CONTENTS 



THE BATHYPELAGIC ANGLER FISH CERATIAS HOLBOLLI KROYER (published 

 19th September, 1950) 

 By Robert Clarke, MA. 



Introduction page 3 



Description of an Antarctic Specimen 

 The Growth of Cemtias holbolli 

 The Systematics of Ceratias 

 The Distribution of Ceratias holbolli . 

 Perception in Ceratias holbolli . 



Summary 



Postscript on a record from the Azores 



References 



Plate I 



4 



13 



20 



22 

 28 

 29 

 3° 

 30 

 following page 32 



STYLASTERIDAE (HYDROCORALS) FROM SOUTHERN SEAS (published 30th January, 



1950 



By Hjalmar Broch page 35 



Plates I I-IV following page 46 



ANTARCTIC AND SUBANTARCTIC MOLLUSCA: PELECYPODA AND GASTRO 

 PODA (published 25th March, 1951) 

 By A. W. B. Powell, F.R.S.N.Z. 



Introduction 



Bipolarity 



Biogeographical Provinces 



Distribution of Southern high-latitude Mollusca 

 Index to the Discovery Investigations Mollusca 

 Acknowledgements 

 Systematic 



Bibliography . 

 Text Figures G-N 

 Plates V-X . 



page 49 



63 



66 



67 



72 



77 



77 



182 



189 



following page 196 



THE VAMPYROMORPHA OF THE DISCOVERY EXPEDITIONS (published 22nd July, 



I9S2) 

 By Grace E. Pickford 



Introduction 



Morphological Characters 

 Geographical Distribution 

 Vertical Distribution . 

 Hydrographic Correlations 

 Summary 

 References 



page 199 

 199 

 203 

 205 

 207 

 209 

 210 



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