FOUND LINKS. 13 r 



reptile. Thus, as in birds, the upper part of the 

 ankle is united to the leg; but, unlike birds and 

 like reptiles, the Compsognathus had the lower part 



of the ankle free, and not united with the instep. In 

 a word, the hind limb of this old reptile resembles the 

 condition of the limb in the chick before hatching, 



