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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. 
CAPRINAE. (D.) 
3. Horns curved outwards and forwards or sub-spiral, sub-angular, 
with a rectilinear ridge continuous around the convex curve. 
OVINAE. (#.) 
A. BOVINAE, 
Bos Linn. 
Bibos Hodgson. 
Bios sensu strict. Probos Hodgson. 
Buhalus H. Smith. 
Bubalus sensu strict. Syncerus Hodgson. 
Hemibos Fale. (Extinct.) Amphibos Fale. (£xtinct.) 
Anoa Leach. 
Poéphagus Gray. 
Bison H. Smith=Bonasus Wagn. 
B. OVIBOVINAE, 
Ovibos Blainv. 
Ovibos sensu strict. Bootherium Leidy. (Extinct.) 
Cc, ANTILOPINAE. 
§.1. 
(Strepsiceros Turner. ) 
Strepsiceros H. Smith. 
Oreas Desm. 
Tragelaphus Blainy. 
