354 



THE HORSE 



is a difference of nearly six months between animals of the 

 same age in the growth of the teeth. 



Appearance of Teeth. 

 Centrals commence at 

 „ fully grown ... 



Middles commence at ... 

 „ fully grown ... 



Corners commence at ... 

 „ fully grown ... 



Age (about). 

 2^ years 



3 years 



3^ years 



4 years 



4^ years 



5 years 



PLATE XVIII. 

 Outside view of Lotver Jaw at 5 years old. 



Grooves in the centrals and middles, but not in the corner teeth. 

 Lower Jaw at 5 years old. 



Corner Tee^/i.— Outside walls level, but thin. Inside walls not quite 

 level, and thinner than the outside. 



