Bulletin Zoologisch Museum S3 NIVF.BSITF.IT VAN AMSTERDAM S3 Vol. 9 No. 5 1982 New species of Limoniidaefrom the Mediterranean(Diptera) Jaroslav Starý Abstract of the (P.) ebullata from Prionola- Descriptions following species: Pseudolimnophila sp.n. Sicily, bis from (G.) theowaldi from Corsica and Idiocera astans sp.n. Italy, Gonomyia sp.n. Sardinia, (I. ) from Idioaera (I.) hasta from and (D.) antilopina sp.n. Sicily, sp.n. Bulgaria Dicranomyia Tunisia. in patricia sp.n. from The type material is deposited the Instituut voor Taxonomische Zoölogie (Zoölogisch Museum), Amsterdam (the Netherlands), the Moravian Museum, Brno, and in coll. J. Starý, Olomouc (both Czechoslovakia). INTRODUCTION presented of two further species from other (D.) sources, Dicranomyia patricia sp.n. on (Amster- By courtesy of Dr. Theowald van Leeuwen the basis of specimens from the Moravian Mu- I examine and Idiocera (I.) hasta dam) had the opportunity to some seum, Brno, sp.n. material of Limoniidae from the collections of from my own collection trip in Bulgaria. the Instituut Taxonomische Am- For the loan of material thanks voor Zoologie, type my are sterdam, mostly originating from South Europe extended to Dr. P. Lauterer and Dr. J. Stehlik In (Moravian Dr. H. the present paper, four species are describ- Museum, Brno), Mendl (Kempten/ ed from this viz. and to Dr. Theowald material, Pseudolimnophila Allgäu) especially van ebullata Prionolabis astans Leeuwen (Instituut Taxonomische (P.) sp.n., sp.n., voor Zoologie, (G.) theowaldi and Idiocera (I.) Amsterdam ). I am indebted to Dr E.N. Gonomyia sp.n. deeply . antilopina sp.n. In addition, descriptions are Savchenko (Zoological Institute, Academy of 1-2. 1: Figs. Pseudolimnophila (P.) ebullata sp.n. (paratype, 30.VII.1961), male genitalia. general view, dorsal. 2: basistyle and dististyles, ventral. Fig. 3. Pseudolimnophilia (P.) se- pium (Verrall) (Czechoslovakia), male genitalia, basistyle and dististyles, ventral. reddish Sciences, Kiev) for his very useful advice and tion greyish brown dorsally, pleurae of invaluable information concerning some of the ochreous. Anterior margin pronotum only newly described species. shallowly emarginated. Wings tinged with yel- low, stigma indistinct. Body length 7-10 mm, wing length 7-5-10 mm. Head below. Antennae Pseudolimnophila (Pseudolimnophila) d: grey, yellowed bent backwards to ebullata sp.n. (Figs. 1-2) brown, 16-segmented, reaching base of 1st about hind coxae, flagellar segment Material.- yellowed. Flagellar segments elongate, rather Holotype 6: Italy, Sicily, Biviere di Cesa- long distally, gradually decreasing in width v.d. towards of the antenna. Verticils at ro (1200-1300 m), 31-VII.1961 (Exc. Goot, the apex in Lucas, Theowald, Verberne); deposited coll. most twice as long as the respective segments. Instituut voor Taxonomische Zoologie, Amsterdam. Thorax greyish brown dorsally, pleurae och- Lobes Paratypes: Italy, Sicily, Biviere di Cesaro reous with a slight reddish tinge. on the (600-1250 m), 2.VIII.1961, 1 d, 1 9, (1200-1300 pronotum rather indistinct, as compared with m), 30.VII.1961, 12 c!, 1 9, 31.VII.1961, 4 c!, those of P. sepium, anterior margin only shal- 1 9, 3.VTIT.1961, 1 d, 4.VIII.1961, 3d, 3 9, lowly emarginated. Praescutum greyish brown, 6.VIII.1961, 3 d, 2 9 (all Exc. v.d. Goot, Lu- pruinose, somewhat paler around humeral pits, cas, Theowald, Verberne); deposited in coll. without any distinct pattern on the disc. Other Instituut voor Taxonomische Zoologie, Amster- dorsal parts of thorax of much the same basic J. Olomouc. dam, and Stary, colouration as praescutum. Wings tinged with yellow, slightly iridescent, stigma indistinct. Description.- Venation practically identical with that of P. similar P. (P.) Stem of halteres knob infuscated Very to sepium Verrall, sepium. pale, 1886) in many somatic features. Body coloura- distally. Legs yellow to yellowish brown, tips 27 of femora slightly darkened. Description.- Abdomen greyish brown, paler ventrally. Male General body colouration dark greyish brown, 1-2) in genitalia (Figs. generally as P. se- abdomen somewhat paler. Antennae of moderate and long- pium. Basistyle relatively long very slen- length, with flagellar segments oval to with and der, almost parallel-sided, moderately oval, set with a dense semierect pubescence long setae. Both dististyles slender, subequal sparse verticils. Wings pale yellow, stigma outer in length, the one gently curved distal- faint. Body length 7-5 mm, wing length 9 mm. similar that of P. Head dark Antennae ly. Aedeagal complex very to 6 : brown, grey pruinose. be sepium. Other details may appreciated from brown, 16-segmented, of moderate length, bent 1-2). the attached figures (Figs. backwards reaching to about hind coxae. Flagel- 9: In general appearance resembling the lar segments oval to long-oval, gradually de- and in width the male. Cerci long very slender, very gently creasing towards apex of the anten- to about and upturned distally. Valves reaching na, with a dense semierect pubescence half the of cerci. the latter in length sparse verticils, subequal length to the respective segments. Remarks.