CONTENTS 



CHAPTER IX 



I'ACK 



Reptilian Liveries ...... 161; 



CHAPTER X 



Reptiles in the Making . . . . .176 



CHAPTER XI 



Concerning Tadpoles ..... 180 



CHAPTER XII 

 The Infancy of Fishes ..... 207 



CHAPTER XIII 

 The Infancy of Crabs and Caterpillars . . 236 



CHAPTER XIV 



Puzzles and Paradoxes . . . 258 



Index ......... 268 



