306 [Dec, 1845. 



with a medial vitta dusky : elytra blackish, with a bluish, or brownish reflection: 

 abdomen and postpectus blackish ; antepectus rufous : feet dull testaceous. 



M. geincetus, Say. The larvae of this species is occasionally very hurtful to 

 the cultivated grape vine by destroying the cuticle of the leaves. 



Clcridae, Westw. 

 Ctmatodeha, Hope. 



C ? hrunnea. Fuscous ; antennae, feet and abdomen dull rufous. 5~ 1. long ; 

 1|I. wide. Pennsylvania. 



Brown, finely and shortly hirsute : head finely shagreened ; eyes large, trans- 

 verse-sub-oval, deep black, feebly emarginate at the base of the antennae ; palpi 

 unequal, dull testaceous, labial with the terminal joint large, securiform, maxillary 

 filiform, with the terminal joint truncate at tip ; mandibles black at tip ; antennae 

 simple, dull rufous, slightly thickened towards the tip, basal joint clavate, 

 arcuated, following joints, except the terminal one, short, obconic, subequal, ter- 

 minal joint as long as the two preceding ones united, slightly arcuated : thorax 

 long, subcylindric, narrowed behind, with the sides obtusely indented before the 

 hind angles; slightly constricted behind the anterior margin ; posterior and ante- 

 rior edges obsoletely piceous ; elytra strongly punctate-slrtate, punctures large, 

 quadrate, the interstices narrow, glabrous : pectus piceous : abdomen and feet 

 dull rufous; posterior tibiae armed at tip with a short spur ; posterior tarsi dis- 

 tinctly 5-jointed; claws pectinate. 



OriLus, Latr. 



1. O. albqfasciatus. Blackish; elytra with a common white fascia behind 

 the middle. 2^ 1. long; | 1. wide. Pennsylvania. 



Clerusfascialus, Melsh. Catal. 



Black or dark brown, pilose, deeply punctured : head with the punctures on 

 the front distant, on the vertex and sides crowded and rugose; antennae dusky 

 yellowish, the three-jointed clava darker; labrum and palpi dull rufous, the 

 former emarginate, the latter unequal : eyes slightly emarginate at the base of 

 the antenna? : thorax semielliptic, with the truncated part before ; rugose on the 

 lateral margins, and with irregular series of profound punctures and inequalities 

 on the disk ; elytra dark reddish-brown, punctate-striate, punctures large, pro- 

 found and together with the striae obsolete towards the apex ; sides parallel; a 

 common white fascia a little behind the middle: beneath blackish, deeply punc- 

 tured ; feet dusky rufous or piceous ; posterior tarsi cryptopentamerous. It 

 does not belong to the genus Clems, and very probably neither to the present 

 one or Opilus. 



01 distrophus. Blackish; elytra with a common white dentate fascia be- 

 hind the middle, and an angular similarly colored line behind the base. Size 

 somewhat less than the preceding species. Pennsylvania. 



Clerus distrophus, Melsh. Catal. 



Head black, tinged with rufous, scabrous or shagreened ; mouth testaceous ; 

 antennae testaceous, with the distinctly 3-jointed clava longer than joints 2-8 



united; palpi ; thorax black, shagreened, wider in the middle than long, 



contracted at base, with the sides rounded : elytra very slightly widest behind 



