OP THE UNI I'll. BTA1 I'l.", 



Middle and Southern Slates, rare. I", lacunosus, as observed I". Germar is undoubtedly 

 a variety, having abnormal impressions on the thorax. 



5. M. puncticollis, nigcr, nitidus, thorace latitndine li am subai 

 lateribua antice rotumlatis, confertim, ilisco minus dense punctata, elytris tins punctata, in* 

 terstitiis leviter convexis, distinctius punctulatis. 1. -•'.'. 



I' a puncticollis Lee. Proc. Acad. Nat. 



Missouri Territory, abundant. This species agrees in characters with the preceding, 

 bul is usually smaller, with less deep elytral Btrise, and less conv< x interstii 



6. M. con sor s, latiusculu- . latitndine non longiore, lateribos rotnndatis, ad me- 

 dium sublatiorc, confertim punctato, paul'> remotiua in disco, elytris Btriia punotatis, interatiti 

 convexis, pnnctnlatis et rugosis. Long. 



One specimen, Nebraska. Differs from the preceding by its less shining colour, broad< r 

 Form, and more densely punctured thorax. \1<h\x black, n< t verj shining; head densely 

 punctured; and una' reaching a little beyond the middle of the thorax; thorax nol loi 

 than wide, at the middle as wide as at the posterior angles, which from the slight nar- 

 rowing of the base appear divergent; Bides broadly rounded, strongly margined: disc 

 densely punctured, punctures a little more distanl at the middle, dorsal line nol distinct, 

 smooth. Elytra scarcelj perceptibly narrower than the thorax, more obtusel} 

 rounded posteriorly than in the two preceding ; Btrisa well . Btrongl} punc- 



tured; interstices slightly i . finel} punctulate and rugous. 



7. M. Reichi tli..rac« 

 latitndine longiore, medio vi.x latior.-, ! infertim, ilioa 

 punctato, postice canalicular, elytriis striis fortius pnnctatis, i- • 



Long 

 /' v i . Zeitschr. I. 



One specimen, Georgia. Easily distinguished by the fine Bhorl gray hairs which pro- 

 i from the punctures: the thorax is more convex than in an} of the other ipecies. 

 scribes the interstices of the elytra as fiat, bul in mj specimen the} litlj 



convex, as in the two preceding 



• il \l.< OLBPIDII 

 1. C. viridipilis 

 i, snbtilissime 



:ii-t profi ' I nrticu!.. .; pan 



I 



Middle and Southern Stat The ant pectinate, "t 



the female rate. 1 ■ th( Brazilian 



C. prasinus Eri Germ. Zeitschr. 3, ut thai described as having the 



thorax finely, toll rably dense]} punctured, and the Bcutellum bicuspid antoriorly. Should 

 they prove identical, S ' name has prioi i 

 vol. x. 



