[17] On some African species of the Subfamilies Exothecinae etc. 449 



slope, the central being the larger. Abdomen smooth, the 

 basal segment minutely aciculated, not so shining as the 

 other segments. ? and g 

 Length 2 mm. 



Mosambique, Tette (Peters). 



The antennae are longer than the body and are almost 

 bare, or at least without any distinct pubescence. The 

 head is not quite so wide as the thorax; the temples short, 

 broadly narrowed. Malar space as long as the antennal 

 scape. 



Vrogaster fuscicornis, sp. noy. 



Black, the legs fulvous, the antennse fuscous, darker 

 coloured towards the apex, the palpi clear white, the face 

 brownish; labrum testaceous; the wings clear hyaline, the 

 Stigma fuscous. large, the costa of a paler fuscous colour, 

 the nervures white; the metanotum with a stout central 

 longitudinal keel and two lateral, thinner ones, which unite 

 at the apex; they enclose the stigma; there is a transverse 

 keel near the top of the apical slope, between the 

 central and inner lateral keels, forming a large squarish 

 area. $ 



Length 3 mm; terebra 1 mm. 



Cape Colony (Berg). Delagoa Bay. 



Head and thorax covered with a pale, short pile; the 

 face distinctly, the front and Vertex more weakly punctured; 

 the thorax more strongly punctured than the face, the 

 metathorax more coarsely than the mesonotum; the lower 

 half of the niesopleurse smooth and shining; in front of this 

 is a curved depression; there is a deep smooth triangulär 

 depression at the base of the metapleurae, the narrowed 

 end being below; the lower apical part of the metapleurae 

 triangularly projects. First abdominal segment longitu- 

 dinally, closely, rugosely striated; the centre at the apex 

 raised and slightly incised; the segment is a little longer 

 than it is wide at the apex; the base above is roundly 

 narrowed; the apex itself is almost keeled; the 2 nd segment 

 is finely longitudinally striated, about half the length 



Zeitscbr. f. Naturwiss. Halle a. S. Bd. 81. 1909. 29 



