342 Lieut.-Colonel C. T. Bingham on 



apical margins of the pccoikI ami tliird abdominal segments 

 ciliated with yellow hairs. Head transverse, about twice as 

 broad as long ; cheeks well developed, but narrow; occiput 

 transverse ; eyes oval, emarginate internally ; antennfe stout, 

 densely pubescent, the hollow below the base of the antennae 

 and the front remarkably deep ; mandibles narrow ; the 

 whole head closely and very coarsely ])unctnred. Thorax 

 about as broad as the head, closely, coarsely, but shallowly 

 punctured; the pro- and mesonotum rounded, in front the 

 latter with three longitudinal carinai; scutellum laterally 

 compressed, gibbous, rounded posteriorly, divided from the 

 mesonotum by a remarkably broad and deep but short trans- 

 verse sulca ; postscutellum and median segment much de- 

 pressed below the scutellum, the median segment convexly 

 rounded and covered with large shallow fovea? ; legs densely 

 pubescent; wings fuscous, Avith three cubital cells; tegulae 

 remarkably broad. Abdomen fusiform, broadest towards the 

 apex of the second segment, finely punctuied, shining, 

 pygidial area foveate ; the carina on the first ventral segment 

 narrow, laminate, ending in a raised blunt point posteriorly ; 

 ventral surface of the second segment with a remarkable 

 broad bilobed excavation, smooth inside and bounded by a 

 punctured margin. 



Length 13; exp. 25 millim. 



IJal). South Africa, Rustenburg {Distant). 



Mutilla charaxus, Smitli. 



Mutilla charaxus, Smith, Cat. Hvm. B. M. iii. (1855) p. 17, J ; Sich. 

 & Radoszk. Hor. Soc. Ent. Ross. vi. (1869) p. 28:i, d". 



One male, Fort Johnston, Nyasaland {Rendall). 



Mutilla achtron, Smith. 



Mutilla acheron, Smith, Cat. Ilym. R. M. iii. (1855) p. 18, J ; Sich.& 

 Radoszk. Ilor. Soc. Ent. Ross. vi. (1860) p. 296, ^. 



One male, Rustenburg {Distant). 



Mutilla atropoSj Smith. 



Mutilla atropos, Smith, Cat. Ilym. B. M. iii. (1855) p. 22, S- 



'r Mutilla albi^tyla, Sauss. Dist. Nat. Transvaal, 1892, p. 225, (S , 



pi. iv. fig. 7. 

 Mutilla artemisia, Perin. Ann. S. Afr. Mus. i. (1899) p. 368, c?. 



Six males, Fort Johnston, Nyasaland {Rendall). 



It is somewhat doubtful whether M. albistyla^ Sauss., is 

 really identical with Smith's insect. It is much smaller and 

 the white transverse band on the abdomen is different. 



