March, 1845.] 213 



Descriptions of new species of Coleoptera of the United States. 

 By F. E. Melsheimer, M. D. 



(Continued from page 160.) 



4. "E.fuscalus. Fuscous; antenna? dull ochreous; feet dull castaneous. — 

 4| 1. long, If 1. wide. Pennsylvania. 



Elater badius-tristis, 985. Melsh. Catal. 



Dark brown, yellowish hirsute : head altogether as in the preceding : an- 

 tennae hardly as long or longer than the thorax, weakly serrate, dull ochraceous, 

 with the second joint shorter than the third, which is more slender and shorter 

 than the fourth: thorax wider than long, wider in the middle than the base of 

 the elytra, narrower at apex than at base; deeply and densely punctulate, with 

 the sides rounded from base to apex ; posterior angles straight, subacute, slightly 

 carinate ; dorsal line indistinct before and in the middle, somewhat obvious at 

 base: scutel and elytra entirely as in the preceding: beneath dull dark reddish- 

 brown, slightly yellowish sericeous ; margin of terminal ventral segment rufous; 

 feet pale reddish-brown ; tarsi and posterior femoral plates as in the preceding 

 species. 



5. E. testaceipes. Black ; feet rufous, or testaceous. — 4 1. long, 1 1. wide. 

 Pennsylvania. 



Black, shortly hirsute: head deeply and densely punctulate, with the clypeus 

 as is common, short, margined and obtusely rounded at apex ; antennae not as 

 long as the thorax, moderately serrate, with the second and third joints smallest; 

 dull brownish, the three basal joints dusky rufous : thorax moderately convex, 

 scarcely longer than wide, widest at base, with the sides from base to apex 

 slightly rounded ; finely and densely punctured, somewhat intricately on the 

 lateral margins ; posterior angles straight, subacute, obliquely carinate : scutel 

 sparsely and minutely punctured : elytra punctate-striate, with the punctures 

 much longer than broad, the interstices flattish, transversely wrinkled : be- 

 neath black, finely yellowish pubescent: feet rufo-testaceous ; tarsi and posterior 

 femoral plates as in the preceding. 



6. E. ursulus. Black, hirsute; feet dark reddish-brown. — 4f 1. long, 1£ 1. 

 wide. Pennsylvania. 



Form of the preceding. Deep black, densely but shortly blackish hirsute : 

 head deeply and densely punctured, with the front moderately convex ; clypeus 

 as in the preceding species ; antennse as long as the thorax, decidedly serrated 

 from the fourth joint; black, with three basal joints dark rufo-piceous, second 

 and third joints small, obconic, subequal : thorax formed and sculptured as in 

 the preceding, with the dorsal groove apparent behind : elytra as in the preced- 

 ing, and also gradually narrowed at the sides from the base to the tip: feet 

 dull chestnut-red ; tarsi and posterior femoral plates as in the foregoing species, 

 and in all which the clypeus is anteriorly declined. 



