AIGOCEROS EQUINA— Desmarest. 
Mammalia. — Plate XXVII.— Male. 
A. corpore extremitatibusque sublactifloribus, humeris, dorso, natibus, artubusque exteme rubiginoso- 
aurantio-tinctis; capitis lateribus, fasciei medio, pectorcque rubro-nigna ; supercilns, fascia ante 
oculos, mento, regionibusque circa angulum oris et rhenarium albis ; juba flavo-alba superb brunneo- 
rubra, aurantiaquc marginata. Oculis aurantio-brunneis. 
Longitudo ab vcrticc ad basin caudas 5 ped. 1 1 unc . ; caudae 2 ped. 4 S unc. 
Altitudo ad interscapulium 4 ped. 6 unc. ; ad prynam 4 ped. 4g unc. 
Antilope osanne, Geoffr. Collect, du Mus. 
Antilope equina, Id. — Tahaitsie of the Bechuannas. 
Colour.— The body and extremities rusty cream-yellow; the shoulders, 
back, buttocks, and outer surface of limbs darkened with rusty reddish-orange , 
neck pale cream-yellow, with a strong greyish tint ; throat yellowish white , 
the sides of the head, between the base of the horns and the angles of the 
lower jaw, together w ith the middle portion of the face and breast, chocolate- 
red ; the hairs of the face are chesnut-brown towards their roots. Belly dirty 
white. Tail brownish red. The sides of the head under the ears, the eye- 
brows, the anterior part of the lower jaw, the region around the angles of the 
mouth, and throat adjoining the muzzle w r hite ; from the eyebrow the white 
colour is prolonged obliquely downward for some inches towards the angle ot 
the mouth, and partially divides the dark colour of the cheek from that of 
the face. The mane is yellowish white, and is margined with two darker 
colours; the external one, which tinges the tips of the hairs is rich brownish 
red; the inner one, which is less defined, is intermediate between orpiment 
and huff orange. Ears, externally, pale fulvous, tipped with dark brown, 
internally white. The inner surfaces of the thighs greyish white. The fore 
leo-g anteriorly, for about six inches above the knee joints, are cliocolate-red, 
and a narrow stripe of the same colour descends from each knee to the pas- 
tern joint • the true and the accessory hoofs are at their bases distinctly 
edged with hair of the same colour, and the whole of the covering of each 
