_Le Kevel_, =F. Cuv.= H. N. Mamm. (fol.) i. livr. 1, pl. 368 (1818); _Corine_, ii. livr. 36, pl. 369 (1822), and _Corine jeune_, iv. livr. 72, pl. 370 (1842). _Gazella rufifrons_, =Gray=, Ann. Mag. N. H. (1) xviii. pp. 214 & 231 (1846); =id.= Knowsl. Men. p. 5, pl. iv. (1850); =id.= P. Z. S. 1850, p. 115; =id.= Cat. Ung. B. M. p. 60 (1852); =id.= Cat. Rum. B. M. p. 39 (1872); =id.= Hand-l. Rum. B. M. p. 108 (1873); =Brooke=, P. Z. S. 1873, p. 540; =Scl.= List An. Z. S. (8) p. 140 (1883); =Lyd.= Horns and Hoofs, p. 232 (1893); =Ward=, Horn Meas. (2) p. 159 (1896). _Antilope lævipes_, =Sund.= Pecora, K. Vet.-Ak. Handl. 1845, p. 266 (1847); =id.= Hornschuch’s Transl., Arch. Skand. Beitr. ii. p. 262; Reprint, p. 82 (1848) (ex _Kevel_ and _Corine_, F. Cuv., _nec_ Buff.); =Wagn.= Schr. Säug. Suppl. v. p. 404 (1855). _Gazella lævipes senegalensis_, =Fitz.= SB. Wien, lix. p. 159 (1869). VERNACULAR NAME:--_Seni_, on the Gambia (_Whitfield_ fide _Gray_). Size medium, form comparatively rather stout. General colour deep sandy rufous, brightening into rich rufous on the forehead and muzzle. Nose-spot blackish. White facial streaks well defined, dark cheek-stripes rufous. Light lateral band broad, sandy buff, about the colour of the shoulders, sharply defined from the colour of the back; dark lateral band narrow, black, sharply defined, very prominent, succeeded below by a narrow edging of sandy. Knee-tufts absent. Tail blackish, except just at the base above, where it is sandy. Skull of medium build; nasals rather broad and short, broadened behind; nasal opening long and narrow, the upper line of the premaxillæ straighter and less concave than usual. Dimensions of a slightly immature male:--Basal length 7 inches, greatest breadth 3, muzzle to orbit 3·95. Horns rather short in proportion to the size of the animal, evenly divergent, slightly curved backwards below and forwards above, heavily ringed except for the terminal two or three inches. _Female._ Similar to the male, but the horns straight, slender, and less ringed; those of an adult rather less than six inches in length. _Hab._ Senegal and Gambia.