252 



CHARACTERS OF VERTEBRATE ANIMALS 





INTERMEDIUM 

 LNARE 

 TRALE 



TIBIALE & 

 INTERMEDIUM 



CENTRALE 



TIBIA. 



TIBIALE 





FIBULA 



INTERMEDIUM 

 FIBULARE 

 TRALE 



E? 



Fig. 156.— Skeleton of Frog 



A, Skeleton seen from above (r, radius; u, ulna; il, ilium; is, ischium; t, tibia; f, fibula; *, calcar). 

 B, Sternum and shoulder-girdles, c, Right hip-girdle, from side. D, Wrist. d', Pattern wrist. 

 E, Ankle, b', Pattern ankle. 



