AMERICAN rUILOSOI'UlCAL SOCIETY. 571 



bifid at tip, and with the palpi piceous ; neck distinct ; thorax 

 nearly orbicular, a little wider beibrc the middle and narnjwer 

 behind; convex, with sparse black hairs; elytra with sciittered 

 upri^'ht hairs; subsutural striae deeply indented, particularly to- 

 wards the base; tip truncate, not sinuate; taken tof^ether, trans- 

 verse (juadrate ; tergum black ; feet yellowish ; thighs towards 

 the tip pieeous. 



Length over one-tenth of an inch. 



The labruni is longitudinally indented in the middle, and at tip 

 is widely, but not very deeply eniarginate. The habit differs 

 from that of most of the species, and it cannut be, rigidly speak- 

 ing, congeneric with hicolur and pi if lipes Grav. [456] 



[Belongs to Ajiorci/iis. — Lec] 



1 1 varies in having the feet entirely yellowish and the tips of 

 the carinas of the head honey-yellow. 



7. L. MILLEPUNCTATUM. — Piceous ; with dense, minuto punc- 

 tures ; thorax with a glabrous line, rounded behind. 



Inhabits Indiana. 



Body dull piceous, with very minute, crowded punctures and 

 small hairs ; head larger than the thorax, black piceous, quad- 

 rate, almost lobed at the posterior angles; antenniB and mouth 

 paler, rufous ; thorax, as in Sfaphi/linus, rounded behind and 

 truncate before ; a dorsal, slender, glabrous line ; elytra paler on 

 the humerus ; tergum dark piceous, posterior margins of the seg- 

 ments and lateral margin paler; beneath honey-yellow, head ru- 

 fous. 



Length less than one-fourth of an inch. 



The form of the thorax and head is that of a Sfaj)hj/liHus ; 

 which, together wj^th the dense and minute puncturing, distin- 

 gui.sh this species very readily from others, 



[Belongs to Lithocharis, and previously described as Pxdcrus 

 corticinus (3rav. — Leg.] 



8. L. CONFLUENTUM [cONFLUENS.] — Plceous ; densely punc- 

 tured ; thorax short, rounded behind and angulated before each 

 side ; head large. 



Inhabits the United States. 



Body piceous; head with close set, discoidal punctures; large, 

 ovate or subquadratc; tips of the carina; of the antenuic, base of 

 1834.] 



