68 A BC OF THE HORSE 



" Look at the corner teeth, in which 

 the ' Mark ' nearly runs the length 

 of the tooth, but in a horse at ' eight ' 

 it is very much smaller. This also 

 applies to the other incisors. 



" At ten years a groove starts upon 

 the outer face of the upper corner 

 incisor. 



"In all cases it is the rule to refer 

 to the lower incisor teeth only, unless 

 the mouth be kept closed." 



The very simplicity of these 

 directions forces the writer to make 

 these extracts. 



Sometimes when the mouth is closed 

 the upper teeth project, overhanging 



