CONTENTS 



CHAPTER I 



PAGE 



THE CLASS CRUSTACEA 1 



CHAPTER II 



THE BRANCHIOPODA ...... 29 



CHAPTER III 



THE OSTRACODA . . . . . .56 



CHAPTER IV 



THE COPEPODA . . . . . .71 



CHAPTER V 



THE CIRRIPEDIA . . . . . .106 



CHAPTER VI 



THE MALACOSTRACA ...... 143 



CHAPTER VII 



THE LEPTOSTRACA . . . . . .151 



CHAPTER VIII 



THE SYNC A RID A . . . . . .162 



vii 



