia1 spurs, and scutellum, somewhat more sparse on and all basitarsi; the more apical tarsal seg- pleura; dorsal area of propodeuln extensive, ments reddish; collar and tegulae not macu- fully twice as long as the metanotum, with lated; face rather broad below; eyes less coarse, more or less parallel striae; abdomen strongly convergent; cheeks and eyes about equal in width in lateral view; front coxae not visibly punctate, basal segment shining. angulate on outer side, hardly spinose; thoracic DISTRIBUTION-With only the unique punctures deep and distinct, on scutum inter- type specimen so far recorded, adequate spaces about equal to diameter of punctures; distribution data are lacking. The type lo- pleura shining, punctures inore sparse; very cality is Cruso, Haywood co., North Caro- sparse on cheeks above and between eyes and lina, which has an elevation of about 3,000 ocelli; minute and quite sparse on basal seg- ft. The type was collected in June, on ment of abdomen, becoming more close and Hy- obscure toward apex. drangea. DISTRIBUTION - Quebec, Michigan, Hglaeus graenicheri Mitchell Illinois, New York, Pennsylvania, North Hylaeus g).ae~zichel.i Mitchell, 1951. Elisha Carolina and Texas; in June. Mitchell Sci. Soc. Jour. 67, p. 240.9. FLOWER RECORDS-Robertson (1929) FEMALE-Length 4 mm.; thorax mostly records this species on Thaspiunz aureum black, head above and laterally black, abdomen trifoliatum, Osn~orrhiza longistylis and chiefly red, but apical terga blackish; anten- Eu1oph.w americanus. nae, including scape, ferruginous, paler be- Two females collected in North Carolina neath; clypeus yellowish in center, more fer- have been compared with the type of sparsa ruginous around the margin ; face marks yel- from Pennsylvania and that of thaspii from low, narrow, elongate, entirely filling area be- Illinois and found to be the same. tween clypeus and eyes, extending along inner orbits nearly to top of eyes; inandibles fer- Hylaeus (Metziella) hydrangeae ruginous, labrunl somewhat darker; collar Mitchell :o.ocC CLCb and tubercles yellow; tegulae pale ferruginous, yellow anteriorly; legs reddened, front tibiae Hylaeus (iPIetziella) hydrangeue Mitchell, 19- yellow anteriorly, basal third of hind tibiae 51. Elisha Mitchell Sci. Soc. Jour. 67, p. yellowish ; spurs yellowish; face narrow and 244. 0. elongate; eyes much converging below ; FEMALE-Length 4.5 mni.; black; anten- cheeks slightly narrower than eyes; foveae nae piceous above, ferruginous beneath; face short, extending from tip of yellow face mark marks yellow, subtriangular, nearly filling to top of eye, separated from eye by a space space between clypeus and eye, but short, of about equal width, little if any divergent terminated by a recurved line extending from from eye above; segments of flagellum slight- upper corner of clypeus to eye at level of an- ly broader than long, the more apical ones tennae; tubercles yellow; collar yellow lateral- about as long as broad; front coxae simple; ly, these maculae separated by about an equal dorsal area of propodeum slightly longer than area of black; tegulae brownish, with a small metanotum, finely tessellate but otherwise yellow anterior spot; wings lightly infuscated, smooth, posterior face truncate, subcarinate veins and stigma brownish; front and mid laterally, finely and obscurely reticulate, tibiae with a basal yellow spot, basal third of lateral surfaces tessellate or finely subrugose; hind tibiae yellow, legs otherwise dark; spurs metanotum somewhat shining; clypeus obscure- yellowish; face broad below; eyes slightly ly tessellate, impunctate; face above antennae convergent; facial foveae quite fine, linear, very finely rugoso-punctate; scutum finely and lower end considerably above level of anten- quite closely punctate, dull; scutellum more 80 BEES OF THE EASTERNUNITED STATES,I
shining, punctures less close and more coarse; antennae dull, punctures rather fine, quite deep pleura tessellate, punctures rather fine and and distinct, closely crowded; cheeks dull, sparse; abdomen impunctate. punctures apparently close, but minute and DISTRIBUTION-Since the description obscure; thorax short, almost as broad as long, of the unique type, five more females have scutum quite closely, deeply and regularly punctate over entire disc, scutellum somewhat been received, records of which follow: more sparsely punctate; metanotum finely and 1 9, Plantation Key, Fla., November 27, rather closely but distinctly punctate beneath 1955 ; 2 0 0, Saddlebunch Keys, Fla., De- the rather dense pubescence; dorsal area of cember 29, 1953 (on Flaveria linearis) ; propodeum exceedingly short, rounded to the 1 9, Key Largo, March 27, 1957 (all H. V. posterior surface, smooth and shining, with Weems, Jr.) [Florida State Plant Board] ; just a very few minute basal irregularities; 1 9, Key Largo, Fla., April 10, 1955 (T. B. pleura somewhat shining, punctures above Mitchell, on Metopium toxiferum) very fine and rather close, becoming somewhat . more coarse and distinct below; basal ab- dominal tergum shining, minutely but rather Hylaeus metopii new apecies distinctly punctate, punctures rather close c-~rrf 951' laterally, more scattered medially, apical mar- Female-Length 5 mm.; antennae, clypeus, gin with a short white fascia on each extreme labrum, mandibles, legs including coxae, and side; following segments dull, punctures ex- basal segment of abdomen ferruginous; lateral ceedingly minute and close, hardly distinguish- face marks somewhat more testaceous; pair of able. narrow lines on collar, apical margin of tuber- cles, and a spot on the tegulae, ivory; wings Types-Holotype: Female, Key Largo, hyaline, violaceous, veins and stigma piceous; Fla., April 10, 1955 (T. B. Mitchell, on head very slightly broader than long, face Metopium toxiferum) [author's coll] . Para- narrowed below, eyes converging, cheeks types : 8 ? ?, topotypical (Mitchell) ; 35 ? ?, slightly narrower than eyes; foveae rather short, but deep and distinct, closely parallel topotypical; 1 0, Stock Is., Fla., Dec. 27, to upper end of eye; segments 1, 2 and 3 of 1954 (H. V. Weems, Jr.). Paratypes are flagellum broader than long, following seg- in the collections of the State Plant Board ments about as long as broad; face above of Florida and in the author's collection.
BEESOF THE EASTERNUNITED STATES, 1
STEVENSI MOOESTUS
GEORGICUS ORNATVS -
SPARSUS CRESSONI VERTICA~LIS Figure 11-Facial view of males of species of Hylaeus. BASALIS VERTlCALLlS
GROSSICORNIS
SCHWARZI
SPARSUS
MODESTUS CONFLUENS Figure 12-Facial view of females of species of Hglaeus and of male of H. basalis. BEES OF THE EASTERNUNITED STATES, 1
CRESSONI ORNATUS -
MODESTUS GROSSICORNIS
ELLIPTICUS SPARSUS
Figure 13-Sterna 7 (right) and 8 in males of Hylaeus. AFFINIS ILLINOENSIS MODESTUS ORNATUS