Journ. Bomb. Nat, Hist. Boo., Vol. V., 1 890. 



7. 



7- Nesfc of Ischrwgaster esimius (actual size). 



8. Nest of Inchrtogaster nigrifrons (do. do. ) 



9. Front view of head of F&rreoln greenii, showing* rsmarkabie tuberculated 



front abore the clypcus. 



