viii CONTENTS 



Page 



Cyclostomata 223 



Fishes 223 



Paired appendages 227 



Girdles 228 



Free appendages 231 



Fishes 231 



Elasmobranchs 232 



Teleostomes 235 



Ganoids 236 



Teleosts 237 



Dipnoi 240 



Origin of Vertebrate appendages 241 



Appendages of Tetrapoda 245 



Pectoral girdle 245 



Amphibia 246 



Reptilia 248 



Aves 255 



Mammalia 256 



Pelvic girdle 261 



Amphibia 262 



Reptilia 263 



Aves 269 



Mammalia 271 



Free appendages 275 



Amphibia 279 



Reptilia 280 



Aves 287 



Mammalia 290 



Os Priapi 3°! 



BiBUOGEAPHY 3^0 



Index *• 325 



