4. BIBOS. 13 



1. Anoa depressicomis. (The Anoa.) B.M. 



Anoa depressicomis, Gray, Cat. Ungul. B. M. p. 29, t. .1. f 1 & L' 



(skull). 



Hah. Celebes. 



4. BIBOS. 



Horns on the hinder edge of the frontal bone, which is often 

 very prominent, depressed at the base, directed outwards, recurved 

 at the tip. Withers high, keeled, supported by the spinous pro- 

 cesses of the dorsal vertebrae, and suddenly lower behind. The 

 intermaxillary moderate, not reaching to the nasal. (Gray, Cat. 

 Ungul. B. M. p. 31, t. 3. f. 3, skull.) 



t Forehead flat. Hortis hroad, depressed. Front half of hack 

 with a longitudinal keel. Probos, Hodgson. 



1. Bibos frontalis. (The Gayal.) B.M. 



Bibos frontalis, Graij, Cat. Ungid. B. M. p. 31, t. 3. f. 3 (skull). 



Bos frontalis, Gray, P. Z. S. 1852, p. 96, & J8G6, t. 1. _ 



Hob. India : Nepaul, Chittagong. I — — ^T'S C ^*^ *'^i- 



tt Forehead concave. Horns pale, rather depressed at the base. Back tvith 

 a protninent keel over the shoidders, and another on the tniddle of the 

 hack. Bibos, Hodgson. 



2. Bibos ganrus. (The Gour or Gaur.) B.M. 



Horns depressed and broad at the base. Skull short, subtrian- 

 gular, very broad behind, and with a very high occipital crest ; 

 nose rapidly tapering from the orbits ; nasal bones broad. 



Bibos gaurus, Gray, Cat. Ungul. B. M. p. 32; Elliot, Madras Journ. 

 N. H. X. p. 227, t. (skull). 



Hah. India : Nepaul. 



Skull: length 22 inches, width just in front of the base of the 

 horns 10 inches. 



3. Bibos banting. (The Banting.) B.M. 



The horns nearly circular at the base. Skull oblong, elongate, 

 rather broad behind, with a moderate occipital crest ; nose gradually 

 tapering ; nasals narrow, elongate. 



Bibos banting. Gray, Cat. Ungid. p. 35. 



Bos sondaicus, Midi. Nederl. Verhand. i. t. 35, 3G ( c? & $ ), t. 37, 38, 

 39 (skuU and horns). 



Hab. Java. 



Skull : length 21 inches, width just in front of the base of the 

 horns 8^ inches. 



