CONTENTS 



CHAPTER VIII 



GENERAL DESCRIPTION OF THE ECHINODERMA . V- 1 



CHAPTER IX 



THE PELMATOZOA CYSTIDEA. . >/. . . 33 



CHAPTER X 



THE PELMATOZOA BLASTOIDEA fci&>H .A. ,* ' . 78 



CHAPTER XI 



THE PELMATOZOA CRINOIDEA . '. " 4 ,. J . 94 



> , i 



CHAPTER XII 



THE PELMATOZOA EDRIOASTEROIDEA . . .205 



CHAPTER XIII 



THE ELEUTHEROZOA HOLOTHURIOIDEA . . . 217 



CHAPTER XIV 



THE ELEDTHEROZOA STELLEROIDEA . . . . 237 



CHAPTER XV 



THE ELEUTHEROZOA ECHINOIDEA . . - ; . 282 



INDEX 333 



