36 PaOC. ENTOMOL. Soc. BRIT. COLU MBIA, V OL. 61 (1964), DEC. I, 1964

Remarks cording to the state of the weather. From the evidence it would appear A larva taken at large in June that ova laid in September hatch in pupated June 6 and emerged Sep­ late December or early January; the tember 17. larvae feed or become dormant ac-

References Hardy, G. A. 1962. Phyciodes mylitta Edw. on Vancouver Island. Proc. Entomol. Soc. Brit. Columbia. 59:14. Har

ANNOTATED LIST OF FOREST OF BRITISH COLUMBIA PART XII, AND MELANOLOPHIINI (GEOMETRIDAE)'

B. A. SUGDEN2

Larvae of these tribes are often head, pale pinkish buff marked with twig-like, marked with shades of brown or reddish-brown except along grey, red or brown with prominent cleavage lines; body, yellowish-green, tubercles or humps; some are green orange or brown; broad reddish­ with no prominences. They are de­ brown or dark brown subdorsal foliators of coniferous trees and stripe, darkest on thoracic segments; broad-leaved trees or shrubs. Infes­ reddish-brown or brown middorsal tations of two species have been stripe finely outlined with yellow or recorded, however the other British pale buff, somewhat obscure on thor­ Columbia members of these tribes acic segments and occasionally on have not been considered as econ­ the abdominal segments of paler omically important. Some species specimens; prominent subdorsal overwinter as naked pupae in the tubercles on second abdominal seg­ duff while others overwinter as small ment dark brown, particolored dark larvae. brown and yellow or dark brown and Four species of Stenoporpia, occur­ orange; spiracles outlined with ring in British Columbia will be black; pale yellow or buff ventral dealt with in a later paper. stripe. Boarmiini Anavitrinella pampinaria Gn. - P. menziesii, Salix spp., L. occidentalis Hesperumia sulphuraria Pac k. - (4 records) , (Moench) Sali x spp., Prunus spp., Voss (4) , Populus tremuloides Michx. menziesii (Mirb.) Franco, Betula (3), Laws. (2), Thuja papyri/era Marsh. (4 records), Alnus 'jJlicata Donn (2). Throughout the sp. (1), Populus trichocarpa Torr. Interior of British Columbia south and Gray (1) , Larix occidentalis of latitude 54°. LARVA: 1% inches; Nutt. (1), (Raf.) head moderately bilobed, pale cream Sarg. (1). Distributed generally or buff marked with reddish-brown throughout British Columbia south of latitude 54°. LARVA: 1% inches; or dark brown; body, pale reddish­ brown or pale grey with dark red­ dish-brown or dark brown and black I Contribution No. 1133, Forest Entomology and markings; dark brown addorsal Pathology Branch, Department of Forestry, Ot· tawa, Canada. lines on thoracic segments and at the 2 Forest Entomology Laboratory, Vernon, B.C. posterior margin of the first, second PROC. E NTOl\IOL. Soc. BRIT. COLU MBIA, V OL. 61 (1964), DEC. 1, 1964 37 and third abdominal segments; Aethalura anticaria Wlk. - Betula prominent dark brown or black sub­ spp., Alnus spp., Salix sp. (1 record). dorsal tubercles on the second ab­ Central to southern British Colum­ dominal segment, and addorsal bia, common in the Interior. LARVA : tubercles on the eighth abdominal 1 inch; head, purpUsh-brown with segment; spiracles, pale yellow out­ pale buff markings, or pale green lined with black; indistinct reddish­ marked by light tan; two color brown or pale grey ventral stripe. phases, pale green or purplish­ brown, narrow white addorsal and Glena nigricaria B. & McD. - P. subdorsal lines; dark phase broadly ponderosa, P. menziesii, Pinus con­ banded with dark purplish-brown torta Dougl. Throughout the south­ fading towards the venter; some ern Interior south of 51 ° latitude; green specimens marked by a brok­ common. LARVA : 11/4 inches; head, en subdorsal stripe of dark purplish­ medium green with dark reddish­ brown; venter immaculate on green brown blotches on sides, white mark­ phase, narrow pale buff central line ings above frons bordered on inside on dark phase. by reddish-brown; body medium green with white addorsal lines; Ectropis crepuscularia Schiff. - T. reddish-brown subdorsal blotches on heterophylla, P. menziesii, T. plicata, first thoracic segment; fine reddish­ P. glauca, (Hook.) brown supra-spiracular lines, white Nutt., Picea engelmanni Parry, L. i;ubspiracular lines; reddish-brown occidentalis, (Mill.) blotches belOW the subspiracular line BSP., (Bong.) Carr., on thoracic and first abdominal seg­ Salix spp., Alnus spp., P. tremuloides; ments; venter marked with series of also feeds less frequently on other small, reddish-brown dots. species of trees and shrubs. Common Anacamptodes emasculata Dyar - south of latitude 56 °; infestations recorded in 1952 at Blue River and Alnus rubra Bong., Salix spp., Alnus Kidd, and in 1960 near Kitimat. tenuijolia Nutt. (4 records), Acer LARVA : 1% inches; head, pale yel­ circinatum Pursh (4) , Shepherdia lowish buff marked with dark brown canadensis Nutt. (4) and occasion­ or reddish-brown, black inverted ally on other broad-leaved trees and "V" on frons; second thoracic seg­ ment swollen; body, pale yellowish­ shrubs. South of 55° latitude in Brit­ buff or buff; color of markings on ish Columbia; common. LARVA: 1% dorsum variable, pale yellow or buff inches; head, pale yellow or buff, middorsal stripe outlined with in­ heavily marked on the sides to the distinct brown lines and obscured vertex with bright reddish-brown by a diamond pattern on second to sixth abdominal segments; pale and a reddish-brown triangle on orange or dark brown inverted "V" frons; body color variable, yellowish­ on dorsum of second abdominal seg­ green, yellow or orange, dorsum men t occasionally extending below blotched with orange or reddish­ spiracle on darker specimens; orange brown and marked with a diamond or brown supraspiracular stripes excepting first thoracic segment; pattern on abdominal segments two two oval, dark brown subdorsal spots to five, dark brown lateral tubercles on second thoracic segment united on second abdominal segment, dark on heavily marked individuals to brown to black addorsal tubercles form a dorsal band; dark reddish­ on eighth abdominal segment; spir­ brown or dark brown oblique blotch on abdominal segments two to five, acles pale yellow outlined with pale caudad of spiracles, extending to orange; venter pale yellow or pale venter; spiracles, pale yellow en­ orange. closed by a fine black line. 38 PROC. E N TO~1 Ol.. SOl". BRIT. COLU MBIA, VOL. 61 (1964), DEC. 1, 1964

