95 
Damalis (Portaz) risia, H. Sm. Griff. An. K. v. p. 366 (1827). 
Tragelaphus hippelaphus, Ogilby, P. Z. S. 1836, p. 138; Riipp. Verz. Senck. Mus. iii. 
pt. 2, p. 181 (1839). 
Nylghau, Wr. Hunter, Phil. Trans. lxi. p. 170 (1771). 
White-footed Antelope, Penn. Syn. p. 29, pl. vi. (1771) ; id. Quadr. 1. p. 74, pl. vii. 
(1781) ; id. op. cit. ed. 3, p. 83, pl. xii. (1793). 
Vernacutar Names :—WNil, Nilgao (3), Nilgat(?); Roz Rojh, Rojra in Hindustani ; 
Ré-i in Dakhani, Mahratti, and Guzrati; Guraya, Gond; Murim (3), Susam 
(?),in Ho Kal; Mani-poté in Tamil; Mairu Maravi, Kard-Kadrai, Canarese 
(Blonford). 
Male. About four feet six inches in height at the withers. General colour 
of the head iron-grey, due to the hairs being black at the base and white at the 
extremities ; nose, neck, and cheeks tinted with black; whitish grey above 
the eye; two small white cheek-spots generally traceable. Lips and chin 
white ; a large white patch at the upper extremity of the throat; inter-ramal 
area also white. ars greyish white, blacker behind towards the extremities, 
and furnished with two black spots on the outer edge in front. Upper parts 
of the body iron-grey, like the head; lower portion, chest, and belly black, 
except a median ventral white streak ; groin, inner side of thighs above, and 
subcaudal area of rump pure white, the latter emphasized on each side by a 
black vertical streak on the buttocks. ‘Tail white below and at the sides, 
erey above ; tuft white at the base, black at the tip. Fore and hind limbs 
black inside and outside, except for two large white spots on the front and 
outer sides of the pasterns and on the outer and inner sides of the fetlocks; 
fetlock-spot of hind leg sometimes extending right round the front to form a 
complete half-ring ; the corresponding spots on the fore legs much smaller, 
the outer obsolete. A long tuft of black hair on the throat below the white 
patch ; a short hog-mane on the nape formed of stiff hairs, whitish at the 
base, blackish at the ends; parting of hair on the withers; behind this point 
a spinal mane of longish black hairs extends to nearly the middle of the back 
and is represented as far as the root of the tail by a narrow stripe of short 
black hairs. 
Female. Without horns. Smaller and slighter than the male and of a 
fawn or tawny hue throughout, but with the same white patches and 
markings as in the male, the fetlock and pastern spots being very conspicuous 
