114 HYMENOPTERA OF SARAWAK. 



Length 8 mm. 



Hab. Kuching. March. 



Smooth and shining, the median segment irregularly areo- 

 lated. The furrow in the centre of the edge of the mesonotum 

 crenulated ; scute liar depression large and deep, with 3 stout 

 keels, the central slightly higher than the lateral. Scutellum 

 flat, narrowed obliquely towards the apex, which is keeled ; 

 post-scutellum hollowed, the sides stoutly keeled, slightly 

 obliquely narrowed towards the apex, the centre being trans- 

 verse. The central basal area of the metanotum is Lirge, about 

 twice longer than wide, and rounded at the apex. On the base 

 of the mesopleurse in the middle are 5 stout, irregular keeh, the 

 space between them being depressed ; below them, and placed 

 obliquely, are 3 large fovese, the apical being the larger. 

 Metapleurse with 3 stout curved keels, which have some oblique 

 keels at the base, and on the upper and lower parts, these form- 

 ing irregular areae ; the apex is bounded by a stout keel. 

 Abdomen smooth and shining ; the basal 2 segments distinctly 

 margined laterally, the 2nd with a transverse curved furrow in 

 the middle. 



The lateral keels on the front are large and raised below, 

 becoming narrowed above and do not reach to the ocelli ; in the 

 centre of the front are 2 stout keels which converge above, and 

 are dilated at the base of the antennae. Areolet longer than 

 broad ; its basal nervure with a distinctly oblique slope. Scape 

 of antennae about 3 times longer than wide. There is no ap- 

 pearance of a stump on the 2nd transverse cubital nervure. 



Disophrys fumipenjiis, sp. no v. 



Luteous, smooth and shining, the flagellum of antennse and 

 the hind tibiae and tarsi, black ; wings fuscous, highly iridescent, 

 the base from the transverse median nervure and an oblique 

 cloud, extending from the base of the stigma to the anal 

 nervure, hyaline ; the stigma and nervures black. 9 . 



Length 7-8; terebra 1 mm. 



Hab. Kuching. October. 



Jour. Straits Branch 



