MONOGRAPH OF THE WASPS OF BRITISH INDIA. 



479 



10. 



11. 



12. 



13. 



14, 



15. 



16. 



17, 



18. 



19. 



20. 



21, 



The two tubercles on the mesopleuree close 

 together, another very indistinct above the 

 intermediate coxee 

 The tubercles far apart, the one above the inter- 

 mediate coxse acute and bent forward 

 Clypeus convex, with a narrow triangular 

 truncation from below the middle to the apex 

 Clypeus flattened, the apical half subconcave . . 

 Clypeus truncate at the apex . . 

 Clypeus more or less emarginate at the apex . . 

 Lamina of the clypeus free at the apex 

 Clypeus without a free lamina at the apex 

 Clypeus subconcave from the base 

 Clypeus not subconcave at the base 

 Clypeus with a strongly impressed transverse 

 line before the apex . . . . . o . . 



Clypeus without an impresatid Hue 

 Clypeus slightly convex, not impressed on the 

 apical half, with a minute tooth on each side 

 at the apex 

 Clypeus impressed on the apical half or above, 



the apex not toothed . . 

 Enclosed area at the base of the median seg- 

 ment longitudinally striated from base to 

 apex 

 Enclosed area otherwise sculptured 

 Clypeus narrowed towards the apex, the trun- 

 cated margin not measuring more than half 

 the length of the clypeus 

 The truncated margin of the clypeus measuring 

 much more than half the length of the clypeus 

 Second ventral segment rather sparsely but 

 evenly punctured, not smooth in the middle 

 on the apical portion 

 Second ventral segment smooth in the middle 



on the apical portion 

 Petiole broader than long, not narrowed at the 



apex 



Petiole as long as broad, narrowed at the apex. 



Clypeus impressed from above the middle to 



the apex ; petiole much broader than long . . 



Clypeus not impressed above the middle ; 



petiole not much, if at all broader than wide. 



23 



C. dent at a Cam. 

 C. qtcettaensis Cam, 



