146 HYMENOPTERA OF SARAWAK. 



This genus is referred to the Mesostenini from its small al- 

 most punctiform areolet and from its more thickened antennae. 



Comes nearest to ■ Mesostenus-=Stenarceus i Thorns.; it is 

 much more slenderly built; the disco-cubital nervure is 

 angled and broken by a stump; the median nervure in 

 hind wings not straight, but roundly curved, the temples 

 much shorter, and the clypeus much more convex and roundly 

 separated. 



Ccesula fulvipes, sp. nov. 



Black, the base of the mandibles, an oblique mark on the 

 hinder part of the vertex close to the eyes, a mark on the middle 

 lobe of the mesonotum at the apex, longer than broad, rounded 

 at the apex, transverse behind, scutellum, except at the base, a 

 longish spot on either side of the central furrow on the meta- 

 notum, its apex and a large irregular mark, longer than broad, 

 on the sides, the apices of the 4 basal segments of the abdomen 

 and the 6th and 7th broadly, white. Legs bright fulvous; the 

 middle tarsi blackish, the posterior white, black at the extreme 

 base. Antenna* longer than the body, the scape rufous below ; 

 the 7th to 15th clear white below. Wings hyaline ; the 

 stigma and nervures black. 9 • 



Length 10 mm.; terebra nearly 2 mm. 



Hab. Kuching. April. 



Face finely, closely transversely rugose ; the rest smooth 

 and shining, the front with a broad, shallow furrow. Thorax 

 shining; the pleurse finely, closely longitudinally striated ; the 

 pro- smooth above, irregularly striated below ; the apex of the 

 metanotum with some longitudinal striae below the keel and 

 some transverse bnes at the apex. Hinder knees black ; the 

 calcaria blackish. 



Dinocryptus, gen. nov. 



Entirely black, the wings uniformly violaceous. Trans- 

 verse basal nervure almost interstitial. Disco-cubital nervure 

 roundly curved, not broken by a stump of a nervure. Trans- 



Jour. Straits Branch 



