_Redunca scoparia_, =A. Sm.= S. Afr. Quart. Journ. ii. p. 211 (1834). _Oreotragus scoparius_, =Gray=, List Mamm. B. M. p. 164 (1843); =id.= List Ost. B. M. p. 146 (1847); =Drumm.= Large Game S. Afr. p. 426 (1875). _Calotragus scoparius_, =Sund.= Pecora, K. Vet.-Ak. Handl. 1844, p. 192 (1846); =id.= Hornschuch’s Transl., Arch. Skand. Beitr. ii. p. 144, Reprint, p. 68 (1848); =Brehm=, Thierl. iii. p. 260 (1880). _Nanotragus scoparius_, =Brooke=, P. Z. S. 1872, p. 642; =Selous=, P. Z. S. 1881, p. 761; =id.= Hunt. Wand. S. Afr. p. 221 (1881); =Bryden=, Kloof and Karroo, p. 301 (1889); =Flow. & Lyd.= Mamm. p. 339 (1891); =Nicolls & Egl.= Sportsm. S. Afr. p. 25, pl. v. fig. 15 (head) (1892); =Ward=, Horn Meas. p. 81 (1892); =Lyd.= Horns and Hoofs, p. 218 (1893). _Scopophorus scoparius_, =Jent.= Cat. Ost. Leyd. Mus. (Mus. Pays-Bas, ix.) p. 131 (1887); =id.= Cat. Mamm. Leyd. Mus. (op. cit xi.) p. 160 (1892). _Neotragus scoparius_, =Rendall=, P. Z. S. 1895, p. 361. _Antilope melanura_, =Bechst.= Allgem. Uebers. vierf. Thiere, i. p. 73 (1799), ii. p. 642 (1800). _Cemas melanura_, =Oken=, Lehrb. Nat. iii. pt. 2, p. 743 (1816). _Scopophorus ourebi grayi_, =Fitz.= SB. Wien, lix. pt. 1, p. 165 (1869). _Vernacular Names_:--_Oribi_ of Dutch and English Cape Colonists; _Iula_ of Kaffirs (_Drummond_) and Zulus (_Rendall_). Size comparatively large. General colour bright sandy rufous, of underside pure sharply-defined white. Chin white. Throat and outer side of limbs like back. Above the anterior corner of each eye a white stripe, ending over the middle of the eye. Crown with or without a brown patch or horseshoe-shaped mark, which is very variable in its development. Auricular gland small, indistinct, scarcely more than half an inch in diameter. Knees with well-marked tufts of longer hairs. Small but distinct false hoofs present both on fore and hind feet. Tail with its tuft about four or five inches in length, its basal third sandy rufous like the back, the remainder thickly tufted, black. Skull with a long slender muzzle. Supraorbital vacuities present. Premaxillæ not reaching the nasals. Anteorbital fossæ very large and open, filling up all the space in front of the orbits, their edges sharply ridged above and below. Horns about four inches in length, slender, evenly tapering, slanting back at an angle of about 45° to the general line of the skull; very slightly curved upwards and forwards; their rings close together, low, rounded, and indistinct, present on the basal halves of the horns only. Dimensions:--♂. Height at withers 24 inches, hind foot 11, ear 3·7. Skull: basal length 5·8, greatest breadth 2·9, muzzle to orbit 3·65. _Hab._ S. Africa south of the Zambesi.