EXA.ORODUS. MONOBLASTUS. 331 



indeterminately, black ; basal segment fully thrice as long as 

 apically broad, subpetiolate and laterally strongly margined 

 beyond its subcentral spiracles ; remaining segments subquadrate ; 

 valvulse exserted and not large. Leys entirely fulvous, with the 

 hind ones rufescent and their tibiae and tarsi infuscate. Wings 

 not narrow, radix and tegulae pale testaceous, stigma ferruginous, 

 areolet wanting, though with a suggestion of a nervure at the 



Fig. y^.Exacroduspopulans, Mori. 



external half of its submarginal nervure, which is short; basal 

 nervure continuous ; nervellus autefurcal and strongly intercepted 

 at its lower third. 



Length 6 millirn. 



BENGAL : Pusa, xi. 06. 



Type in the Pusa collection. 



I have seen only the type of this species, which was bred from 

 the Selandriid Sawfly, Athalia proxima, Klug. 



Genus MONOBLASTUS, Htg. 



Monoblastus, Hartig, Wiegm. Archiv. 1837, p. 155. 



Cyphanza, Cameron, Journ. Bombay Nat. Hist. Soc. 1909, p. 723. 



GENOTYPE, Ichneumon neustrice, Schr. 



Head transverse and generally tumidulous, with the face hardly 

 prominent ; clypeus not discrete, its lateral fovese distinct, with 

 no tufts of pilosity ; mandibles with two subequal apical teeth. 

 Antennae filiform, about the length of the body and not centrally 

 dilated ; basal flagellar joint longer than the second. Thorax 

 stout ; metathorax short, with the upper area? distinct. Abdomen 

 subsessile, oblong-subfusiforrn ; first segment bicarinate and 

 gradually a little constricted basally ; ovipositor not entirely 

 concealed, though short and hardly exserted. Legs of normal 

 length ; hind tibiae bicalcarate ; tarsi not incrassate, with the 



