438 CBXOOKOM. 



b'. Abdomen more or less blue or green. 



a 2 . Sides and apical margins of two basal [p. 466. 



segments cupreous golden C. sandaracata, 



b-. Abdomen without "any cupreous or 



golden effulgence. 

 a*. Head narrower than pronotum; 



anterior ocellus placed in a hollow . C.fuscipennis, p. 467. 

 b 3 . Head as broad as pronotum or broader. 

 a 4 . Apical abdominal teeth remarkably 



broad and obtuse. 

 a\ No transverse carina on front. 

 a*. Medial two teeth closer to one 

 another than either is to the 



tooth next to it exteriorly . . C. anyustata, p. 469. 

 b ''. All four teeth equidistant . . C. cotesi, p. 470. 

 ft"'. A transverse carina on front. ... C. jjerfecta, p. 471. 

 ft'. Apical abdominal teeth acute. 

 a*. Medial two teeth longer than 



lateral teeth. 

 a 6 . Anterior ocellus with a carina 



on each side C. bhavante, p. 472. 



ft 6 . Anterior ocellus without carina; 



at the sides C. bahachtr, p. 473. 



ft 3 . Medial two teeth not longer than 



lateral teeth. 



fl. Punctures on 1st abdominal 



segment coarser than on 2nd. 



a~. Facial cavity transversely and 



sharply margined above by 



a carina ; length 10 -11 mm. C. conserta, p. 474. 



ft. 7 . Facial cavity not margined 



above, sinuate, a transverse 



carina above it on front, 



not along margin; length 



6 mm C. saraksensis, p. 475. 



ft c . Pu nctures on 1 st abdominal seg- 

 ment not coarser than on 2nd. 

 a 1 . Anterior lateral angles of 

 pronotum seen from above 



distinctly truncate C. indoyotea, p. 475. 



ft 7 . Anterior lateral angles of 

 pronotum seen from above 

 sharply prominent, not 



truncate C. ionophris, p. 476. 



E. Apical margin of abdomen with 5 teeth. 



a. Postscutellum furnished at base with a broad [p. 477. 



mucro C. shanyhaiensts, 



ft. Postscutellum without mucro. 



a. Outer emarginations on apical border of 

 abdomen distinctly broader than medial 

 emarginations. 



a'. Anteapical series obsolete C. libita, p. 478. 



b'. Anteapical series not obsolete, well- 

 marked. 



a 2 . Teeth on apical margin of abdomen 

 acute, triangular, subequal ; head 

 and thorax above and sides of abdo- 

 men aeneous purple C. imperiosa, p. 479. 



