CONTENTS 



Introduction page 3 



List of new Genera, Species and Forms 3 



Classification 3 



Systematic List of Species in the Collection 4 



List of Stations and Species Collected at Each 7 



Abbreviations used in Text-Figures 24 



Description of Species 24 



Geographical Distribution 147 



Local Distribution 15 1 



Geographical Speciation 152 



The Size of South Polar Ascidians 153 



References 154 



Index to Genera and Species 157 



Plates I-VI following page 160 



