CHAPTER XIV. 



THE FOOT. 



a The external crnst 

 eeen at the quarter. 



b The coronary rhig. 



c The Httle horny 

 plates lining the crust. 



d The same contin- 

 ued over the bars. 



e e The two concave 

 surfaces of the inside of 

 the horny frog. 



/ That vi^hich exter- 

 nally is the cleft of the 

 frog. 



g The bars. 



\ The rounded part 

 of the heels, belonging 

 to the frog. 



This cut exhibits, in as satisfactory 

 an-l structure of the base of the foot. 



manner, the mechanism 



Fig. 47. 



a a The frog. 

 h The sole. 

 c c The bars. 

 d. d The crast. 



Ttie toot is composed of the horny box that covers the extrem- 

 ities of llic horse, and the contents of that box. The hoof or box 

 is <'omj)i).<L'd of the crust or wall, the coronary ring and band, the 

 bius.. Liie horny laminse, the sole, and the horny frog. 



