CHHYSIS. 



439 



b' 2 . Teeth ou apical margin of abdomen 

 not all acute, nor triangular nor sub- 

 equal ; head, thorax and abdomen 

 differently coloured. 

 3 . Median tooth short obtuse, 2 outer 



teeth on each side acute. 

 4 . Two outer teeth on each side 

 spinose, equal; 1st abdominal 

 segment with a lateral cupreous 

 golden spot near apical margin . C. furcifera, p. 480. 

 b*. Two outer teeth on each side sub- 

 triangular, unequal, the outer 

 the shorter ; 1st abdominal 

 segment without lateral golden 

 spot, 2nd segment lightly golden 



along apical margin C. amcenula, p. 481. 



I s . Three median teeth obtuse, outer 



tooth on each side acute. 

 a*. Abdomen above densely and 

 coarsely punctured, apical mar- 

 gins of 1st and 2nd segments 

 with a golden-green 'lateral 

 spot, 3rd segment entirely deep 



blue * C. bengalensis, p. 482. 



It 1 . Abdomen above minutely and 

 very densely punctured, a nar- 

 row band on apical margins of 

 1st and 2nd and on apical mar- 

 gin of basal area of 3rd segment 



cupreous C. danue, p. 483. 



It. Outer and medial emarginations on apical 



border of abdomen equal C. lusca, p. 484. 



F. Apical margin of abdomen with 6 teeth. 



a. Postscutellum furnished at base with a mucro. 

 a'. Two medial teeth on apical margin of ab- 

 domen closer to each other than either 

 is to the tooth next to it exteriorly; a 

 deep blue lateral spot at base of 2nd ab- 

 dominal segment C'. orientalis, p. 486. 



b' ' . Two medial teeth on apical margin of ab- 

 domen not closer to each other than to 

 the tooth next to each exteriorly ; no blue 

 lateral spot at base of 2nd abdominal 

 segment C. indicti, p. 480. 



b. Postscutellum without mucro. 

 a' . Length under 8 mm. 



a 2 . Abdomen finely punctured, disc of 1st 



segment almost smooth C. arrestans, p. 487. 



b~. Abdomen punctured all over ; large 

 coarse punctures few and scattered, 

 the interspace very finely and densely 



punctured ('. durya, p. 487. 



b'. Length over 9 mm. 



-. Second abdominal segment with two 

 large cupreous lateral spots at apical 

 margin. 

 rt 3 . Second joint of fiagelluni of nnteniue 



very much shorter than 3rd joint . . C. oculata, p. 488. 



