Coe bLAN ELAN D. 
TAUROTRAGUS DERBIANUS (Gray). 
[PLATE C.] 
Boselaphus oreas, Gray, Cat. Ost. B. M. p. 145 (1847). 
Boselaphus derbianus, Gray, Ann. Mag. Nat. Hist. xx. p. 286 (1847) ; id. Silliman’s 
Amer. Journ. v. p. 279 (1848); id. P. Z. S. 1850, p. 144; id. Ann. Mag. Nat. 
Hist. (2) vii. p. 226 (1851) ; id. Knowsl. Menag. pl. xxv. (1850) ; Gerv. H. N. 
Mamm. ii. p. 201, pl. xxxviii. (1855) ; Fitz. SB. Ak. Wien, lix. pt. 1, p. 179 (1869). 
Oreas derbianus, Gray, Knows]. Menag. p. 27 (1850) ; id. Cat. Ung. B. M. p. 136 
(1852) ; Gerr. Cat. Bones B. M. p. 245 (1862) ; Winwood Reade, P. Z. 8. 1863, 
p. 169, pl. xxii.; id. ‘Savage Africa,’ p. 398 (cum tab.) (1864); Gray, Cat. 
Rum. B. M. p. 47 (1872); id. Hand-l. Rum. p. 118 (1873); Rochbr. Faune 
Sénégamb. p. 120, pl. vii. fig. 2 (1883) ; Jent. Cat. Ost. Leyd. Mus. (Mus. Pays- 
Bas, ix.) p. 141 (1887) ; Ward, Horn Meas. pp. 165-168 (1892), p. 211 (1896) ; 
Lyd. Horns and Hoofs, p. 260 (1893); id. Royal Nat. Hist. ii. p. 273 (1894) ; 
Pousargues, Ann. Sci. Nat. iv. p. 81 (1897) ; Sel. P. Z. S. 1898, p. 349 (horns). 
Antilope (Taurotragus) derbianus, Wagn. Schr. Siug., Suppl. v. p. 439 (1855). 
Taurotragus derbianus, Lyd. & Bryden, in Ward’s Great and Small Game of Afr. 
p- 439, pl. xii. fig. 2 (1899). 
Oreas colini, Rochbr. Bull. Soc. Phil. Paris, (7) vii. p. 8 (1888) ; id. Faune Sénégamb. 
p- 121, pl. vu. fig. 1 (1883). 
VERNACULAR Names :—Gingi-ganga or Djik-i-junka of the Mandingoes of Senegambia 
(Whitfield and Winwood Reade). 
Exact height at withers unknown, but probably equal to, if not exceeding, 
that of the preceding species (70 inches). Forehead covered with hair of a 
rich ruddy-brown hue, extending from the base of the horns to a point below 
the level of the eyes; nose black; sides of the head dusky brown or dark 
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