352 



CATALOGUE OF UNGULATES 



The range includes Southern, Central, and Eastern Africa 

 as far north as Kenia, British East Africa. 



FIG. 52. SKULL OP SOUTHERN BUSH-PIG 



(Potamochcerus chosropotamus). 

 From Gray, Hand-List of Thick-skinned Mammals. 



The following is a provisional " key " to the species : 



A. Eyes not ringed with black. 



a. Parietal region of skull broad (39 to 44 mm. 



or more). 



a'. Muzzle with a black ring P. c. choeropotamus. 



V. Muzzle wholly black P. c.johnstoni. 



b. Parietal region of medium width (24 to 



26 mm.) P. c. maschona. 



c. Parietal region very narrow (15 to 18 mm.). 

 c'. Colour very dark, largely black, black 



and rufous when immature P. c. dcemonis. 



d'. Colour less dark, mingled black and 



rufous, mainly rufous when immature... P. c. nyasce. 



B. Eyes with black rings P. c. keniw. 



A. Potamoehcerus ehceropotamus choeropotamus. 



Sus choeropotamus typicus, Lydekker, Great and Small Game of 

 Africa, p. 523, 1899. 



Typical locality South (?) Africa. 



Colour variable, but very generally dark grey ; parietal 

 region of skull relatively broad, the width in adults reaching 

 as much as 42 or even 47 inm. 



38. 4. 16. 81 (715, a). Skull, female. Damaraland ; 



