North American Coleopterous Insects. 167 



Length from two fifths to nearly half an inch. 



9 Head rufous : aniennce black, three basal joints yel- 

 lowish : thorax and pectus rufous. 



Var, a. Elytra dull yellowish on the basal half. 



I observed it in considerable numbers^ on the 16th of 

 April, flying about a prostrate sugar maple, and running 

 briskly upon it. It is infested by a species of Gamasus. 



* 



i 



CuPESj Fabr. 



■ 1. C. cinerea. Brownish-cinereous; elytra with fuscous 

 spots and undulations. 



Inhabits Indiana, Ohio, and Louisiana. 



B 



head on each side 



above thq eyes, with a series of three tubercles, of which 

 the posterior one is convex, the middle one is most 

 prominent and acute, and the anterior one is at the supe- 

 rior base of the antennae : eyes prominent, black, polish- 

 ed : antennce nearly as long as the body, robust : thorax 

 with a carinate line on the middle, widely impressed 

 each side, and with four indentations on the anterior mar- 

 gin ; anterior angles emarginate : elytra with elevated 

 lines and intervening series of large regular punctures, 

 several abbreviated dark reddish-brown lines and spots 

 which form about three undulated bands, of which one 

 is near the base, one on the middle, and one near the 

 tip : venter paler, somewhat testaceous. 



Length over seven twentieths of an inch. 



This is the second species, of this rare genus, that has 

 yet been discovered ; I obtained numerous specimens in 

 the vicinity of New Harmony, Indiana, and one near 

 Springfield, Ohio, and the specimen from Mr. Barabino 

 proves that It inhabits a considerable portion of the 



