18 DESCRIPTIONS OF NEW SPECIES. 



tellari distincta, 2nda postice uniptmctata, ad apicem oblique subtrunca- 

 tis ; antennis crassiusculis, palpis pedibusque testaceis. Long. ;11. 



New York ; May, under stones. This species is sufficiently 

 distinguished at first sight from all our other species by the large 

 head and oval elytra. The anterior tarsi of the male are scarcely 

 dilated. 



56. S cams. Rufo-piceus pernitidus, capite piceo, thorace subquad- 

 rato, latitudine paulo breviore, postice angustato, angulis posticis obtusis 

 rotundatis, basi utrinque late imprcsso et obsolete punctate, elytris 

 cyaneo-micantibus, thorace latioribus, basi truncatis, apice oblique sub- 

 sinuatis, striis mediocribus, scutellari brevi, 2nda postice unipunctata, 

 epipleuris palpis antennis pedibusque testaceis. Long. '12. 



Hudson's Bay Territory and Illinois ; Mr. Ulke. Quite distinct 

 from all of our other species and readily distinguished by the cha- 

 racters above given. 



PATROBUS DEJ. 



ST. P. rufipes. Niger nitidus, thorace subcordato, latitudine paulo 

 breviore, postice paulo angustato, lateribus fortiter marginatis, antice 

 rotundatis postice obliquis et subsinuatis, angulis posticis rectis sub- 

 carinatis, linea dorsali distincta impressione transversa antica profunda, 

 ad basin utrinque fovea magna profunda punctata impresso, elytris 

 elongato-ovatis thorace latioribus, striis antice punctatis postice minus 

 impressis, interstitio 3io quadripunctato, antennis rufo-piceis, pedibus 

 ferrugineis. Long. -40. 



North Red River; Mr. R. Kennicott. A little more robust 

 than P. fossifrons, with the sides of the thorax less sinuate near 

 the base, with the legs red instead of brownish-black; the elytral 

 striae appear to be less finely punctured. 



ANOPHTHAUttUS STURM. 



58. A. angulatiis. Pallide piceo-rufus nitidus, thorace latitudine 

 longiore subovato, postice angustato et lateribus sinuato, angulis posti- 

 cis rectis prominulis, linea dorsali profunda, ad basin utrinque profunde 

 impresso, elytris ovalibus ad basin late rotundatis, striis antice punc- 

 tulatis postice fere obliteratis, interstitio 3io punctis tribus majusculis 

 impresso. Long. -19. 



Mammoth Cave, Kentucky; Mr. J. Ph. Wild. This species is 

 much smaller than A. tellkampfii, and is readily recognized by the 

 prominent bind angles of the thorax and by the elytra being much 

 less obliquely rounded at base and more deeply striate. 