Melanolophiini Neoalcis californiaria Pac k. - P. Melanolophia imitata Wlk.-P. men­ menziesii, T. heterophylla, T. plicata, A . grandis and less frequently on ziesii, T. heterophylla, P. sitchensis, other western conifers. South of 55° P. engelmanni, P. glauca, T. plicata, latitude on the Coast and Vancou­ Pinus monticola Dougl., Abies ama­ ver Island and rarely in the extreme bilis (Dougl.) Forb., Abies grwdis southwestern Interior. LARVA: 1V4 (Dougl.) Lindl., A. lasiocarpa, L. inches; head, brown or pale reddish­ brown marked with dark brown or occidentalis, Alnus spp., Salix spp.; reddish-brown, venter banded by feeds less frequently on many other dark brown or reddish-brown, frons trees and shrubs. Central and south­ with two small, irregular, dull white ern British Columbia, Vancouver .spots; body, pale buff or pinkish­ I..<;land, and Queen Charlotte Islands; buff; pale dorsal line bordered by common. Infestations occurred in thin dark brown or reddish-brown lines on thoracic segments, dark 1952 and 1960 on Vancouver Island, brown or reddish "V" markings on at Mile 7 north of Revelstoke and thoracic segments two and three; near Downie Creek in 1952 and on pale inverted "V" pattern separated the Queen Charlotte Islands in 1963. by dark brown or reddish-brown LARVA: 13,4 inches; head, green; bands on abdominal segments one to six; indistinct diamond pattern body, green, broad white addorsal on abdominal segments seven and and subspiracular stripes; spiracles, eight; prominent dark brown or red­ pale tan each enclosed by a fine dish-brown dorsal tubercles on ab­ brown line; narrow white ventral dominal segments one to six, less and subventral lines. prominent on segments seven and eight; subspiracular tubercles, par­ porcelaria indicataria ticularly prominent on second ab­ Wlk.-P. menziesii, T. heterophylla, dominal segments; spiracular area T. plicata, A. lasiocarpa, P. engel­ blotched with dark brown and red­ manni, L. OCCidentalis, P. glauca, P. dish-brown; venter with a diamond mariana, P. sitchensis, Juniperus pattern on abdominal segments one scopulorum Sarg., P. ponderosa, to five. Salix spp.; feeds, less frequently, on the foliage of other trees and shrubs. Hypagyrtis nubecularia G n. - B. Throughout British Columbia, Van­ papyri/era, Salix spp., Prunus vir­ couver Island and Queen Charlotte giniana L. (3 records), Corylus sp. Islands; common. L A R V A: 11/4 (2) , P. tremuloides (2), Amelan­ inches; head, pinkish-buff, marked chier sp. (2) . Central and southern with dark brown; body, pale buff Interior; uncommon. LARVA: 11/4 suffused with pinkish-buff on dor­ inches; head, pale brown marked sum, dark brown "Y" shaped mark­ with dark brown; body, reddish­ ings on dorsum of thoracic segments brown; broken pale buff dorsal line and a diamond pattern bordered by on third thoracic and abdominal dark brown on dorsum of abdominal segments, indistinct on first two segments; prominent dark brown thoracic segments; two pale buff tubercles caudad of spiracles on each spots bordering dorsal line on ab­ abdominal segment; spiracles, buff dominal segments one to six; outlined with black in a pale buff indistinct diamond pattern bordered patch, venter pale buff suffused with by dark brown on dorsum, pattern pinkish - brown, banded by dark obscured on abdominal segments brown between the third thoracic four and five by dark brown bands and first abdominal segments and separa ted by a yellowish buff band first to fifth abdominal segments. extending to venter; small irregular PROC. E r> TO~OI.. Soc. BRIT. COLt· MIlIA. VOL. 61 (1964), DEC. 1, 1964 39

