Buccinum steveni Krynicki, 1837 accepted as Bela nebula (Montagu, 1803) (source of synonymy)
Lacuna glacialis Møller, 1842 accepted as Lacuna crassior (Montagu, 1803) (additional source)
Murex erinaceus Linnaeus, 1758 accepted as Ocenebra erinaceus (Linnaeus, 1758) (additional source)
Natica clausa var. elatior Middendorff, 1849 accepted as Cryptonatica affinis (Gmelin, 1791) (original description)
Natica clausa var. normalis Middendorff, 1849 accepted as Cryptonatica affinis (Gmelin, 1791) (original description)
Natica helicoides G. Johnston, 1835 accepted as Amauropsis islandica (Gmelin, 1791) (additional source)
Pleurotoma simplex Middendorff, 1849 accepted as Obesotoma simplex (Middendorf, 1849) (original description)
Rissoa violaestoma Krynicki, 1837 accepted as Rissoa splendida Eichwald, 1830 (source of synonymy)
Tritonium (Buccinum) tenue (Gray, 1839) accepted as Buccinum scalariforme Møller, 1842 (basis of record)
Tritonium (Buccinum) tenue f. elatior Middendorff, 1849 accepted as Buccinum scalariforme Møller, 1842 (original description)
Tritonium (Fusus) islandicum (Mohr, 1786) accepted as Colus islandicus (Mohr, 1786) (basis of record)
Tritonium (Fusus) islandicum var. striata Middendorff, 1849 accepted as Colus gracilis (da Costa, 1778) (original description)
Tritonium (Fusus) islandicum var. sulcata Middendorff, 1849 accepted as Colus islandicus (Mohr, 1786) (original description)
Tritonium (Fusus) schantaricum Middendorff, 1849 accepted as Aulacofusus brevicauda (Deshayes, 1832) (original description)
Tritonium clathratum f. elatior Middendorff, 1849 accepted as Boreotrophon clathratus (Linnaeus, 1767) (original description)
Tritonium clathratum f. normalis Middendorff, 1849 accepted as Boreotrophon clathratus (Linnaeus, 1767) (original description)
Tritonium clathratum f. ventricosa Middendorff, 1849 accepted as Boreotrophon clathratus (Linnaeus, 1767) (original description)
Trochus cinerarius Linnaeus, 1758 accepted as Steromphala cineraria (Linnaeus, 1758) (basis of record)