ANi:\rAL LOCOMOTIOX. 



83 



strictly diagonal heterochiry. Yet in Fig. 12 the same positions 

 as in Figs. 1, 6, 7, 8, and 9 are about to be assumed, showing that, 



(Fig. 11 OF SERIES.) 



Wll'-'i^lg^' 



while support may be diagonal, the limbs which relatively are 

 farthest apart or the nearest together are laterals. Thus the gait 



(Fig. 12 of series.) 



V/^^*^^^ 



of the sloth is peculiar in having all four feet "on" at one stao-e 

 of movement, while the gait is the usual disposition of alternate 

 feet by diagonal. 



