736 Transactions South African Philosophical Society, [vol. xii 



having a few scales along the posterior margin ; scales on the pro- 

 pygidiuni, pygidium, and abdomen as in the male. 



Length •4-4-i- mm. ; width 2J mm. 



H. hyhricliis, Burm., which I have received from Graham's Town, 

 is the same species as H. pachycjlutus, but the trochanters of the 

 hind legs are not quite so elongate, and the inner angular tooth of 

 the base of the hind tibiae is not very distinct. 



Hah. Cape Colony (Cape Town, Stellenbosch, Paarl, Malmes- 

 bury, Clanwilliam, Graham's Town). 



Heterochelus aurantiacus, Burm., 

 Handb. d. Entomol., iv., 1, p. 104. 



Male : Black, covered with light golden-yellow scales, legs red ; 

 clypeus with four teeth, the two median ones of which are very small ; 

 head briefly pul^escent ; prothorax clothed with yellow scales slightly 

 more elongate than those on the scutellum and elytra, which are 

 rounder and a little denser; the elytra are non-costate; the pro- 

 pygidium, pygidium, and sides of the abdomen are densely scaly, 

 the scales being of the same colour as those on the elytra; the 

 trochanters of the hind legs are almost non-spinose, the hind femora 

 are swollen, and the teeth on each side of the knee are of equal size ; 

 the hind tibii3e are obliquely emarginate inwardly for some distance 

 from the base, compressed, not grooved beneath, and have a nearly 

 median short but sharp tooth in the inner face; there is no apical 

 mucro or apical spur and the hind claws are single and simple. 



Female : Elytra chestnut-red, partially squamose along the suture 

 of the elytra. 



Length 4 mm. ; width 2 J mm. 



Hah. Cape Colony (Port Elizabeth). 



Heterochelus armatus, Burm., 



Plate XLII , fig. 45. 

 Handb. d. Entomol., iv., 1, p. 107. 

 Male : Black, with the elytra and legs reddish ; the head and 

 prothorax are briefly but moderately densely pubescent, and have 

 very few flavescent scales which can, however, be traced along the 

 base ; scutellum, elytra, propygidium, pygidium, and sides of the 

 abdomen clothed with ochraceous-yellow, contiguous scales ; clypeus 

 quadri-dentate, but the two median teeth vei'y small ; elytra without 

 costee ; hind femora thick, long and having at some distance from 

 the knee a conspicuous spine curving somewhat downwards, the 



