308 LONGICORNIA — LAMIIDAE. 



Stenostola, 



Upper-side black, with bluish or greenish reflection ; 

 under-side and legs black ; pubescence grayish ; a line on 

 each side of thorax, sides of breast and usually the scutel- 

 lum covered with whitish hairs. L. 4| — 5 1. Scarce. 



S. ferrea, Schr. 



Ohevea. 



Reddish-yellow ; head, two points on thorax, elytra and 

 antennae black ; elytra covered with close, short, silver- 

 gray pubescence. L. 7 — 8 1. Not common. 



0. oculata, Lin. 



Polyopsia. 



Black ; elytra (except apex) and legs (except hinder 

 femora) yellow-brown. L. 2 1. Common. 



P. prae2csta, Lin. 



CEBAMB YCIDAJE, 



A. Head constricted into a neck behind ; anterior coxae 

 prominent, reaching beyond level of prosternal process 

 (except in Rhagium). 



a. Antennae inserted in emargination of eyes. 

 Antennae of male considerably longer, of female scarcely 



longer than body, those of male more or less distinctly 

 twelve-jointed ; eyes strongly emarginate, finely granulate ; 

 thorax elongate, with slight lateral tubercles ; elytra only 

 slightly longer than together broad, separately rounded at 

 apex; wings exposed; body narrow. Molorchus, Fab. 



b. Antennae inserted outside eyes ; latter entire or nearly 

 so, finely granulate. 



I. Anterior coxae not or scarcely prominent. 



Antennae not reaching beyond middle of elytra, gene- 

 rally rather stout ; head suddenly constricted behind (more 

 or less far from eyes) ; thorax as long as broad, with conical 

 lateral tubercles ; elytra moderately elongate, rather flat, 

 somewhat narrowed behind, apex rounded. 



Bhagium, Fab, 



JI, Anterior coxae strongly prominent, 



