• r >7 



sides margined, nearly Btraight, extremities much rounded, paler, with the 



i dge white. 

 Abdomen rather long, obtusely conical, black, with edges of the segments paler, 



apex obtusely tridi tit.it- . 

 / is moderate, dusky yellow, with the baBal joint of the anterior tarsi dilated; 



I ira dusky. 



/ ider parts black, with the mouth and coxae piceous. 



Di^era'from T. fascicularis in its smaller size, and smaller and i thorax, 



and shorter pitchy-black antenna; from T. Cantiana in its larger size, 



attenuated form, and depi - 3sed thorax. 

 Habitat, Europe, bound in Belgium by .Miss L. Matthews, and also in England. 



Trichopteryx cognata. 



/'. cognata, Matthews, Cist. Ent. ii. p. 176, 1877. 



L. c. ,'■;., lin. = 1*12 mm. -Ovalis, sat angusta, convexa, nigra, pilis breviasimis, 

 pallidis vestita ; capite sat parvo, tuberculis exiguis confertim ornato; oculia pi 

 minulis; pronoto parvo, valde convexo, capite param Iongiori et latiori, ad basim 

 latisaimo, tuberculis minutis, ordinibus irregularibus confertim dispositis, inter- 

 Btitiisque dense reticulatis, ornato, lateribus leviter rotundatis, margine basah 

 depressa, leviter trisinuata, angulis longe productis, i dilutioribus ; elytris 



oblongia, attenuatis capite atque pronoto nee longioribuB nee latioribus, ordinibus 

 densis, leviter Binuatis confertim asperatis, lateribus leviter rotundatis, apicibus 

 nuatis, valde rotundatis, dilutioribus, extremis albidis ; abdomine loi rto, 



obtuso, apice minute tridenta | dibus robustia, femoribus infuscatis, tibiis laete 

 flavis; antennis gracilibus, piceo-testaceis. 



Body oval, rather narrow, convex, black, clothed with very Bhort pale hair. 

 Head rather small, thickly ornamented with minute tubercles; eyes rather promi- 

 nent : antennas .-lender, pitchy-testaceous. 



Thorax small, very convex, rather longer and broader than the bead, widest at I 

 base, ornamented with minute tubercles in close irregular rows, with the in! 

 Btices densely reticulated, sides slightly rounded, basal margin depressed, 

 faintly trisinuated, with tin ;li much produced, pale al thi a] 



Scutellum Large, acuminate, closely asperated. 



Elytra oblong, rather attenuated, not longer or broader than the head and thoi 

 asperated in close wavy rows, sides Blightly rounded, extrem benuated, 



much nmnded. paler, with the edge white. 



Abdomen much exserted, obtuse, minutely tridentate at the apex. 



heg» robust, femora dusky, tibiae bright yellow. 



Under parts black, mouth fuscous, mum deeply reticulated. 



Differs from /'. aris in its smaller size, narrower form, smaller head and 



thorax, and piceoUB anten 



// ibitat, North America, found in British Columbia by Mr. G. R. Crotch. 



Trichopteryx seminitens. 



/. seminitens, Matthews, Ent. Mo. Mag. siv. p. 86, 1877. 



L. c ,-,. lin. = 1 mm. Oblongo-ovalis, postice attenuata, < >. nigra, 



nitidissima, pilis pallidi induta ; lucto, minuti 



remote tuberculato ; oculia magnis, prominentibus ; pronoto magno, valdi convexo, 

 nitidissimo, capite multo Iongiori si latiori, valde dilatato, ad basim latisaimo, 

 tuberculis Bat magnis ordinibus remol latis, dispositis, interstitiisque nitii 



simis, levissime i tie, ornato, lateribus marginatis el leviter rotundatis, mar- 



i 



