Opinions from H. G. Richards 1962
- 'Adeorbis nautiliformis is recombined as Cochliolepis nautiliformis'
- 'Alaba cerithidioides is recombined as Bittium cerithidioides'
- 'Anomia aculeata belongs to Anomia' according to Müller 1776
- 'Anomia aculeata belongs to Anomia'
- 'Anomia simplex belongs to Anomia' according to Orbigny 1845
- 'Anomia simplex belongs to Anomia'
- 'Arca brasiliana belongs to Arca' according to Lamarck 1819
- 'Arca brasiliana is recombined as Anadara brasiliana'
- 'Arca minuta is recombined as Nuculana minuta'
- 'Arca ovalis belongs to Arca' according to Bruguiere 1789
- 'Arca ovalis is recombined as Anadara ovalis'
- 'Arca pernula is recombined as Nuculana pernula'
- 'Arca ponderosa belongs to Arca' according to Say 1822
- 'Arca ponderosa belongs to Arca' according to Clark 1906
- 'Arca ponderosa belongs to Arca' according to Sheldon 1916
- 'Arca ponderosa is recombined as Eontia ponderosa' according to MacNeil 1938
- 'Arca ponderosa belongs to Arca' according to Blake 1953
- 'Arca ponderosa is recombined as Noetia (Eontia) ponderosa'
- 'Arca tenuis is recombined as Nucula tenuis'
- 'Arca transversa belongs to Arca' according to Say 1822
- 'Arca transversa belongs to Arca' according to Clark 1906
- 'Arca transversa is recombined as Anadara transversa'
- 'Astarte lunulata is recombined as Crassinella lunulata'
- 'Buccinum lapillus is recombined as Thais lapillus'
- 'Cerithium adamsii is recombined as Seila adamsi'
- 'Cerithium dislocatum is recombined as Terebra dislocata'
- 'Cerithium nigrocinctum is recombined as Triphora nigrocincta'
- 'Chrysodomus stonei is recombined as Neptunea stonei'
- 'Colombella avara is recombined as Anachis (Costoanachis) avara'
- 'Costoanachis was reranked as Anachis (Costoanachis) and belongs to Anachis'
- 'Crenella glandula belongs to Crenella' according to Totten 1834
- 'Crenella glandula belongs to Crenella'
- 'Ctenoides was reranked as Lima (Ctenoides) and belongs to Lima' according to Dall 1898
- 'Cyclas caroliniana is recombined as Polymesoda carolinensis'
- 'Eontia was reranked as Noetia (Eontia) and belongs to Noetia'
- 'Eontia palmerae belongs to Eontia' according to MacNeil 1938
- 'Eontia palmerae belongs to Eontia'
- 'Eucharis elliptica is recombined as Anisodonta elliptica'
- 'Fusus decemcostatus is recombined as Neptunea decemcostata'
- 'Glycimeris arctica is recombined as Panopea arctica'
- 'Leda buccata belongs to Leda' according to Steenstrup 1842
- 'Leda buccata is recombined as Nuculana buccata'
- 'Lucina nassula is recombined as Phacoides nassula'
- 'Lucina radians is recombined as Phacoides radians'
- 'Lutraria lineata is recombined as Labiosa lineata'
- 'Lutraria plicatella is recombined as Labiosa plicatella'
- 'Mactra deaurata is recombined as Mesodesma deaurata'
- 'Mangelia stellata is recombined as Mangilia stellata'
- 'Melampus lineatus belongs to Melampus'
- 'Modiola nigra is recombined as Musculus nigra'
- 'Modiola substriata is recombined as Musculus substriata'
- 'Murex despectus is recombined as Neptunea despecta'
- 'Murex perversum is recombined as Busycon perversum'
- 'Mytilus demissus is recombined as Modiolus demissus'
- 'Mytilus demissus belongs to Mytilus' according to Dilwyn 1817
- 'Mytilus edulis belongs to Mytilus' according to Linnaeus 1758
- 'Mytilus edulis belongs to Mytilus' according to Feyling-Hanssen 1955
- 'Mytilus edulis belongs to Mytilus'
- 'Mytilus exustus is recombined as Brachidontes exustus' according to Olsson 1953
- 'Mytilus exustus is recombined as Brachidontes exustus'
- 'Mytilus exustus belongs to Mytilus' according to Linnaeus 1758
- 'Mytilus modiolus is recombined as Volsella modiolus' according to Blake 1953
- 'Mytilus modiolus belongs to Mytilus' according to Linnaeus 1758
- 'Mytilus modiolus is recombined as Volsella modiola' according to Feyling-Hanssen 1955
