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Bb. 



Antcnnal joints 6-11 annulate with yellow; elytra very coarsely punctured, 

 more or less testaceous or red, sometimes entirely black; r^ 

 with 5th ventral deeply excavated and emarginate . vagans. 



Antennce entirely black; elytra less coarsely punctured, testaceous; 5* with 

 5th ventral less excavated and emarginate .... dehiscens. 



B c. 

 Prothorax densely and coarsely punctured; 5th ventral r^ flattened and 

 truncate. 

 Elytra reddish, testaceous, fuscous towards tip, which is transversely trun- 

 cate • . . . . sanguiuea. 



Elytra obliquely truncate; (^ entirely black, or partly testaceous, V elytra 

 scarlet, with a subsutural spot before the middle, one near the 



side at the middle, and the tip black laetifica. 



Elytra testaceous, feebly truncate, apex and subapical band black; pul)es- 



cence very long hirtella. 



Prothorax less densely punctured; 5th ventral r^ flattened and broadly 

 rounded. 

 Elytra obliquely truncate and subdentate at tip; black, with yellow mark- 

 ings, viz.: a subscutellar spot and two transverse bands, con- 

 nected at the suture, more or less interrupted, and even reduced 



to two smaller spots quadrillum. 



Prothorax coarsely punctured; elytra densely pubescent with golden hair 

 arranged transversely; 5th ventral (^ scarcely impressed; elytra 

 transversely truncate, frequently fuscous at the sides. 



chrysocoma. 



Prothorax usually densely and coarsely punctured, transversely impressed 



and constricted behind, disc more or less channeled; 5th ventral 



(^ scarcely impressed; pubescence of the elytra short and sparse. 



First joint of middle tarsi as long as the two following; prothorax feebly 



impressed. 



Pubescence of prothorax golden; elytra testaceous, suture and lateral 



vitta extending to tip black nigrolineata. 



Black, pubescence brown; elytra and legs testaceous, prothorax suban- 

 gulated on the sides, elytra more coarsely punctured . rufala. 

 F"irst joint of middle tarsi scarcely longer than the second; sides of elytra 

 more sinuate. 



Elytra testaceous, tip black, or entirely black proxima. 



First joint of the middle tarsi as long as the two following; prothorax 

 sparsely punctured, more deeply channeled and impressed; hind 

 angles of head more tumid and nearly square; elytra elevated 

 at base. 

 Fusco-testaceous, elytra paler, with a medial marginal dark spot; an- 

 tennae cf very long biforis. 



Black, antennae ^ moderate dolorosa. 



