1892.] to the South African Coleopterous Fauna. 29 



118. O. VANELLUS. Lansberge. 

 Recorded from Northern Transvaal. 



119. 0. Dregei. Harold. 



„ from Northern Transvaal. 



120. 0. gazella. Fabric. 



„ from all parts of South Africa. 



121. O. Haroldi. Pering. 



Probably a variety of 0. corniculatus. Reich. 

 „ from Transvaal. 



122. O. suspectus. spec. nov. 



Supra virescens, subtus arneus, flavescente-pilosus, antennis palpis- 

 quejlavis ; clypeo rotundato, crebre punctato, antice late emarginato, in 

 medio incisurae dente distincto, sub-porrecto munito ; prothorace 

 creberrime punctato, convexo, in medio impi'ts so ; elytris convexis 

 striatis, interstitiis elevatis, vage punctatis. 



Long. 11-12, lat. 6-6± mm ' 



Closely allied to 0. aciculatus, Fahr., this species differs from it in 

 the shape of the clypeus which is strongly emarginated in the centre 

 and provided with a sub-erect, short, sharp, tooth, whereas in 

 aciculatus the clypeus is rounded in front ; the shape of the prothorax 

 is also different, having a moderately deep impression forming two 

 smooth faint protuberances in the anterior part, and the intervals 

 between the stride of the elytra are much more narrow and more raised 

 and also faintly punctured. 



123. O. costipennis. Fahr. 



„ from Delagoa Bay, Transvaal and Bechuanaland. 



124. 0. amabilis. spec. nov. 



Ovatus, supra leviter convexus, breviter pubescens ; capife 

 prothoraceque viridi-ceiieis ; elytris flavis, sutura fasciaque diaqonali 

 communi, nigris. 



Mas.: capite cornu porrecto gracili armato : femina : capite carina 

 transversali. 



Long. 6-6%, lat. 3-4 mm - 



Clypeus rounded with margins slightly raised, head with the usual 

 semi-circular margin, on the vertex an erect slender long horn in the 



