THE FRAMEWORK OF THE HORSE. 



41 



line G ffy as the manege-rider does ; who, however, at 

 the same time, gets the toes of the horse's hind feet up 



t 



y FH 



Fig. 4. 



to the line / ^ in a bent position, which naturally 

 brings the croup down* (see fig. 1, x^ z^). 



The same figure taken together with Plate II. brings 

 us to the final result at which we have aimed all 

 through this chapter — namely, the equilibrium of the 

 horse in motion as compared with the same in a state 

 of rest. Under the latter supposition (rest), we could 

 only show, from the formation of the spinal column 

 (back), that the fourteenth vertebra indicates, by its 



* It is necessary to remark that in this case the basis of the fi- 

 gure remains as before at Cand M, the hind legs acting not merely 

 as mechanical props, but maintaining a portion of the weight by- 

 muscular action, which, however, must not be too long continued. 



