380 APPENDIX. 



asinine dimensions, fourteen inches long, pointed, and the tips 

 bent back very eccentrically. Tail descending to the hocks,, 

 slender black, and tufted. Hair coarse, loose, and undulating; 

 mixed red and white, forming a roan. Beneath the throat 

 longer and whiter. Neck furnished with a stiff upright mane, 

 terminating at the withers. A half-muzzle. No suborbital 

 sinus. 



Female similar, but hornless. Mammae two. Gregarious in 

 small families or herds, but rare. Inhabits the elevated ridges 

 near the source of the Vaal River. 



26. Aigocerus Ellipsiprymnus. The Water Buck. Phitomok 

 of the Matabiii. 



Adult male four feet six inches high ; nearly nine feet in 

 extreme length. Horns upwards of thirty inches; upright, 

 curved forwards and sometimes inwards, but always diverging; 

 of a whitish green colour; the first third slightly compressed ; 

 the other two-thirds nearly cylindrical ; very strongly annulated 

 along the front and outside to within six inches of the points. 

 Face deep brown. Forehead, base of horns, and behind the 

 eyes, rufous. A white patch on the throat. Under lip and 

 muzzle white. A white streak before each eye, and a white 

 elliptical band encircling the tail. Ears round and large; 

 white inside, brown without. General colour of the hair 

 greyish brown ; in texture coarse, and resembling split whale- 

 bone ; shorter on the body, but on the neck long and reversed, 

 having the semblance of a mane. Hide black. Legs dark 

 brown. Tail brown and tufted, not quite reaching to the hocks. 

 A muzzle. No suborbital indent. 



Female precisely similar, but hornless. Mammse two. 



Gregarious. Found only on the banks of rivers near the 

 Tropic, the Limpopo and Mariqua, especially. 



27. Oryx Capensis. The South African Oryx. Gemsbok of 

 the Cape Colojiists. Kookaam of the Matabiii and Bechuana. 



Adult male three feet ten inches high at the shoulder; ten 

 feet in extreme length. Horns upwards of three feet long; 

 straight, or very slightly bent; horizontal, divergent, and ta- 

 pering to the points; the lower part annulated with from 

 twenty-five to thirty rings. Eyes high in the head. Black 



