APPENDIX. 357 



square and robust. Head short and broad. Horns about four 

 inches long ; round, distant, vertical, but slightly inclined for- 

 wards; obscurely wrinkled at the base, and annulated in the 

 middle. Legs robust. Pasterns very rigid. Each hoof sub- divided 

 into two segments, and jagged at the edges, so as to give it the 

 power of adhering to the steep sides of smooth rocks. Fur very 

 thick and long ; hard, brittle, and spirally twisted ; ashy at base, 

 brown in the middle, yellow at the tips, forming an agreeable olive. 

 Suborbital sinus conspicuous. Muzzle pointed and small. 



Female hornless, m other respects resembling the male. 

 Mammae two. 



Common in the Colony. Inhabits rocks and precipices, in pairs. 



38. Tragulus Rupestris."^ The Steenbuck. Steenbok of the 

 Cape Colonists. Eoolah of the Matahili. 



About twenty inches high at the shoulder, twenty-two at the 

 croup, and thirty-five in length. Head short and oval. Snout 

 pointed. Muzzle black, ending in a point upon the ridge of the 

 nose. Horns vertical, parallel, and nearly straight ; four inches 

 in length, slender, round, and pointed, with one or two rudiments 

 of wrinkles at the base. Ears large, round, and open. Tail 

 barely an inch long, having the appearance of a stump, beyond 

 which the hair does not protrude. General colour rufous, with 

 occasionally a cast of brown or crimson. Belly white. Groin 

 naked and black. No accessory hoofs. Pasterns very rigid. A 

 detached suborbital sinus. 



Female similar, but without horns. Mammae four. 



Monogamous or sohtary. Inhabits the bushes of high ground. 

 Common in the Colony. 



39. Tragulus Melanotis. The Grysbok. Ditto of the Cape 

 Colonists. 



Adult male from twenty to twenty-two inches high at the 



* The Vlachte Steenbok (Tragulus Rufescens), and the Bleekbok (T. Pedio- 

 tragus) appear to be merely varieties of this Antelope, and not distinct 

 species. 



