HYMENOPTERA ACULEATA. 



(11) 14. $ tibim scutate; ? occipital margin of 

 the cheeks elevated and terminating 

 in a tooth ...... 



(10) 15. Posterior tibiK olavate and rounded 

 without spines or teeth 

 (9) 16. Basal area of propodeum clearly 

 defined. 



(18) 17. Surface of mesonotum dull, its punc- 



tnration so fine as to be only ob- 

 servable through a strong lens . 



(17) 18. Surface of mesonotum shining, its punc- 

 turation distinct. 



(20) 19. Clypeus black, front tibias of $ scutate . 



(19) 20. Clypeus flavous, front tibicB simple in 



both sexes 



(8) 21. Seventh dorsal valve of the $ much 

 more strongly punctured than the 

 rest ; sixth in the 9 iiot excavated 

 (Subg. Grossocerus, Lep.). 

 (23) 22. Larger ; tibiaj of ^J scutate, clypeus 

 yellow in both sexes .... 



(22) 23. Smaller; tib'as simple, clypeus black. 



(29) 24. (J with the anterior metatarsi pale, 



spotted or banded with black, or with 

 a small tooth or tubercle at the sides 

 of the metasternum; J with the 

 metasteruum laterally spinose. 



(23) 2-5. (J anterior metatarsi spotted with 



black ; ? with the basal area of pro- 

 podeum diagonally strigose. 

 (27) 26. cJ anterior tarsi with the basal joint 

 scutate ; ? with the jiropodeal area 

 smaller, its sulcatures wider and 

 stronger, and with the anterior tarsi 

 slightly wider ..... 



(J anterior metatarsi not scutate; ? 

 propodeal area larger, its sulcatures 

 not so strong, anterior tarsi narrower 



J' anterior metatarsi entirely pale ; ? 

 propodeal area smooth, or with such 

 fine stria! as to be observable only 

 under a strong power .... 



(^ anterior metatarsi not spotted or 

 banded with black ; ? metasternum 

 not laterally spinose. 



Mesonotum shining, puncturation fine 

 but not very close, tibite widely pale at 

 the base ; propodeal area polished and 

 shining in both sexes, apex of abdo- 

 men testaceous in the ? . . . 



(30) 31. Mesonotum somewhat dull, punctura- 



tion very close, propodeal area dull 

 and deeply striate in the (J, striate 



CBTBATOS. 

 CAPITOSUS. 



roDAGRICUS. 



GONAGER. 

 APEIDUir. 



PALMAUIUS. 



Wesmaeli. 



