Dr. J. E. Gray on a new Antelope from Africa. 297 



9. Giraffa Camelopardalis, p. 181. Head of male; pale 

 variety. 



10. Rhinoceros bicornis. Skull, with horns of a large size; 

 half-grown. 



11. Hippopotamus amphibius. Skull. From Senaar, lat. 

 13° 13' N. 



I propose to name the new species, after my wife, who has so 

 assisted me in my studies. 



Kobus Maria, 



Head of Male 



Head of male blackish -brown; lips, chin, gullet, orbits and tem- 

 ple enclosing the base of the ears, and the ears, whitish; the 

 sides of the nose brownish ; the hair of the cheek, side of the 

 lower jaw, gullet, and upper part (all that remains) of the neck 

 elongate, rigid ; the horns elongate, rather slender, widely lyrate, 

 with very strong transverse ridges and incurved tips. 



Head of female brown, with the chin and gullet, base of the 

 ears, and two small spots (one over the front and the other be- 

 hind the lower edge of the eye) whitish ; the hair of the head 

 black, with brown tips; of the lower part of the cheek, lower 

 jaw, and neck very long. Hornless. 



