CONTENTS 



PAGE 



Preface . . . • • . . v 



CHAPTER I 



On the Use of some Words . . . . i 



CHAPTER n 



On the Structure and Classification of Corals . 15 



CHAPTER in 



Madreporarian Corals . • • • -23 



CHAPTER IV 



Madreporarian Corals {continued) . ■ .81 



CHAPTER V 

 Alcyonarian Corals . . • • .103 



CHAPTER VI 

 Antipatharian Corals . . • • -136 



CHAPTER VII 



Hydrozoan Corals . . • • • -MS 





