150 ANIMAL LIFE PAST AND PRESENT. 



lower part of the ankle welded on to the upper end. 

 The middle long bone corresponds exactly with the 

 cannon-bone of a horse, the nature of which is ex- 



Fio. 46. Skeleton of the Elephant-footed Moa (A), and right leg of the Giant 

 Moa (JB). A, about one-eighteenth ; B, about one-twenty-third natural size. 

 (After Owen.) 



plained in the chapter on " Rudimentary Structures ; " 

 and the whole compound bone would correspond with 

 the metatarsus of the extinct three -toed horse known 



