396 ANNALS OF THE LYCEUM. 



Desc. Body short robust : head piceous-black, transverse line 

 prominent, regularly rounded, acute ; antennae hardly serrated, 

 piceous, second and third joints sub-equal, the second joint rather 

 longer ; thorax large, convex, rufous, with two longitudinal, di- 

 lated blackish lines, which do not reach the base ; posterior 

 angles prominent, acute : scutel suborbicular ; elytra brownish- 

 black, with regularly punctured, impressed striae : venter piceous 

 at tip : feet pale. 



Length rather more than a quarter of an inch. 



Var. a. A rufous dilated vitta extends from the humerus to- 

 wards the tip of the elytra. 



Var. b. Vitta on the elytra, and beneath rufous, feet white. 



Var. c. The thoracic vitta confluent, and reaching the base. 



The specific name trilineatus is pre-occupied. 



[Is Elater aur it us Herhst, and belongs to Monocrcpidius. — Leo. J 



17. E. quercinus. — Black; front concave: feet pale. 

 Elater quercinus Melsh. Catal. 



Desc. Body slender, black, with rather long hairs : head with 

 the transverse line much elevated and emargiuate in the middle : 

 antennae rather robust, serrated, three basal joints rufous, second 

 and third joints nearly equal : thorax longer than broad, hardly 

 narrowed before ; a very slightly impressed longitudinal line : 

 anterior angles not wider than the head ; posterior angles de- 

 pressed, obtuse, piceous : scutel orbicular : elytra with slightly 

 impressed, deeply punctured strise ; feet pale yellowish, tinged 

 with rufous. 



Length one-fifth of an inch. 



[A common species of Limonius. — Lec] [263] 



18. E. plebejus. — Black ; front concave ; feet pale ; elytra 

 dark brown. 



Elater plebejus Melsh. Catal. 



Desc. Body rather slender, black, with rather short hair : 

 head with the transverse line much elevated and emarginate in 

 the middle : antennae hardly serrated, dark brown, three basal 

 joints dull rufous, second and third subequal hardly shorter, but 

 more slender than the succeeding ones : thorax convex, widest in 

 the middle ; anterior angles not wider than the head ; an obso- 

 lete obtuse indented line, obvious at base ; posterior angles rather 

 obtuse piceous: anterior and lateral margins obscure piceous : 



