THE PACES OF THE HORSE 



291 



to those of the horse — are divided into groups in the 

 following manner : 



The anterior pair constitutes the anterior biped. The 

 posterior biped is that formed by the posterior limbs. 



The name of lateral biped serves to designate the whole 

 formed by the two limbs of the same side. The right fore- 

 limb and the right hind-limb form the right lateral biped. 

 The two others form the left lateral biped. 



A fore-limb and hind-limb belonging to the opposite side 

 form a diagonal biped, which also takes the name of the fore- 



- / 

 / 



c 



y 



Fig. 122. — Posterior Limb, giving the Impulse (after G. Colin). 



A, Commencement of pressure ; B, centre of pressure ; C, termination 



of pressure. 



limb which forms a part of it. Thus, the right diagonal biped 

 is formed by the association of the right fore-limb and the 

 left hind one. The left diagonal biped is, consequently, the 

 inverse. 



It is necessary to remember well these preliminary indica- 

 tions ; it is the only means of comprehending with facility 

 that which is about to follow. 



Let us first return to the grouping of the limbs. The 

 denominations anterior and posterior bipeds render clearly 



19 — 2 



