THE HIND EXTREMITIES. 



89 



ischium alters its relation to the line a h (axis of 

 antero-posterior obliqaity) it is the point 3 which 

 is affected and lifted up so as to form straight 

 quarters as in the Arab ; drooping quarters as in the 

 cob and trotting horse, or a medium as in the hunter 

 class. 



Again, when the lateral obliquity is affected we 

 may regard the points 2 and 3 as being fixed, or 

 what is better, regard the dotted line 2, 3 as a door 



FIG. 12. 



FIG. 13. 



