684 



EVOLUTION OF THE HORSE. 



(Figs. 638 and 639), which had many horse-hke character- 

 istics, has been found in Europe, Asia, North Africa, and 



Fig. 638. — {After Gaudry) Hipparion gracile (2',, actual height). 



Fig. 639. — Front view of near fore 

 leg of Hipparion gracile, below 

 the knee {\ actual length). 



America ; but, as Sir Wilham Flower {The Horse) remarks, 

 it is evidently not an ancestor of the horse, because it 



