716 Transactions Sotith African Philosophical Society, [vol. xii. 



Prothorax not grooved, closelj- scabroso- 



punctate promontorii. 



Prothorax grooved, and with scattered non- 



scabrose punctures persimilis. 



a'. Clypeus with the two median teeth indistinct. 

 Trochanters spinose. 



Entirely black ; hind femora with a hamate 

 inner tooth near the knee ; hind tibiae com- 

 pressed, laminate and strongly bi-dentate 

 underneath, and with the mucro produced in 

 a third triangular tooth tristis. 



D'. Hind claws single. 



a^. Trochanters non-spinose. 



Black, elytra and hind tibise red; prothorax 

 with a median line of white scales, and a 

 similar one on each elytron ; scutellum, 

 pygidial part, and abdomen clothed with 

 dense white scales hi-vittatus. 



Black, with the fore legs red and the elytra 

 occasionally chestnut-red, the scutellum, a 

 narrow ledge of the propygidium, and the 

 abdomen scaly ; elytra very roughly punctured ; 

 hind femora with the inner tooth of the knee 

 well developed ; hind tibiae swollen on each side 

 near the base, grooved underneath, equally 

 dentate on each side, and having a hooked, 

 robust, and sharp mucro (pl. xlii., fig. 38) . . rufimanus. 



Black, with the elytra piceous brown, scutellum, 

 apical margins of the elytra, propygidium, 

 abdomen, and pygidium clothed with bright 

 yellow scales ; hind femora simple but with the 

 two teeth of the knee greatly developed ; hind 

 tibiae curved, compressed, semicii'cularly 

 emarginate underneath from the base for half 

 the length, then ampliated and ending in a 

 curved mucro bi-notatus. 



Black, with the fore legs reddish ; clypeus 

 emarginate at tip and not denticulate in the 

 middle, scutellum and apical edge of elytra, of 

 propygidium, and of abdominal segments 

 narrowly scaly ; hind femora with two very 

 conspicuous teeth on each side of the knee and 

 with the inner one produced into a curved spine ; 

 hind tibiae arcuate, compressed, dilated towards 

 the apex and with the lower edge sharply 

 angular immediately above the curved, sharp 

 and long mucro (pl. xlii., fig. 46) J'orcipatus. 



