1908.] Catalogue of the Colcoptcra of South Africa. 581 



Onthophagus subplanus, d'Orbign., 

 Ana. Soc. Ent. Fr., lxxi., 1902, p. 59. 



" Hardly convex, moderately shiny, reddish testaceous, head 

 darker, glabrous on the upper side, pygidium very briefly and 

 sparsely setose ; head closely punctulate, with only one very 

 obsolete carina somewhat short, nearly straight and set slightly in 

 front of the eyes, the anterior part is finely transversely plicate, the 

 rest of the surface moderately finely and closely punctulate; pro- 

 thorax with simple fine punctures more sparse on the disk and 

 gradually denser towards the sides which are hardly sinuate behind, 

 the base is marginate ; elytra very finely striate, intervals convex at 

 the base, nearly plane beyond it, and bearing simple, moderately fine 

 punctures disposed irregularly ; pygidium covered with a fine but 

 remote punctuation. 



Length 5^ mm." 



Hab. Transvaal (Pietersburg). 



d'Orbigny says of this species, which I have not seen, that it. 

 resembles no other known to him. 



Onthophagus ventkosus, d'Orbig., 

 Ann. Soc. Ent. Fr., lxxiv., 1905, p. 530. 



" Shiny, head and pro thorax dark greenish bronze, elytra and 

 pygidium sub-viridous black, glabrous on the upper side, sides of 

 elytra and pygidium very briefly flavous pubescent. Head iner- 

 mous, simply, finely and thickly punctate, but more strongly so on 

 the genae, and having a few larger punctures on the temples; 

 clypeus narrowed at apex, recurved and rounded ; prothorax 

 entirely simply, moderately deeply, and also moderately densely 

 punctate, and having a few minute punctures intermixed in the 

 middle of the anterior declivity, broadly depressed on each side in 

 front, the median part broad, gibbose, and briefly sub-carinate 

 obliquely on each side near the depression, sides very slightly 

 sinuate behind, base marginate ; elytra moderately finely striate, 

 intervals plane, and moderately densely punctate granulate ; 

 pygidium moderately densely punctate. 



Length 7-g- mm. 



Hab. Transvaal." 



d'Orbigny compares this species with 0. latigibber from the 

 Cameroons, Sierra Leone, &c. 



