DESCRIPTIONS OF NKW SPECIES. 49 



110. P. opaeiis. Niger, subopacus, c-.-i j>it<* thoraceqne nitidis, illo 

 parce grosse punctato, et punotulato, hoc fortiter crebre punctato, elytris 

 profunde dense punctatis, abdomiue Bubtilius punctato, antennie \ 



pedibusque rlavo-testaceis. Long. -32 — v>7. 



Georgia. More slender than the preceding, being of the same 

 form as P. parous. 



PALAHIIKUS Er. 



171. P. pallipes. Nigro-piceus nitidus, capite fortiter baud dense 

 punctato, thorace obovato, latitadine liaud breviore, parce grosse punc- 

 tato, elytris thorace latioribus et sesqui longioribus, piceo-testaceis for- 

 titer punctatis, abdoniine bifariani (sicutin speciebus alteris) reticulato, 

 antennis palpis pedibusque pallide testaceis. Long. -20. 



Atlanta, Georgia. A specimen kindly given me by Col. Mot- 

 schulsky. Larger in size and different in color from our other 

 species. 



17*2. P. lividus. Flavo-testaceus, nitidus, capite thoraceque pnnctis 

 perpaucis notatis, hoc obovato, latitadine baud breviore, elytris thorace 

 baud latioribus et paulo longiorihus parce fortiter punctatis, abdomiue 

 rufo-piceo, reticulato. Long. "15. 



One specimen found on leaves of Salix, at Fort Yuma, Cali- 

 fornia. Similar in appearance to P. tedaceus, but the thorax is 

 not transverse and has a much more sparse punctuation, and the 

 elytra are shorter. 



173. P. larvalis. Testaceus nitidus, eapite ■.■horaeeque punctis pau- 

 cis grossis sparsis notatis, hoc latitudine haud breviore obovato, elytris 

 thorace nee latioribus nee longioribus, grosse haud dense punctatis 

 abdoniine piceo, fortiter reticulato. Long. '13. 



Long Island, near New York, under moss. Differs from all 

 the preceding species by the shorter and more coarsely punctured 

 elytra. 



DIAXOUK Cobtis. 



174. D. clialylJeus. Nigro-coeruleus nitidulns, Bubtiliter albo-pubes- 



cens, thorace subtilius punctato, elytris macula rotundata rubra utrinque 



ornatis. Long. - 19. 



Marquette, Lake Superior, on the short' of the lake, nnder 

 pieces of wood, in July. This species agrees precisely with 

 Brichson's description of the European D. cceruleseens, hut ou 



