Alveolina fusiformis Sowerby, 1850 † (original description)
Belosaepia brevispina J. De C. Sowerby, 1850 † (original description)
Belosaepia oweni J. De C. Sowerby, 1850 † (original description)
Bulla expansa J. De C. Sowerby, 1850 † accepted as Megistostoma expansa (J. De C. Sowerby, 1850) † (original description)
Bulla lanceolata J. De C. Sowerby, 1850 † accepted as Volvulella lanceolata (J. De C. Sowerby, 1850) † (original description)
Cypraea bowerbankii J. De C. Sowerby, 1850 † accepted as Sphaerocypraea bowerbankii (J. De C. Sowerby, 1850) † (original description)
Cypraea coombii J. De C. Sowerby, 1850 † accepted as Gisortia coombii (J. De C. Sowerby, 1850) † (original description)
Natica obovata J. De C. Sowerby, 1850 † accepted as Sigatica obovata (J. De C. Sowerby, 1850) † (original description)
Nucula bisulcata J. De C. Sowerby, 1850 † accepted as Nuculoma bisulcata (J. De C. Sowerby, 1850) † (original description)
Rotalia obscura Sowerby, 1850 † (original description)
Strepsidura armata J. De C. Sowerby, 1850 † accepted as Pseudocominella armata (J. De C. Sowerby, 1850) † (original description)
Tellina craticula J. De C. Sowerby, 1850 † (original description)
Turritella contracta J. De C. Sowerby, 1850 † accepted as Haustator contractus (J. De C. Sowerby, 1850) † (original description)