ixnABiTTNG Nonrn America. 41 



tenna? brownish : tarsi piccous ; stiire of the elytra punc- 

 tured. 



Length seven-tenths of an inch. 



Bodif 2;lal)rous, black, iiiipunctiired. 



Hi (ill (uitcninr brownish towards the tips, joints attenuated 

 towards the bases; lahrum truncate; pulpi piceous. 



Thorax transverse, contracted beiiitul rather abru|)tly, tip of 

 tlie posterior angles ol)tusely rounded, siiblobatc : dorsal 

 line jiot attainino; tlie base, ijasal lines indcnteil, ex- 

 curved to the angles, anterior transverse line obsolete or 

 wanting, lateral edge much rounded, abru()tly cxcurved 

 behind. 



Eli/fra convex, strife not deeply impressed, punctures lon- 

 gitudinal, alihreviatcd stri:e near the suture, obsolete 

 marginal interstitial line serrate with occUate punctures, 

 third line with a single puncture near the middle. 



Feet black ; tibia at tip and tarsi dark piccous. 



This species is referable to the genus Pterochistus of Bo- 

 nelii. 



1 1. F. *sti/gica apterous, black, glabrous, impunctured ; strite 



impunctured ; l)asal thoracic lines dilated. 

 Length more than three-fifths of an inch. 



Carahus »li/irictin. Alclsh. Catitl. 



Body lilack, impunctured, glabrous. 



AntennK rather surpassing the base of the thorax, brownisli 



towards the tips, the joints attenuated towards their bases; 



palpi rufous. 

 Thorax, diameters sul)equal, gradually a little contracted 



behind, edge not excurved at the hind angles, hind aivsh's 



not prominent, rounded, basal lines double, dilated, orlji- 



cular. and scal)r()us. I»asc wider tl)an the petiole. 

 Elytra slightly tiiiaed with brown, stiise indented, ini|)Mnc- 



tured, interstitial lines convex, third with a sirjglc punc* 



ture behind; ivings none. 



VOL. II. F 



