96 



VERTEBRATA : MAMMALIA. 



Artiodactjls are the two principal ones, and that they are 

 so nearly of the same size that they appear like a single 



FIG. 101. 



FIG. 99. 



k Tibia. 



Tarsus. 



Metatarsus or Canou 

 bone. 



\ Proximal phalanx or 

 great pastern. 



J Middle phalanx or 



little pastern. 

 f- Distal phalanx. 



Foot of an Artiodactyl Deer. 



FIG. 100. 



Tibia. 



Tarsus . 



Metatarsus or Can- 

 on bone. 



Proximal phalanx. . 



Middle phalanx .... 

 Distal phalanx 



Styloid bone 

 a rudiment- 

 ary digit. 



Eight fore leg of a Perisso- 

 dactyl Elephant. 



Hind foot of a Perissodactyl Horse. 



hoof cleft in the middle ; and, hence, these animals are 

 often called cloven-footed animals. 



