SOUND AND UNSOUND HORSES 



in front of the eye, or the animal is taken 

 into a darkened apartment. 



Freedom from blemishes ; long silky 

 e3'^elashes, a rosy tint of the lining mem- 

 brane, with frankness of expression, all 

 go to make up the beauty of this region. 



The " so-called " walleye is frequently 

 met with. Its pearly white colour is 

 due to the absence of pigment in the 

 iris. Only one eye, as a rule, is in this 

 condition. It does not appear to 

 interfere with the sight. 



In old horses the fulness of the eye is 

 lost. 



The inequality in the size of the eyes is 

 frequently the outcome of disease. 



In the myopic eye, the cornea is too 

 convex, whilst the hypermetropiceze is 

 insufficiently so. These conditions ren- 

 der the animal short and long sighted 

 respectively. 



The intermaxillary space is triangular 

 in shape, the apex of the triangle being 



15 



