202 Annals of the South African Museum. 



the base, sloping downwards posteriorly ; the epinotal teeth are longer 

 than in the $ , the space between them shallowly excavated. Petiole 

 as in the $ . Abdomen similar to that of the $ , but larger. Wings 

 hyaline, the nervures hardly distinguishable. Puncturation as in the 

 ^ . The pubescence of the abdomen is longer and more abundant 

 than in the $ . 



" $ . 2 mm. Head a little longer than wide ; wider in front than 

 behind ; mandibles large, armed with 4 or 5 teeth, the apical one being 

 the largest. Clypeus similar to that of the ^ > ^ is large, fairly 

 convex, rounded in front, raised above the base of the ' mandibles ; 

 frontal area deep, forming an obtuse angle with the clypeus ; frontal 

 carinae short, frontal sulcus absent ; eyes large, situated in front of 

 the middle of the sides of the head. Antennae 13- jointed, all the 

 joints longer than wide ; scape about as long as the first 8 joints of 

 the flagellum. First joint of the flagellum. a little wider but as long 

 as the 2nd, the latter longer than the 3rd, the remaining joints 

 lengthen and widen gradually towards the apex, without forming a 

 well-defined club ; the apical joint is longer than the two preceding 

 joints taken together. Thorax but slightly elongated, at least as high 

 as wide in front ; pronotum visible from above, the lateral angles 

 pronounced but rounded. Mesonotum a little longer than wide, 

 without Mayrian furrows ; dorsum of epinotum oblique, longer than 

 wide, wider in front than behind, the declivity half as long as the 

 dorsum, nearly vertical and slightly concave transversely ; epinotal 

 teeth strong, acute, divergent towards their apices and directed 

 upwards. Petiole similar to that of the ^ . Abdomen oval ; genital 

 armature small, not exposed. Wings with only one cubital cell, the 

 radial and discoidal cells wanting. Eeddish testaceous, with the upper 

 surface of the head and of the petiole, the flagellum, and some spots 

 on the thorax more or less blackish, abdomen brownish black. Head 

 and thorax dull, finely punctured, at the bottom of each puncture is a 

 piligerous point. Petiole nearly smooth and moderately shining ; 

 abdomen smooth and very shining. Pilosity absent, pubescence fine 

 and not dense. Wings nearly hyaline." 



S. Ehodesia, generally distributed ; Durban. (C. B. Cooper.) This 

 very small species is usually found nesting in grassy soil ; the entrance 

 to the nest is a very minute hole, not surrounded by any earth or other 

 substances. The species is tropicopolitan. 



(S.A.M., P.M., G.A. colls.) 



