102 



SOUNDNESS IN HOKSES. 



denti letd dei cavelli) asserts that the annual wear of the 

 incisors of common-bred horses is about * 17 inches ; that 

 of thoroughbreds, * 12 inches. 



In some horses, the incisors of different sides of each 

 jaw are, respectively, of different lengths. Thus, the 

 lower left incisors may be longer than their fellows on 



Fig. 25. 



the right side of the mouth. In this case, the upper left 

 incisors will be shorter than the right ones of the same 

 jaw. The lower incisors will, therefore, make the animal 



