Aethocola taitae Marwick, 1924 † accepted as Austrofusus taitae (Marwick, 1924) † (original description)
Alcithoe lutea Marwick, 1924 † accepted as Alcithoe arabica (Gmelin, 1791) (original description)
Anachis speighti Marwick, 1924 † accepted as Antizafra speighti (Marwick, 1924) † (original description)
Ancilla (Baryspira) opima Marwick, 1924 † accepted as Amalda (Baryspira) opima (Marwick, 1924) † represented as Amalda opima (Marwick, 1924) † (original description)
Ataxocerithium suteri Marwick, 1924 † accepted as Taxonia suteri (Marwick, 1924) † (original description)
Ataxocerithium tricingulatum Marwick, 1924 † (original description)
Eulima christyi Marwick, 1924 † accepted as Margineulima christyi (Marwick, 1924) † (original description)
Lima mestayerae Marwick, 1924 † accepted as Lima zealandica G. B. Sowerby III, 1877 (original description)
Mangilia morgani Marwick, 1924 † accepted as Neoguraleus morgani (Marwick, 1924) † (original description)
Marginella brevispira Marwick, 1924 † accepted as Serrata marwicki (H. J. Finlay, 1927) † (original description)
Myllita finlayi Marwick, 1924 † (original description)
Trophon murdochi Marwick, 1924 † accepted as Terefundus murdochi (Marwick, 1924) † (original description)
Venericardia (Miodontiscus) minima Marwick, 1924 † accepted as Pteromeris minima (Marwick, 1924) † (original description)
Venericardia (Pleuromeris) marshalli Marwick, 1924 accepted as Pleuromeris marshalli (Marwick, 1924) (original description)
Verconella dubia Marwick, 1924 † accepted as Buccinulum linea (Martyn, 1784) (original description)
Verconella thomsoni Marwick, 1924 † accepted as Buccinulum linea (Martyn, 1784) (original description)
Xymene oliveri Marwick, 1924 accepted as Xymene pusillus (Suter, 1907) accepted as Xymenella pusilla (Suter, 1907) (original description)

 New combination

 for Myllita fragilis (Laws, 1936) †

New combination herein, for consistency with status of genus Myllitella. [details]