188 THE STRUCTURE OF THE HORSE 



and yet close inspection will show differences by which 

 they can be distinguished by a practised eye. The hoofs 

 of the fore feet are broader and rounder in front, those 

 of the hind feet narrower and more pointed. The right 



Fig. 26. — Under surface of hoof of horse (from Leisering). 

 1, 2, 3 and 4, the wall ; the part between 2 and 3 being the 

 toe; between 1 and 2, and 4 and 3, the outside and inside 

 quarters ; 1 and 4, the buttresses or angles of inflection 

 of the wall to form the bars, 5 and 6 ; 7, the sole ; 8, the 

 point of the frog ; 9 and JO, the branches of the frog ; 

 11 and 12, the lateral lacunaa ; 13, the median lacuna; 

 14, the heels. 



and left hoofs of either limb can be distinguished by 

 observing that the inner edge of the wall is flatter and 

 the outer more convex. 



It will now be clearly seen that, in comparing the 



