77 



with the metacarpals and metatarsals little or no longer than the phalanges 

 with hoofs. 



A. Molars comparatively broad, without supplemental lobes. The basi- 

 occipital bone with its tubercles well developed, and a deep groove 

 between them. (Turner.) 



BOVINAE. (A.) 



B. Molars comparatively narrow, with supplemental lobes. The basioc- 

 cipital bone broad and flat, with a ridge and a fossa on each side. 

 (Turner.) 



OVIBOVINAE. (B.) 



II. Form slender, with the head more or less uplifted ; with the neck com- 

 paratively lengthened, the third and succeeding vertebrae being not much 

 shorter than thick. Legs slender, and with the metacarpals and metatar- 

 sals much longer than the phalanges with hoofs. 



1. Horns diversiform (definable by no common characters), conical, 

 cylindrical, or compressed ; or, sub-angular, with a sub-spiral ridge 

 originating at the base anteriorly ; or, variously contorted. 



ANTILOPINAE. (C.) 



2. Horns curved backwards, sub-angular, with a rectilinear ridge an- 

 teriorly continuous around the convex curve. 



CAPKINAB. (DO 



3. Horns curved outwards and forwards or sub-spiral, sub-angular, 

 with a rectilinear ridge continuous around the convex curve. 



OVINAB. (B.) 

 A. BOVINAB. 



Bos Linn. 

 Bibos Hodgson. 



Bibos sensu strict. Probos Hodgson. 



Bubalus H. Smith. 



Bubalus sensu strict. Synceru's Hodgson. 



Ilemibos Falc. (Extinct.) Amphibos Falc. (Extinct.) 



Anoa Leach. 

 Poephagus Gray. 

 Bison H. Snril\i=Bonasus "VVagn. 



B. OVIBOVINAK. 



Oribos Blainv. 



Ovibos sensu strict. Bootherium Leidy. (Extinct.) 



C. ANTILOPINAE. 

 - 1. 



(Strepsiceros Turner.) 

 Strepsiceros H. Smith. 

 Oreas Desm. 

 Trarjtla]>lius Blainv. 



