Jlupresiis, Trachys, and Elaier. 2$ 



13. E. plelejus. Black; front concave; feet pale; elytra 

 dark brown. 



Elaler plcbejus, Melsh. Catal. 



Description. Body rather slender, black, with rather short 

 hair : head with the transverse line much elevated and 

 emarginate in the middle : antenna hardly serrated, dark 

 brown, three basal joints dull rufous, second and third 

 subequal hardly shorter, but more slender than the suc- 

 ceeding ones : thorax convex, widest in the middle ; an- 

 terior angles not wider than the head ; an obsolete obtuse 

 indented line, obvious at base ; posterior angles rather ob- 

 tuse, piceous ; anterior and lateral margins obscure pice- 

 ous : scutel oval, truncated : elytra dark brown, obscure 

 piceous at base ; striae slightly impressed, acute, punctured : 

 beneath piceous : pospectus and middle of the pectus black- 

 ish : feet pale. 



Length seven-twentieths of an inch. 



This species is very similar to the preceding, but its greatty 

 superior magnitude puts their specific difference beyond a 

 doubt. 



19. E. rectangularis. Fuscous ; robust ; posterior angles 

 of the thorax rectangular. 



Description. Body robust, very dark brown, almost black- 

 ish, with numerous, short, very robust whitish bristles : 

 head with the hairs incurved ; transverse line acute : an- 

 tenna not reaching more than half the length of the thorax, 

 serrated, pale rufous, first joint fuscous, second and third 

 joints subequal, terminal joint oval : palpi pale rufous : 

 thorax subquadrate, rapidly narrowing before the middle ; 

 posterior angles not produced, but rectangular : elytra 

 with regular series of large profound punctures : feet dull 

 rufous. 