yellowish buff patch above and cau­ lined with black, located centrally dad of spiracle on first abdominal in the dark brown diagonal band; segment; spiracles yellowish buff out­ venter marked by irregular bands of lined in black; venter, pale buff dark brown. marked with dark brown, venter of fourth abdominal segment broadly Eufidonia notataria Wlk. - P. con­ banded with dark brown. torta, A . lasiocarpa (1 record), (Du Roi) K. Koch (1) . Cen­ Hypagyrtis piniata Pack.-P. men­ tral Interior; rare. LARVA : 1 inch; ziesii, T . heterophyZla, L. OCCidentalis, head, green with grey dots forming a P. contorta, P. engel manni, T . pli­ herringbone pattern on vertex and cata, A . lasiocarpa (3 records) , P. sides; body, yellowish-green, fine ponderosa (3). Central to southern grey green dorsal, addorsal and sub­ Interior; common. LARVA : 1Ya dorsal lines; white spiracular stripe; inches; head, bright reddish-brown thin red subspiracular line; spiracles with transverse dark brown bands; pale yellow outlined with red; venter body light reddish-brown, pale yel­ pale green with yellowish-green mid low or buff, diamond pattern on ventral line. dorsum except on first thoracic and ninth abdominal segments; dark Eufidonia discospilata Wlk. - Salix brown "V" markings on dorsum ex­ spp.; Alnus sp. (1 record). Central tending diagonally to the venter; In terior and central coastal regions; spiracles, pale reddish-brown out- rare. LARVA: similar to E. notataria.

OCCURRENCE OF THE SMALL BLACK ROOT WEEVIL, 'IfICby,"_s "iforN'" (BECK) (COLEOPTERA: CURCULIONIDAE), ON STRAWBERRY IN BRITISH COLUMBIA'

W. T. CRAM

In mid-June 1964, a large adult and drying wind. Some adults were population of a European root weevil, feeding on the leaflets during the Trachyphloeus bijoveolatus (Beck) 2 , daytime which indicates that they wa.s discovered 3 near Abbotsford in can tolerate deSiccating conditions. the Fra.ser Valley, feeding voracious­ The fOliage wa.s so damaged tha ~ lyon the foliage of a newly set, 24- often only the mid-ribs of trifoliate acre planting of strawberry (var. leaves remained. Feeding notches Northwest). This soil received a pre­ were also noted in leaves of clovers, planting treatment with insecticide narrow leaf plantain and sheep sor­ at the recommended rate for the rel or sour grass. Many adults were control of Brachyrhinus root wee­ taken beneath these other plants. vils (Cram, 1962). The adults of T . The evidence suggests that this bijoveolatus were found in groups of introduced weevil ha.<; become estab­ up to 50 on the surface of the dry, lished in old pa.stures and attacks light soil, usually beneath leaves but strawberry when the pastures are sometimes fully exposed to the sun broken up and planted. The field in question had been in oats for the two previous years and in pa.sture I Contribution No. 75, Research Station, Re· for many years before that. This search Branch, Canada Department of Agricul· ture, 6660 N.W. Marine Drive, Vancouver 8, B.C. occurrence is the first record of the 2 Determined by W. J . Brown, Entomology Re­ species a.s a pest of strawberry in search Institute, Ottawa. British Columbia. 3 Thanks to the vigilance of I. C. Came, Hor· Rosenstiel (1963) reported that in tlculturist, British Columbia Department of Ag. rIculture, Abbotsford, B.C. recen t years this weevil, which he