COMPARATIVE ANATOMY 31 



laterally, are: the cuboid, and the lateral-, the intermediate-, and 

 the medial cuneiform. 



7. Metatarsus. — This is composed of the five long bones 

 of the foot, the first of which is rudimentary. 



8. Phalanges. — The first toe is absent. Each of the four 

 remaining digits has three phalanges. As in the fore limb, the 

 distal phalanx of each digit carries a retractile claw. 



