228 Zoological Society. 



white ; dorsal line longly crested, black, white varied in. Female 

 paler brown. Young : pale bay. 



Antilope sylvatica, Sparmann, Act. Holm. iii. t. 7. — Tragelaphus 

 sylvatica, Harris, W. A. A. t. 26 ; Gray, Knowsley Menag. 28. — 

 Forest Antelope, Pennant. 



Inhabits S. Africa ; Cape of Good Hope. Brit. Mus. 



Var.1 Smaller horns, rather more erect. 



Antelopus Ronleynei (the Serolomoot broque), Ronaleyn ; G. Gum- 

 ming, Hunter's Life S. A. ii. 1/8, 179. 



Inhabits Limpopo. 



Of the two pairs of horns, named by Colonel II. Smith Boselaphus 

 canna (a, h, in the List of Mamm. Brit. Mus. 155), the one pair, pre- 

 sented by Dr. W. Burchell, is certainly the horns of this species ; the 

 other appears to be those of a young male, Strepsiceros Kudu. 



The Asiatic Strepsiceres have a bovine nose, with a large 

 coriaceous moist muffle extending over the whole front of the upper 

 lip ; small, short, angular horns ; a deep longitudinal tear-bag ; and 

 the hind-legs much shorter than the fore-ones ; the skull without any 

 suborbital pit, and only a minute fissure ; and with supplementary 

 lobes to the grinders. 



4. PoRTAx ; Oreas, sp. Fischer ; Tragelaphus, Ogilby ; 

 Damalis {Port ax), H. Smith. 



Horns short, conical, angular, with an obscure oblique ridge ; tear- 

 bag deep, longitudinal ; shoulders higher than the rump. 



1. PoRTAX TRAGOCAMELUS. The NyLGHAU. 



Grey ; under surface, rhombic spot on the forehead and above the 

 hoofs black and white ringed ; tail, end black. Female browner. 

 Young : dull reddish fawn ; lower part of fore legs brighter ; under 

 lip, spot on jaws, and line along belly on inside of legs and fore-part 

 of hock, white ; tip of tail, line on back of nose and on front of legs 

 black. 



Antilope Trago-camelus, Pallas, Misc. 5. — A. picta, Pallas, Spicil. 

 xiii. 54; Gray, Cat. B. M. — A. albipes, Erxl. 280. — A. leucopus, 

 Zimm. Zool. 54 1 . — Damalis {Portax) Risia, H. Smith. — Portax picta. 

 Gray, Cat. B. M. — P. Tragocamelus, Gray, Knows. Menag. 28. t. 29. 

 — Tragelaphus Hippelaphus, Ogilby. — P. Tragelaphus, Sundev. — 

 Biggel, Mandelst. Reise (1658), p. 122. — Tragelaphus Caii, Raii Syn. 

 82?; Parsons, Phil. Trans. No. 476. p. 465. t. 3. f. 9.— Nylghau, 

 Hunter, Phil. Trans. Ixi. 170. t. 5. — Nilghaut, Buffon, H. N. Supp. 

 V. t. 10, 11 ; F. Cuv. Mamm. Lithog. t. . — Indostan Antelope, 



Penn. Syn. 29.— White-footed Antelope, Penn. Syn. 29. t. 6. f. 1, 2. 



Inhabits India. The Roou of the Mahrattas, the Nylghau of the 

 Persians. 



This species has bred at Knowsley. In December 1845 they had 

 two calves, both females, making a flock of one male and four fe- 

 males ! they are in the paddock with the Eland in summer. They 

 have also bred in the Gardens of the Zoological Society and in the 

 Menagerie of Sir Robert Heron at Shibton. 



