456 TRANSACTIONS OF THE 



Body glabrous, reddisli-brown, beneath testaceous ; bead not 

 darker tban tbe thorax ; antennae fuscous towards the tip ; thorax 

 broad as tbe elytra, gradually contracted behind, marginal groove 

 somewhat dilated, dorsal and basal lines distinct, continued to 

 the base, anterior transverse line widely curved, base not wider 

 than the tip, each side obsoletely punctured, basal edge rectili- 

 near, lateral angles obtuse, slightly rounded ; elytra darker than 

 the thorax, striate, striae impunctured, interstitial lines convex ; 

 [28] feet pale testaceous. 



It is very probable that this species may prove to be the M. 

 ■pensylvanlcus, instead of the following one, as the thorax, in 

 being narrowed behind, agrees with the figure Olivier has given 

 of that insect. 



[Incorrectly described by Olivier as //. pensylvanicus. — Lec.^ 



4. 'H. PENSYLVANICUS. — Reddish-brown ; head darker, be- 

 neath testaceous ; thorax punctured each side at base. 

 Length three-fifths of an inch. 



Reddish-brown; head dusky ; shells striate; body beneath, antennae 

 and feet testaceous-. Inhabits Pennsylvania. Turt. p. 470. Degeer 4, t. 

 17, f. 22. 



Head brown-testaceous, obscure ; thorax brown-testaceous, nearly as 

 broad as elj-tra, with a somewhat impressed line ; elytra striated, brown- 

 testaceous : body beneath and feet testaceous. Cab. of M. Banks. Oliv, 

 3, p. 72, t. 8, f. 92. 



Head dusky reddish-brown ; labrum darker, tip, excepting the 

 central portion, depressed and hairy ; mandibles black at tip ; an- 

 tennae testaceous, paler at base ; pectus and postpectus testace- 

 ous ; thorax reddish-brown, as broad as the elytra, transversely 

 quadrate, angles rounded, a dorsal slightly impressed line, base 

 each side impressed and confluently punctured ; elytra striate, 

 striae impunctured; interstitial marginal lines obsoletely punc- 

 tured, exterior one with a few larger subocellate punctures ; feet 

 pale testaceous ; venter pale testaceous. 



[I have named this species H. compar. Dejean describes it 

 as JI. hlcolor. The older figures and descriptions of De Geer and 

 others seem to lead to the conclusion that II. p)cnsyhanicns and 

 hicolor are the same species, and that the names belong rather to 

 the one above described as 77. hicolor. For this reason I have 



[Vol. 11. 



