454' 



MAMMALIA. 



Antelopes as well as Oxen and Sheep. The former have annu- 

 lated or twisted horns. 



OvidcB (Sheep and Goats), — These animals have short legs 

 and heavy bodies. The Goats (Capra) have horns in both 



riQ. 215.— Skdll of Ram. 



1, Occipital bone ; 2, parietal ; 3, core of right frontal bone ; 4, left covered by its 

 horn ; 5, supra-orbital foramen ; 5', channel descending from it ; 6, lachrymal bone ; 

 7, malar bone ; 8, nasal bone ; 9, supermaxillary ; 10, premaxlllary ; 10', its internal 

 process ; 11, incisive opening. (Chauveau.) 



sexes, and a tuft or beard of long hair on the throat. The 

 domestic Goat (Oavra Mrcus) is descended from the wild goat 

 of Persia and the Caucasus, the Gapra cegagrus, which lives in 

 herds in mountainous districts. 



Sheep (Ovis) never have a beard, and the horns are spirally 



