254 Transactions Soutli African Philosojjhical Society, [vol. xii. 



and directed outwardly in the male, in the femaleit is sharply curved 

 inwardly at tip. 



Length 8-9^ mm. ; width 5-6^ mm. 



Hab. Southern Ehodesia (Salisbury, Victoria Falls, Limpopo 

 Eiver), Ovampoland, (Okovango Eiver, Humbe Omrramba), Trans- 

 vaal (Rustenburg), Mozambique (Rikatla). 



Onthophagus suspectus, Pering.," 

 Plate XXXVL, fig. 13. 

 Trans. S. Afric. Phil. Soc, vol. vi., 1892, p. 29. 

 Metallic green, briefly pubescent, more shining on the head and 

 prothorax, elytra a little darker green or slightly violaceous, under 

 side dark blue, antennae flavous ; gense rounded, clypeus semi- 

 circular but deeply emarginate in the anterior part, and having in 

 the centre of the emargination a small, sharp, recurved tooth, it is 

 closely granular, has a very slightly arcuate frontal carina and a 

 faint trace of a basal one ; the prothorax is convex, marginate in 

 front and laterally but not along the base which is sharply aculeate 

 at middle, it is covered with closely set, small tubercles on the sides 

 and in front, and with closely set punctures in the median and 

 posterior parts of the disk, and has also two diverging smooth, 

 moderately broad lines more or less conspicuous and enclosing a small 

 impression in the anterior part ; elytra ampliato-ovate, narrowly 

 geminato-striate, intervals raised and having a series of moderately 

 deep punctures on each side of the striae ; pygidium closely and 

 deeply pitted ; metasternum aculeate, smooth in the median part 

 but pitted along the aculeate part and on the sides. 



The female is distinguished from the male by the shape of the 

 apical spurs of the fore tibias, which are produced inwardly at tip into 

 a long spine, whereas in the male it is slightly bent outwardly and 

 truncate at tip, and in the latter the inner angle of the tibias is 

 strongly spinose. 



Length 10^-12 mm. ; width 6-6^ mm. 



Hab. Ovampoland (Humbe). 



Onthophagus aciculatus, Fahr., 



Plate XXXVL, tig. 15. 



Insect. Caffrar., ii., p. 274. 



Bronze, greenish or violaceous blue, not much shining, pubescent ; 



antennae flavous ; genae rounded, clypeus a little elongated but 



* This species might prove to be either identical with or very closely allied 

 to Onfhnplingii.s unidcns, Qucd. 



