CEUTHORHYNOHIDEUS. 129 



Short oval, not very convex. Black, somewhat dull; 

 tarsi red-yellow; covered rather scantily with brownish- 

 yellow scales, with slight golden-yellow reflection, espe- 

 cially toward base of thorax, with whitish scales forming a 

 spot at scutellum and scattered here and there on rest of 

 thorax and elytra. Thorax with feeble lateral tubercles, 

 very slightly constricted toward apex, anterior margin only 

 slightly raised ; elytra rather strongly narrowed behind. 

 Thorax more flattened than in C. vei'sicolor, with anterior 

 margin less raised, tarsal claws smaller. L. f 1. Eare. 



C. Crotchi, Bris. 



Ceiithorhynchiis, 



A. Femora not toothed. 



a. Suture of elytra white throughout. 



Black, dull ; base of antennae and the legs rust-red ; 

 under-side very closely covered with white scales ; upper- 

 side with gray and brown hairs, central line of thorax, 

 suture and side margin of elytra closely covered with 

 white scales. Anterior margin of thorax moderately raised, 

 sides without tubercle. L. 1 1. Rare. G. sutui^alis, Fab. 



6. Suture of elytra at most white at base. 



I, Interstices of elytra with small tubercles before 

 apex. 



1, Thorax finely punctured. 



A A, Elytra black. 



u a. Body deep black, closely pubescent. 



Similar to C. assimilis but deep black, without metallic 

 reflection, upper-side much more thickly covered with 

 hairlike scales ; lateral tubercles on thorax feebler ; elytra 

 not much longer than together broad, tubercles before apex 

 distinct. L. 1| 1. Eare. C. syrites, Germ. 



J) h. Body leaden-black, scantily pubescent. 



Leaden-black ; under-side rather closely, upper-side 

 scantily covered with hairlike scales, Eostrum long and 

 thin ; thorax much narrowed and constricted toward apex, 

 anterior margin raised, with a central furrow (deeper before 

 and behind, and more closely covered with scales) and 

 with a small raised transverse line on each side, finely and 

 very closely punctured ; elytra one-third longer than 



VOL. II. K 



