I'ARACUl'XA AND CONOGNATRA. 339 



verse impression above the scutellum. Elytra once and three-quarters 

 as long as wide, punctate-striate ; sides slightly sinuate above the 

 middle ; posterior margin from behind the yellow band denticulate ; 

 apex of each bidentate. Beneath punctured ; breast and legs with a 

 few long hairs. 



Length 8 lines. Breadth 3^ lines. 



Type in the Collection of A. Fry, Esq. 



Hah. Espirito Santo, Brazil. 



C. poSTicALis (fig. 17). Caput thoraxque nitida, nigra, hie cum angulis 

 posterioribus foveatis ; elytra flava, macula nigra utrinque humerali 

 quinque aliis post medium positis et apicc ejusdem coloris; subtus 

 nigra. 



Head and thorax black. Elytra flavous, with a small round black spot 

 on each below the shoulder, and three others in a transverse line about 

 three-fifths of the entire length of the elytra from the base, the middle 

 one larger than the others ; between these and the apex, which is also 

 black, are two somewhat round spots produced on their outer mar- 

 gins so as to touch the sides of the elytra. Beneath and legs dark 

 cyaneous black ; last three segments of the abdomen flavous. 



Head punctured, with a slight longitudinal impression above the mouth. 

 Thorax twice as broad as long at the base ; anterior margin slightly 

 elevated, not quite half as long as the bases ; sides nearly straight ; 

 base with a shallow median lobe ; surface very shining, punctured, 

 with a faint dorsal line, widely impressed at the base above the scu- 

 tellum ; in each posterior angle is a small, round, deep fovea. Elytra 

 once and three-quarters as lohg as wide, finely punctate-striate, the 

 third and fifth interstices raised ; behind the middle a well-marked 

 carina runs parallel to each lateral margin ; sides slightly sinuate 

 above the middle ; posterior margins finely denticulate ; apex of eacli 

 bidentate. Beneath and legs finely punctured, covered with greyish 

 hairs. 



Length 8 lines. Breadth .3 lines. 



Hab. Brazil. From the collection of A. Fry. Esq. 



C. SUBDILATATA (fig. 18). Capitc thoraccque ca;ruleo-viridibus, punc- 

 tatis ; elytris flavis, tribus fasciis nigris ornatis, apice etiam ejusdem 

 coloris ; subtus cseruleo-viridis, punctata. 



Head and thorax bluish green. Elytra flavous, with three transverse black 

 bands ; the first of these is interrupted, being represented by three 

 spots, a small transverse one on the suture and a large irregular 

 one touching each lateral margin ; the second is placed about the 

 middle, the third midway between it and the apex, its lower margin 

 regularly rounded and almost semicircular ; the apex also is black. 

 Beneath and legs bluish green. 



