XI GNUS 309 
best known; this is the animal known as the Hartebeest. The 
Bontebok and Blessbok belong to a closely-allied genus, Damaliseus, 
distinguished mainly by the fact that the bony base of the horn 
cores is not extended upwards, and therefore the parietal bones 
are visible when the skull is viewed from in front, which is not 
the case in Bubalis. 
The Gnus, Connochaetes, are familiar owing to their curious 
aspect. The hairy face, and rump and tail like those of a pony 
Fic. 160.—Brindled Gnu. Connochaetes taurinus. x >). 
are highly characteristic. The horns are bovine in appearance, 
standing outwards and then curving upwards.’ There are three 
species of Gnu, all from South Africa. They are C. gnu, C. taurinus, 
and C. albogulatus. 
Of the Cephalophine section there are two genera :— 
Cephalophus is an African genus. These animals are known 
as Duikerboks; they are small, and have short non-curved 
horns in the male sex only. Their general aspect is not un- 
like that of certain Deer with simple horns, such as Cervulus. 
Messrs. Sclater and Thomas allow thirty-eight species. The 
1 They are straight in the young. 
