139 
AUSTRALIAN HYMEN OP T ERA CHALCIDOIDEA, III— GIR AULT. 
Fore wings uniformly embrowned at distal third or more. 
Fore wing with two rows of bristles under the submarginal 
vein (10 or more bristles). 
Scutellum with only four seta); fore wing slightly 
embrowned throughout; head finely scaly . . nigrella Girault. 
Fore wing with but one row of large bristles under the sub- 
marginal vein (two bristles). 
Mandibles tridentate, the inner tooth broad; scutellum 
with about four setee; fore wings embrowned 
uniformly from proximal two thirds to apex . . sumneri Girault. 
Mandibles bidentate, the inner tooth broad; head finely 
circularly striate; scutellum with many setee but 
not as hairy as the scutum; fore wing slightly 
embrowned throughout . . . . . . . . nigra Girault. 
LITERATURE REFERRED TO 
1890. Koebele, Albert. Bull. No. 21, revised edition, Division of Entomology, U. S. Department 
of Agriculture, Washington, D.C., U.S.A., pp. 17, 18, fig. 8. 