- Thorax generally dark greyish brown, mostly P. ebullata is similar P. Praescutum dark sp.n. very to se- pruinose. greyish brown, some- in from it the disc. pium many somatic features differing what shining, without any pattern on mainly in the shape of the pronotum. Body co- Scutum somewhat paler near the bases of wings. in the and louration appears somewhat brighter new Scutellum paler posteriorly. Postscutellum with species, the pleurae reddish ochreous; pleurae of much the same basic colouration as to Pila- general appearance may be likened e.g. praescutum. Wings tinged with pale yellow, stig- 1818) in ria discicollis (Meigen, rather than to ma faintly indicated. Venation much as Pseudolimnophila sepium. Principal distinguish- subcognata Savchenko, 1971, with the following ing features are, however, exhibited by the minor distinctions: origin of Rs beyond the end male genitalia. Basistyle is relatively long of discal cell relatively small, irregular- of about twice and very slender in the new species, almost ly pentagonal; distal section parallel-sided, with moderately long setae as long as the section within the discal cell (Fig. 2) (stout and strongly enlarged at base (actually Halteres pale yellow, distal in P. and sepium, with the setae very long portion of knob infuscated. Legs generally yel- to conspicuous; Fig. 3)- The dististyles are some- lowish brown brown. what shorter, the outer one only gently curved Abdomen greyish brown, shining, somewhat pa- distally (longer in P. sepium, outer disti- ler than thorax. Male genitalia (Fig. 4) of Penis and style slightly sinuous). the median general type as in other West Palaearctic Prio- apodeme of vesica is shorter in P. ebulla- nolabis species, differing in details. 9th ter- ta sp. n. than in P. sepium. The shape of the gite with the median portion slightly produced sufficient from taxonomic its basistyle appears a distally, margin indistinctly emarginated. point of view to separate the two species (cf. Basistyle relatively long and slender. Outer 2 and 3). dark its bi- Figs. dististyle mostly pigmented, apex fid, much as in P. platyptera (Macquart, 1826), with a small emargination and a subapical inner Prionolabis astans sp.n. tooth. Base of the outer dististyle moderately (Fig. 4) enlarged by a fleshy swelling on inner side. Inner dististyle with the apical spine gently Material.- curved. Penis relatively short and very stout, d: Holotype Italy, prov. Genua (Genova), Ron- strongly bent downwards, its apical portion re- co, 3.V.1964 (C.A.W. Jeekel leg.); deposited in curved. Parameres pale, comparatively short, Am- coll. Instituut voor Taxonomische Zoologie, dilated subapically, with the apical portion sterdam not . short and slender, subacute and distinctly 28 Male dorsal. Prionolabis Figs. 4-6. genitalia, general view, 4: astans sp.n. (holotype). 5 : Prionolabis platyptera (Macquart) (Czechoslovakia). 6: Prionolabis subcognata Savchenko (U.S.S.R., Georgia (Transcaucasia), Savchenko leg.). 29 theowaldi male dorsal. 8: Figs. 7-8. Gonomyia (G.) sp.n. (holotype), genitalia. 7: general view, penis and parameres, lateral. bent downwards. are longer than in the new species, distal ones verticils Ç : unknown. subcylindrical, pubescence shorter, rather The three very sparse and short, stiff). Remarks.- species differ in further somatic characters, and Of the four West Palaearctic Prionolabis spe- including body colouration, wing stigma ve- viz. nation. Due to the bifid character of the outer cies so far discovered, P. cognata (Lack- schewitz, 1940), P. longeantennata (Strobl, dististyle the male genitalia of P. astans of 1909), P. platyptera (Macquart, 1826) and P. sp.n. most resemble those P. platyptera. subcognata Savchenko, 1971, the two former have Distinctions may, however, be found in nearly much than tho- most in the the antennae very long, longer every detail, perhaps pronouncedly the and rax, and cannot be confused with the other shape of parameres penis. Male genita- structure of anten- lia of P. and P. species. As far as the the platyptera subcognata are P. astans somewhat shown here for and 6). nae is concerned, sp. n. comparison (Figs. 5 resembles P. platyptera and P. subcognata. The antennae intermediate in of the new species are with the two latter theowaldi length, as compared spe- Gonomyia (Gonomyia) sp.n. cies, the flagellar segments being oval to (Figs. 7-8) with dense semierect long-oval, a pubescence and Material.- sparse verticils, these subequal in length Vizzavo- to the respective segments (flagellar segments Holotype d: France, Corsica, Col de 21.VII.1967 (V.S. shorter in P. subcognata, short-oval, pubescen- na, NE slope (1150m), v.d. in ce very short and sparse, verticils somewhat Goot leg.); deposited coll. Instituut voor Taxonomische Amsterdam. exceeding the length of the respective seg- Zoologie, ments ; in P. platyptera, flagellar segments Paratypes: France, Corsica, Col de Vizzavo- 30 NE (1150 20.VII. Abdomen somewhat Male na, slope m), 14.VII.1967, 1 9, brown, shining.