THE BOOK OF ANTELOPES. 
VOL. IV. 
SuBpFraMILy VI. HIPPOTRAGIN A. 
General Characters.—Size large. Muzzle hairy. Anteorbital glands absent. 
Tail long, more or less tufted. Mamme 4. 
Skull heavily built; without supraorbital pits, with small or no lachrymal 
fissures, and without anteorbital fosse. Molars very high and broad, and 
with accessory internal columns; therefore very similar to those of the 
Bovine, the subfamily containing the Oxen. 
Horns long, straight, curved, or spiral ; present and of approximately equal 
dimensions in both sexes. 
Range of Subfamily. Ethiopian Region—Africa south of Atlas and Arabia. 
This subfamily contains some of the largest and finest Antelopes in 
existence. Three genera are usually recognized, which may be distinguished 
as follows :— 
A. Horns straight or curved, not twisted. Hoofs normal. 
a. Horns placed above the orbits, starting nearly vertically upwards and 
then curving strongly backwards . . . . . . J. Hipporragus. 
6. Horns placed behind the orbits, slanting backwards nearly in the line of 
DR CREACCIME I MN a, cs) - we oe, ORK. 
B. Horns spirally twisted, placed as in Orya. Hoots broadly rounded. 
3, ADDAX. 
VOL. IV. B 
