ANTILOriN.K 83 



Size and general colour not yet recorded. Forehead 

 light rufous, becoming almost white at base of horns ; lower 

 half of median face-stripe and muzzle black with a few 

 rufous hairs ; lateral face-stripes white from eyes to nostrils ; 

 cheeks from face-gland to lip dark buff mingled with black, 

 the pale isabelline crown and neck, and the light rufous 

 mixed with white of forehead, becoming almost wholly 

 white between the horns. Horns spreading and backward ly 

 inclined, with the tips incurved, and the ridges pronounced. 



The range includes the Mongalla district on the Abyssinian 

 side of the "White Nile, extending as far south as Bor, Gondo- 

 koro, and Lado. Possibly this gazelle may be a northern 

 race of G. thomsoni. 



0. 11. 7. 15. Skull, with horns, and skin. About 90 miles 

 east of Lado. Presented ly Dr. E. Donaldson Smith, 1900. 



8. 4. 2. 53. Skull, with horns, and skin. Mongalla 

 district, White Nile ; collected by A. L. Butler, Esq. 



Purchased, 1908. 



XXIII. GAZELLA THOMSONI. 



Gazella thomsoni, Giinther, Ann. Mag. Nat. Hist. ser. 5, vol. xiv, p. 427, 

 1884 ; Thomson, Masailand, p. 536, 1885 ; Hunter, Willoughty's 

 Big Game of E. Africa, p. 289, 1889 ; Ward, Records of Big Game, 

 p. 133, 1892, ed. 6, p. 265, 1910, ed. 7, p. 263, 1914; True, 

 Proc. U.S. Nat. Mus. vol. xv, p. 473, pi. Ixxvii, 1892 ; LydelcJcer, 

 Horns and Hoofs, p. 236, 1893, Great and Small Game of Africa, 

 p. 344, 1899, Game Animals of Africa, p. 259, 1908, Suppl. p. 13, 

 1911; Lugard, E. Africa, vol. i, p. 534, 1893; JacJcson, Big 

 Game Shooting (Badminton Libr.), vol. i, p. 285, 1894, Proc. 

 Zool. Soc. 1897, p. 434; Scott-Elliot, Proc. Zool. Soc. 1895, 

 p. 340; Matschie, Sdugethiere DeutscJi-Ostafrika, p. 130, 1895; 

 Rhoads, Proc. Ac. Philadelphia, 1896, p. 519 ; Sclater and 

 Thomas, Book of Antelopes, vol. iii, p. 171, pi. Ixviii, 1898 ; 

 Johnston, Uganda Protectorate, vol. i, p. 424, pi. facing p. 390, 

 1902; Powell-Cotton, Unknown Africa, p. 572, 1904; Lonnberg, 

 Sjostedts Kilimandjaro-Meru Exped. p. 45, 1908, K. Svenska 

 Vet.-AJf. Handl. vol. xlviii, no. 5, p. 166, 1912, Novit. Zool. 

 vol. xxi, p. 157, 1914. 



Gacella thomsoni, Elliot, Cat. Mamm. Field Mus. (Field Mus. Zool. 

 Pub. vol. viii) p. 78, 1907. 



Eudorcas thomsoni, Knottnerus-Meyer, Sitzber. Ges. nat. Freunde, 

 1910, p. 106 ; Zukowsky, Archiv. Naturgesch. vol. Ixxx, p. 50, 1914. 



Including : 



Gazella thomsoni nasalis, Lonnberg, Sjostedts Kilimandjaro-Meru 

 Exped. p. 46, 1908 ; Hollister, Smithson. Misc. Collect, vol. Ivi, 

 no. 2, p. 6. 1910. 



G 2 



