IV] 



THE ORIGIN OF THE LIBYAN HORSE 



477 



or small size of the ergots, by the length of the hoof, by the 

 covering and set-on of the tail, by its voice, by its disposition, 

 and by its speed, I submit that if the African ass is a distinct 



FIG. 136. Zebra-pony Hybrid. 



species from the Asiatic, a fortiori, Equus caballus libycus 

 must be considered a distinct species, or at least a distinct 

 sub-species. 



It is for others to decide on the cogency of my arguments. 



