212 Annals of the South African Mtisetim. 



side of the posterior, a smaller round mark near the middle on 

 the outer side, a large semicircular one on the apex below at 

 the edge, the base of the tibiae and their apex more broadly, black. 

 Wings hyaline, the nervures blackish. <? . 



Length 4-5 mm. 



Cape Town. 



Sides of front and face irregularly punctured ; the frontal tubercle 

 large, broad, rounded, and narrowed slightly above. Pronotum 

 closely, the middle of mesonotum sparsely punctured, the lateral 

 lobes smooth. Scutellum punctured like the mesonotum, furrowed 

 down the middle ; the apex in the middle closely striated. 

 Metanotum reticulated, its centre stoutly longitudinally keeled. 

 Propleurae aciculated, sparsely punctured below. Apical half of 

 mesopleurae longitudinally striated, the base minutely, closely 

 punctured. Metapleurae irregularly reticulated. Abdominal 

 petiole smooth, about twice longer than wnde ; the fourth seg- 

 ment has a large black mark, widely and largely incised in the 

 middle, at the base ; the fifth is black at the base. Teeth on hind 

 femora black, short, closely packed, about 20 in number ; the coxae 

 are as long as the femora. Flagellum stout, opaque, covered with 

 a white down, the first and second joints equal in length. 



Halticellini. 



Genus STOMATOCEEAS, Kirby. 



* Stomatoceeas fumipennis, sp. nov. 



Black, covered with a white pile ; the basal half of the antennal 

 scape below, the basal 4 joints of the flagellum, the knees, the 

 anterior tibiae, the apex of the 4 posterior tibiae and the tarsi, rufous ; 

 wings dark smoky, tinged with violaceous, the basal third of the 

 wings and a small cloud twice longer than wide, and rounded below 

 at the stigma, hyaline ; the costa and nervures deep black. J . 



Length to end of ovipositor nearly 9 mm. 



Cape Colony. 



Face and clypeus closely rugosely punctured ; the frontal de- 

 pression, except at the top, closely transversely striated. Sides of 

 clypeus broadly roundly dilated. Immediately below the antennae is 

 a stout projection, smooth and shining, roundly narrowed above, its 

 apex rounded. Mandibles except at the apex, and labrum dark 

 rufous ; the former is depressed at the top. Pro- and mesothorax 

 closely rugosely punctured ; the apical half of mesopleurae closely 



