THE ANTELOPES AND OXEN. 



181 



antlered from the horned animals is met with first 

 in the Miocene, or, in other words, that deer and 

 antelopes are difficult to distinguish before that 

 period. Later we have the branching off of the 

 oxen, but we cannot closely define the point of 



FIG. 29. Skull of the Anoa. After Riitimeyer. 

 *, Parietals ; /, frontal bone. 



attachment. In the Lower Miocene and Eocene, 

 the Ruminants are represented by distinctly pair- 

 hoofed and crescentic-toothed animals, which, 

 although absolutely without horn-cores on the 

 frontal bones, are distinguished by a very full 

 dentition without gaps, some being without the 



