384 Annals of the South African Museum. 



M. bxornatum, Santschi. 

 Loc. cit. $ • 



" £ . 2'8 mm. Reddish-yellow. Middle of the abdomen tinged 

 with brown. Mandibles, antennae, and legs } r ellow. Pubescence very- 

 fine and sparse on the body, a little more abundant on the legs and 

 antennae. Pilosity absent. Head and thorax coarsely and evenly 

 reticulate, with little pits or punctures between the meshes. Both 

 nodes and the abdomen veiw finely striolate-rugose and slightly 

 shining. Head cordiform, very deeply emarginate behind, a little 

 longer than wide, bearing three pairs of teeth as follows : 1. A fairlv 

 short spine near the posterior angle. 2. A similar spine placed 

 above, at the posterior fourth of the head. 3. A longer spine, external 

 to the insertion of the antennae and directed outwards. The eyes, 

 placed a little in front of the middle of the sides, are very convex, 

 their diameter equalling the length of the 1st joint of the flagellum. 

 The scape extends back as far as the posterior fourth of the head. 

 Anterior margin of clypeus emarginate in the middle. Mandibles 

 linear, two-thirds as long as the head, dilated at the base and ending 

 at the apex in three spiniform teeth. , Thorax much narrower than the 

 head. Sides of pro-mesonotum rounded, without shoulders in front. 

 The pronotum and front of the mesonotum is abruptly and step-like 

 depressed towards the meso-epinotal suture, with a tooth at the angles. 

 Epinotum marginate, concave transversely, armed with strong spines 

 directed outwai-ds and upwards and as long as the dorsum of the 

 epinotum. First segment of the petiole with a long peduncle in front, 

 the node low and armed with three spines, two lateral ones in front 

 and a median one behind. Second segment three times wider than 

 long, and three times wider than the 1st, the sides lamelliform, 

 emarginate and narrower in front than behind ; the posterior margin 

 biconcave. The ventral surface of both nodes unarmed, flattened, and 

 without any spongy tissue. Abdomen oval, as wide as the head. 



"Dukudu, Zululand (Traegaordh)." 



Genus EPITEITUS, Emery. 

 Bull. Soc. Ent. Ital. I., p. 136, 1869. 



Characters. 



" $ . Head subcordiform, wide behind, narrowed in front, the 

 posterior margin emarginate. Clypeus triangular. Mandibles more 

 or less elongate and straight, sometimes curved at the apex, without a 

 masticatory margin, the inner margin more or less strongly den tic u- 



