CONTENTS 



Scheme of the Classification adopted in this Volume 



CRUSTACEA 



CHAPTER I 



CRUSTACEA 



General Okganisation 



CHAPTER II 



CRUSTACEA (continued) 



Entomostraca — Branchiopoda — Phyllopoda — Cladooera — "Water- 

 fleas . ,18 



COPEPODA 



CHAPTER III 



CRUSTACEA ENTOMOSTRACA (continued) 



55 



CHAPTER IV 



CRUSTACEA ENTOMOSTRACA (continued) 



CiRRiPEDiA — Phenomena of Growth and Sex — Ostkacoda 



vii 



. 79 



