454 



MAMMALIA. 



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

 lated or twisted horns. 



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

 and heavy bodies. The Goats (C'apixt) have horns in hoth 



Fig. 216.— Skull or Eam. 



1, Occipital bone ; 2, parietal ; 3, core of riylit 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, superinaxillary ; 10, premaxillary ; 10', its internal 

 process ; 11, incisive opening. (Chauveau.) 



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

 domestic Goat (Cavra hircus) is descended from the wild goat 

 of Persia and the Caucasus, the Capra wgagrus, which lives in 

 herds in mountainous districts. 



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



