016 Transactions South African Philosophical Society, [vol. xiii. 



ONTHOPHAGUS ASPERICEPS, n. Sp. 



Very small, black, with the elytra entirely testaceous; upper side 

 clothed with a short pubescence. Epistoma rounded, frontal part 

 with an arcuate carina situated in front of the central part of the 

 head, vertex entirely simple. Prothorax covered with a moderately 

 large punctuation very closely set and consisting of punctures about 

 equal in size, but some are very shallow and the others very deep ; this 

 punctuation is simple except that of the anterior half of the sides, 

 which is indistinctly asperous ; the sides are hardly sinuate near 

 the posterior angles, the base is folded. Intervals of elytra with 

 somewhat closely set granules. 



Length 2i mm. 



Hab. Damaraland (Okahandja). 



H. d'Orb. 



Onthophagus burchelli, n. sp. 



Head and prothorax greenish blue, the remainder of the body 

 black greenish, upper side with a short yellow pubescence except 

 the pygidium, which is covered with long white setae. Epistoma 

 bluntly curved or hardly sinuate, frontal part with an arcuate 

 carina, vertex with a strong, straight carina situated between the 

 centre of the eyes ; prothorax granulated, the granules somewhat 

 remote on the posterior part of the disk, somewhat closely set in 

 front and on the sides, the anterior part with a strong median pro- 

 jection divided at the top by two small tubercles ; sides sinuate near 

 the posterior angles, base with a fine border; intervals of elytra with 

 remote granules. 



Length 6-7^ mm. 



Hab. Cape Colony (Griqua Town), Damaraland (Windhoek, 

 Okahandja). 



H. d'Orb. 



Onthophagus convexus, n. sp. 



Very small, black, with the elytra completely testaceous; upper 

 side with a short pubescence. Epistoma rounded, frontal part with 

 an arcuate carina situated in front of the central part of the head, 

 vertex simple. Prothorax covered with a moderately large, very 

 closely set punctuation consisting of punctures nearly equal in 

 width, but the ones very shallow, the others very deep; this 

 punctuation is simple, except on the anterior half of the sides 

 which is indistinctly asperous; the sides are hardly sinuate near 