- 'Mytilus modiolus is recombined as Modiolus modiolus'
- 'Mytilus recurvus belongs to Mytilus' according to Rafinesque 1820
- 'Mytilus recurvus is recombined as Brachidontes recurvus' according to Gardner 1943
- 'Mytilus recurvus belongs to Mytilus' according to Blake 1953
- 'Mytilus recurvus is recombined as Brachidontes recurvus'
- 'Nucula acuta belongs to Nucula' according to Conrad 1832
- 'Nucula acuta is recombined as Leda acuta' according to Clark 1906
- 'Nucula acuta is recombined as Nuculana acuta' according to Olsson 1953
- 'Nucula acuta is recombined as Nuculana acuta'
- 'Nucula expansa belongs to Nucula' according to Reeve 1855
- 'Nucula expansa belongs to Nucula'
- 'Nucula glacialis is recombined as Yoldia (Portlandia) glacialis'
- 'Nucula glacialis belongs to Nucula' according to Wood 1828
- 'Nucula jacksoni belongs to Nucula' according to Gould 1841
- 'Nucula jacksoni is recombined as Nuculana jacksoni'
- 'Nucula lenticula belongs to Nucula' according to Möller 1842
- 'Nucula lenticula is recombined as Yoldia (Yoldiella) lenticula'
- 'Nucula limatula belongs to Nucula' according to Say 1831
- 'Nucula limatula is recombined as Yoldia limatula' according to Clark 1906
- 'Nucula limatula is recombined as Yoldia limatula' according to Blake 1953
- 'Nucula limatula is recombined as Yoldia limatula'
- 'Nucula major belongs to Nucula' according to Richards 1944
- 'Nucula major belongs to Nucula'
- 'Nucula proxima belongs to Nucula' according to Say 1820
- 'Nucula proxima belongs to Nucula' according to Clarke 1906
- 'Nucula proxima belongs to Nucula' according to Gardner 1943
- 'Nucula proxima belongs to Nucula' according to Olsson 1953
- 'Nucula proxima belongs to Nucula'
- 'Nucula tenuisulcata belongs to Nucula' according to Couthouy 1838
- 'Nucula tenuisulcata is recombined as Nuculana tenuisulcata'
- 'Ostrea islandicus is recombined as Chlamys islandica' according to Feyling-Hanssen 1955
- 'Ostrea islandicus is recombined as Chlamys islandicus'
- 'Ostrea magellanica is recombined as Placopecten magellanicus'
- 'Ostrea magellanicus is a misspelling of Ostrea magellanica'
- 'Ostrea scabra is recombined as Lima (Ctenoides) scabra' according to Olsson 1953
- 'Ostrea scabra is recombined as Lima scabra'
- 'Ostrea scabra is recombined as Lima (Ctenoides) scabra' according to Dall 1898
- 'Ostrea virginica is corrected as Ostrea virginiana and belongs to Ostrea' according to Dall 1898
- 'Ostrea virginica is corrected as Ostrea virginiana and belongs to Ostrea' according to Clark 1906
- 'Ostrea virginica is recombined as Crassostrea virginica'
- 'Pandora trilineata [misspelled as Pandora trilineatus] belongs to Pandora'
- 'Pecten greenlandicus is corrected as Pecten groenlandica and belongs to Pecten'
- 'Pecten irradians belongs to Pecten' according to Lamarck 1819
- 'Pecten irradians is recombined as Aequipecten irradians'
- 'Pecten muscosus is recombined as Aequipecten muscosus'
- 'Petricolaria lata is recombined as Petricola lata'
- 'Phacoides (Bellucina) amiantus is recombined as Lucina amiantus'
- 'Plicatula gibbosa belongs to Plicatula'
- 'Pollia cancellaria is recombined as Cantharus cancellata'
- 'Pollia tincta is recombined as Cantharus tinctus'
- 'Portlandia was reranked as Yoldia (Portlandia) and belongs to Yoldia'
- 'Tellina lintea is recombined as Quadrans lintea'
- 'Venericardia tridentata is recombined as Glans (Pleuromeris) tridentata' according to Gardner 1943
- 'Venericardia tridentata belongs to Venericardia'
- 'Venericardia tridentata belongs to Venericardia' according to Say 1822
- 'Vitrinella holmesi is recombined as Adeorbis holmesi'
- 'Volvaria canaliculata is recombined as Retusa canaliculata'
- 'Yoldiella was reranked as Yoldia (Yoldiella) and belongs to Yoldia'