26 ON THE EXTERNAL CONFORMATION. 



Having thus considered the external con- 

 formation of the animal, the next object of in- 

 quiry will be the structure and oeconomy of the 

 foot, than which nothing can be more impor- 

 tant. For be the fabric ever so beautiful, yet 

 if the foundation be not good, it holds its per- 

 fection by a frail tenure, which the progress of 

 time at length totally annihilates. 



THE FOOT - 



Consists of three principal parts, viz. the 

 wall or crust, the sole, and the frog. 



The wall or crust is the part which issues 

 immediately iVom the coronet, and grows 

 downwards to the ground. 



It is composed of a firm horny substance, 

 which becomes harder the nearer it approaches 



the 



