in RELATIONSHIP TO REPTILES 35 



fossil is now at South Kensington. In 1877 a more 

 perfect example of a bird of the same species was 

 found and is to be seen at Berlin. 



Head of Archseoptery: 



This ancient bird was about the size of a rook. His 

 tail was long, consisting of twenty vertebrae, at least 

 the twelve hindmost bearing a pair of well-developed 



Fig. 14. — Part of wing of Archaeopteryx. 

 c, carpal bone ; d, i, 2, 3, digits ; m, metacarpal ; r, radius ; u, ulna. 



feathers. His breast-bone seems to have been keeled. 

 His wing was strong and well-developed, the humerus 

 remarkably big at the near end, the bones of the fore- 



D 2 



