392 ANNALS OF THE LYCEUM. 



Length more than three-fifths of an inch. [257] 



This species is more thickly covered with hair than usual. 

 I am unacquainted with the grisens Beauv. : but if his figure 

 is even a tolerable representation, our insect is very distinct, 

 his description is too short and unessential to give any assist- 

 ance. 



[This is the type of Perotlwps ; it was previously described as 

 E. mucidus Schonh. — Lec] 



7. E. attenuatus. — Keddish ; elytra lanceolate, black at tip. 

 Elater attenuatus Melsh. Catal. 



Desc. Body brownish, sanguineous, with short hairs : head 

 blackish, without any transverse elevated line : antennae deeply 

 serrated, blackish rufous; third joint very short, not longer than 

 the second ; thorax with an impressed abbreviated longitudinal 

 line on the posterior margin ; anterior margin not wider than the 

 head ; posterior spines rather long and acute : scutel oval : elytra 

 with the striae obsolete, gradually attenuated to the tip, which is 

 lanceolate, acute ; region of the scutel deeply indented ; tip 

 black, occupying nearly one-third of the surface, and terminating 

 anteriorly obliquely. 



Length nearly four-fifths of an inch. 



This species seems to be rare. 



[Belongs to Ludius. — Lec] 



8. E. viridipilis. — Depressed, black, covered with short 

 blackish-green hair. 



Desc. Body dilated, somewhat depressed, black, with a green- 

 ish tinge occasioned by short hair of that color : head concave, 

 the transverse line between the antennae obtuse : antennae deeply 

 i-errated; third joint very short, equal to tbe second: thorax 

 depressed, longer than broad ; sides rectilinear and parallel ; an- 

 terior angles acute, wider than the head ; posterior angles not 

 spiniform : scutel subtriangular : elytra with impressed, punc- 

 tured striae. [258] 



Length tbree-quarters of an inch. 



The thorax is more than half the length of the elytra. Rare. 



[Is a Chalcolepidvus. — Lec] 



9. E. inplatus. — Dark cupreous; short, robust; feet rufous. 

 Elater metatticus Melsh. Catal. 



Desc. Body short, very robust, dark cupreous with short cine- 



