BY THOMAS G. SLOANE. 467 



Carenum brevicolle, n.sp. 



Broad, depressed ; prothorax twice as wide as long, strongly 

 rounded on sides, subtruncate behind, posterior angles prominent, 

 squarely marked ; elytra widely truncate at base, broadly rounded 

 at apex, impunctate, the margin not forming a projection at 

 shoulders, inflexed margin wide ; anterior tibiae strongly tridentate. 



Head, undersurface (including inflexed margins of elytra), and 

 legs black, prothorax purple-black, widely margined with green, 

 elytra dark purpli9, with greenish reflections towards sides, margin 

 green. Head subquad rate (4*5 x 6*25 mm.), smooth; frontal sulci 

 deep, curved, diverging a little backwards, turning lightly out in 

 front in a linear course ; pre-ocular sulcus strongly marked ; eyes 

 deeply set in orbits, not prominent ; one supra-orbital puncture on 

 each side. Antennae light, subfiliform, a little compressed ; second 

 joint shorter than third; apical narrow, elongate-oval. Prothorax 

 twice as wide as long (4'75 x 9'5 mm.), depressed; sides strongly 

 rounded ; anterior margin very lightly emarginate, the angles 

 roundly advanced ; posterior angles rounded, but very prominent 

 and strongly marked ; base almost truncate, bisinuate, the middle 

 very widely and shortly produced backward, the sinuosity on each 

 side very light ; border widely reflexed, very prominently so at 

 posterior angles, narrow and without any sinuosity on middle part 

 of base ; marginal channel wide, obsolete on middle of base ; 

 median line strongly impressed ; two marginal punctures on each 

 side as in C. rnarginaticm, &c. Elytra broad (12*75 x 9*75 mm.), 

 lightly rounded on sides, hardly narrowed to base, widely rounded 

 at apex, lightly convex ; base wide, truncate ; humeral angles 

 rounded, but well-marked ; margin wide, becoming wider towards 

 apex and near shoulders ; border reflexed, extending past humeral 

 angles, very lightly turned back, but not forming any projection, 

 at shoulders ; a row of punctures on base of each elytron ; a row 

 of strongly impressed, separate punctures along lateral margins ; 

 suture strongly impressed, linear ; inflexed margin wide. Proster- 

 num deeply and widely channelled between coxae. Legs light ; 

 anterior tibiae tridentate ; the teeth long, light, and wide apart ; 

 exterior ridge with two or three projections above large teeth ; 



