67 



interstices reticulated; eyes rather large, uot prominent antennae long and 

 rather robust, with the two basal joints very large, bright yellow, and the 

 n si paler. 



Thoraa moderate, longer and broader than the head, widest befon e, orna- 



mented with small tubercli - in wavy row.-, in shining and di eplj i 



culated, Bides rounded and margined, basal margin ed and sinuated, 



with the angles acute, much produced, and broadly yellow. 

 Hum large, elongate , and closely asperated. 



Elytra oblong, convex, and translucid, longer bul no! broader than the head and 

 thorax, rather deeply asp< rate, with the inl reticulate, sides almost 



parallel and margined, extremities broad and rounded. 



Abdomen rather long, obtuse, minutely bidi it the api - 



Legs robust, bright yellow. 



I'm!, r parts castaneous, with the mouth, co | t< rior margin of the metasternum, 

 ami extremity of the venter flavescent. 



Difft rs from T. Edithia in its larger size, parallel form, thorax widest near the base, 

 and longer legs and antenna. 



Habitat, North America. Found in British Columbia by Mr. G. R. Crotch. 



Trichopteryx carbonaria. 



T. carbonaria, Matthews, Ent. Mo. Mag. ix. p. 179, 1878. 



L. c. /;■ lin. = - 75 mm. — Oblonga, convi sa, aterrima, pilis brevibus flavis sat 

 di use v< stita ; capite permagno, lato, tuberculis minutis, ordinibus rectis dispositis, 

 interstitiisque reticulatis ornato; oculis magnis, haud prominentibus ; pron 

 modico, capite latiori, vix longiori, pom- medium latissimo, tuberculis minutis, 

 distinctis, ordinibus sinuatis dispositis, interstitiisque reticulatis, nitidis, orna 

 lateribus valde rotundatis, leviter marginatis, ad basim contractis, margine ba 

 valde depressa, sinuata, angulis acutis, valde prod itris brevibus, quadratis, 



capite atque pronoto anguBtioribus, baud longioribus, prope media latissimis, | 

 fundu et confertiesime asperatis, lateribus leviter rotundatis, apicibus latis, rectis, 

 dilutioribus, summis albidis; abdomine sal Ion >, obtuso, apice obsolete 



tridentato, pi libus atque antennis robustis, obscure fla 1 



/; ,hi oblong, convex, deep black, ratlin- thickly clothed with short yellow hair. 

 Hi ad very largi and broad, ornamented with minute I ubi rcles in straight rows, with 



the interstices reticulated; eyes large, not prominent ; antenna robust, dusky 



yellow. 

 Thorax moderate, broader but scarcely longer than the head, widest behind the 



middle, ornamented with minute distinct tubercles in wavy rows, interstices 



reticulated and shining, Bides much rounded, slightly □ mtracted 



at the base, basal margin much depressed, sinuated, with thi a ti and 



much produced. 

 Scutellum rather large, triangular, ind deeply asperate. 



Elytra short, qc . but not than the head and thorax, widest 



near the middle, deeply an '■ des slightly round, d. 



extremities broad, Btraight, and paler, with the edge wl 

 Abdomen rather lonj . . with the apex oh tridental 



Legs robust, dusky y< How. 



Under parts black, with thi mouth ai piceous. 



Differs from T. picicornis in it.- paler and more Blender antennae, with the eighth 



joint linear, and in the very di culpture of the thorax and elytra. 



■■it, Europe. Pound by myself in Sherwood Forest in Nottinghamshire. 



