256 



THE HORSE 



FIG. 69. 

 Lower nippers of a six-year-old horse. 



No notches will yet be found in the upper corner 

 incisors. The corner teeth are somewhat smaller than 

 the laterals or the front teeth. 



At six years of age, the wearing surfaces of these 



corner teeth come to- 

 gether throughout their 

 entire length. The cen- 

 tral teeth have made 

 marked changes in 

 shape, they are becom- 

 ing quite roundish on 

 the inside, and the lat- 

 erals are also somewhat 



FIG. 70. Side view of the teeth of a 



six-year-old horse. modified, W ll 1 1 6 the 



