AMERICAN PniLOSOrniCAL SOCIETY. 481 



It was brought from Missouri by Mr. Xuttall, and is very rare 

 in Pennsylvania. 



[Belongs to Amphasin Xownian, and was described by him as 

 A. fiUcirollis ; it is also the Ilarji'ilus tthxrurijieimis Dej. — Lkc] 



40. F. OBSOLETA. — Totally deep black, immaculate, inipunc- 

 tnred, glabrous. 



Length one-fourth of an inch. 



Body black, glabrous, impunctured ; antennrc at base deep 

 blackish-piceous; thorax narrower than the elytra, rounded, rather 

 wider before [58] the mkldle, hind angles slightly projecting, 

 the edge not excurved, base impunctured, dorsal line obsolete, 

 basal line wanting ; elytra, stria3 obsolete or slightly impressed, 

 impunctured; feet blaek-piceous ; tibire rather lighter. 



Seems to belong to the genus An/ufor. 



[A Fhitynusj afterwards described as Agonvm liirhiosum Dej. 

 — Leg.] 



41. F. PUNCTlFORMis. — Black; thorax rounded behind, basal 

 lines puuetiform ; elytral striae punctured. 



Length seven-twentieths of an inch. 



Body black, glabrous ; antennae brown, piceous at base ; palpi 

 blackish; thorax, lateral curve regularly rounded, posterior angles 

 very obtusely rounded, dorsal line obsolete, basal lines each in 

 the form of a dilated puncture, base impunctured; elytra, striae 

 slightly punctured, interstitial lines depressed, third one with 

 three remote punctures ; pectus and postpectus impunctured : 

 feet black ; tibiae and tarsi blackish-piceous. 



Probably referable to the genus Anjutor. 



[Also a Plattfiius, and subsequently described as Agonum 

 nifipes Dej., and A. foveicollc Chaud. — Lec] 



42. F. RECTA. — Piceous-black ; antennao, palpi, and feet 

 rufous ; thoracic inipres.sed lines very distinct, posterior angles 

 counded. 



Length rather less than three-fifths of an inch. 



Body piceous-black, glabrous, beneath rather paler; antenna 

 brownish, base and palpi rufous ; labrum piceous ; thorax as 

 broad as the elytra, edge regularly curved, posterior angles ab- 

 ruptly rouuded, base impunctured, dorsal line very distinct, basal 

 1823.] 31 



