64 DESCRIPTIONS OF NEW SPECIES. 



quite different by the dull color and erect short bristles which 

 clothe the upper surface. The body beneath is shining testa- 

 ceous and finely punctured. 



240. L<. guttulata. Elongato-elliptica, fusca, testaceo-variegata, ni- 

 tida, pube subtili baud dense vestita, tborace lateribus late explanatis 

 testaceis, elytris margine anguste reflexo testaceo, macula pallida com- 

 immi transversa dentata ornatis. Long. -23. 



Illinois; Mr. Ulke. Much narrower than our other species, 

 and clothed with fine pubescence, not with erect hairs. The 

 disc of the thorax is fuscous, scarcely variegated, and the broadly 

 depressed sides are testaceous ; the elytra are variegated with 

 fuscous and testaceous, with the narrow lateral margin testa- 

 ceous ; there are some small scattered pale spots, and a large 

 common transverse dentated pale spot extending half way from 

 the margin across the suture and a little behind the middle. The 

 head and antennae are fuscous, the under surface rufo-testaceous. 



PSILOPYGA LEC. 



241. P. nigripennis. Latius ovalis, convexa, Isete rufa nitida, 

 capite thoraceque sat dense punctatis, elytris nigris punctato-striatis, 

 interstitiis parce subtilius punctatis. Long. -20. 



York County, Pennsylvania ; Dr. Melsheimer. Broader than 

 P. histrina ; apart from color it differs by the thorax being uni- 

 formly punctured, without any intermixture of larger points, by 

 the striae of the elytra being less impressed, with the punctures 

 of the intervals larger and more distant. 



CYBOCEPHAI^lIS ER. 



242. C. nigritllltis. Rotundatus, globatilis, niger nitidus laevis, 

 antennis pedibusque piceo-testaceis. Long. -04. 



Georgia. Resembles a minute Agathidium, but easily distin- 

 guished by the characters of the family. 



IPS FABR. 



243. I. cylindricus. Cylindricus, elongatus, niger nitidus, subtilius 

 punctatus, thorace capite baud latiore, latitudine longiore, lateribns 

 rectis, fere parallels, postice paulo convergentibus, elytris macula magna 

 humeral! alteraque utrinque transversa paulo pone medium obscure 

 Banguineis. Long. -28. 



Nebraska; Mr. Ulke. A very remarkable species, with a 



