CONTENTS 



CHAPTER I 



PAGE 



THE CLASS CRUSTACEA 



CHAPTER II 



THE BRANCHIOPODA . 



CHAPTER III 



THE OSTRACODA . 56 



CHAPTER IV 

 THE COPEPODA . 71 



CHAPTER V 



THE CIRRIPEDIA . .106 



CHAPTER VI 



THE MALACOSTRACA . 



CHAPTER VII 



THE LKPTOSTRACA . . . lol 



CHAPTER VIII 



THE SYNC A RID A 



vii 



