COMPARISON OF THE FORE AND HIND FEET OF THE HORSE 

 WITH THOSE OF SOME OF ITS ANCESTORS 



I. Phenaccdus. 2. Protorol.ippus. 3. Mcsohippiis. 4. Mioliijipus and Anchitheiiun,. 5 Protohippus. 6. Hipparion. 

 7. Horse. {All these figures are drawn to one scale.) 



