Chlamys varia var. nivea (MacGillivray, 1825) accepted as Mimachlamys varia nivea (MacGillivray, 1825) (basis of record)
Doto nigra Eliot, 1910 accepted as Doto pinnatifida (Montagu, 1804) (basis of record)
Epitonium (Clathrus) Agassiz, 1837 accepted as Epitonium Röding, 1798 (basis of record)
Gadila subfusiformis (M. Sars, 1865) accepted as Cadulus subfusiformis (M. Sars, 1865) (basis of record)
Jujubinus (Clelandella) Winkworth, 1832 accepted as Clelandella Winckworth, 1932 (basis of record)
Limacea accepted as Limoidea Rafinesque, 1815 (basis of record)
Margarites undulatus (G. B. Sowerby I, 1838) accepted as Margarites groenlandicus (Gmelin, 1791) (basis of record)
Pherusina gulsonae (W. Clark, 1850) accepted as Aclis gulsonae (W. Clark, 1850) (basis of record)
Pholadacea accepted as Pholadoidea Lamarck, 1809 (basis of record)
Retusa truncatula var. mammilata [sic] accepted as Retusa mammillata (R. A. Philippi, 1836) (basis of record)
Rissoa lilacina porifera (Lovén, 1846) accepted as Rissoa lilacina Récluz, 1843 (basis of record)
Rissoa lilacina rufilabrum Alder, 1844 accepted as Rissoa lilacina Récluz, 1843 (basis of record)
Stiliger oophaga (Lemche, 1974) accepted as Calliopaea oophaga Lemche, 1974 (basis of record)
Tellinacea accepted as Tellinoidea Blainville, 1814 (basis of record)
Veneracea accepted as Veneroidea Rafinesque, 1815 (basis of record)