TABLE OF CONTENTS. 



Introduction, ..... 



Description of Species, 



Table of Doubtful Species, 



List of Ophiuridie and Astropbyticke of the Challenger 



Bathymetrical Tables, . 



Temperature Tables, .... 



jSTote on Fossil Species, 



Abbreviations, .... 



Explanation of the Plates, 



Index, ..... 



Postscript, ..... 



Expedition, arranged 1: 



