12 DESCRIPTIONS OF NEW SPECIES. 



EPISTEMES Stephens. 



268. E. apicalis. Ovalis convexus, nigro-piceus nitidus, obsolete 

 parce punctulatus, tliorace angulis posticis subacutis, lateribus vix 

 rotundatis subtiliter niarginatis, elytris pone medium indeterminate 

 rufo-testaceis, antennis pedibusque testaceis. Long. *04. 



Middle States ; not rare. The presternum in this genus is 

 bistriate, and closely applied to the mesosternum, reminding one 

 of the form seen in Acritus and many other Histerida?. 



IIOLOPARAMECIS Curtis. 



269. H. pacificus. Elongatus, testaceus nitidus, tborace cordato 

 convexo, ante basin profunde transversim impresso, impressione versus 

 medium latiore, elytris parce punctulatis, antennis 11-articulatis. 

 Long. -03. 



Fort Yuma, California ; under bark of Cottonwood. The 

 thoracic impression attains the sides and is not composed of 

 foveas. 



LATHRIDIl'S III. 

 27©. E. liratlis. Fusco-testaceus nitidus, capite fortiter punctato, 

 vertice canaliculato, thorace latitudine longiore, medio sensim valde 

 angustato, lateribus fortiter marginatis, disco punctato, bicarinato pone 

 medium late profunde impresso, elytris ovatis tborace duplo latioribus 

 convexis, ante medium impressis, striis profunde fortiter punctatis ver- 

 sus apicem minus profundis. Long. -08. 



N'ew York and Canada ; Mr. Ulke. A pretty species resem- 

 bling L. costicollis Lee. from California, but with the thorax 

 narrower and much more strongly constricted at the middle. 



TRIPHYLLIS Latk. 



2*71. T. ruficornis. Elongato-ovalis, convexus, nigro-piceus nitidus, 

 baud subtiliter griseo-pubescens, fortiter sat dense punctatus, bumeris 

 obscure runs, antennarum clava, tibiis tarsisque piceo-rufis. Long. -13. 



Middle, Southern and Western States ; not rare. I have 

 adopted the name under which I received it from Dr. Melsheimer. 



BERGEVES Er. 



272. B. pumilllS. Elongatus niger opacus, scabro-punctatus, pube 

 rigida cinerea minus subtiliter vestitus, tliorace latitudine longiore, 



