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 vieio of Lower Jatv at 5 Tjears old. 



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

 Lower Jaw at 5 years old. 



Corner Teeth. — Outside walls level, but thin. Inside walls not quite 

 level, and thimicr than the outside. 



