CONTENTS. 
Introduction.—Progress of Antarctic Conchology.—Environment of Antarctic 
marine fauna.—Areas examined.—Local conditions at Commonwealth Bay.—Distribu- 
tion by stations—Hnumeration of species collected at various Antarctic stations and 
at the Auckland Islands.—Macquarie Island: previous zoological examination ; 
amelioration of climate effected by the Notonectian current ; list of molluscan fauna ; 
comparison with other subantarctic islands; beach ecology.—Account of collection 
in systematic order. 
