Opinions from H. G. Richards 1943
- 'Anomia onslowensis belongs to Anomia'
- 'Antigona (Artena) lamellacea is recombined as Antigona lamellacea'
- 'Arca silverdalensis belongs to Arca' according to Kellum 1926
- 'Arca silverdalensis belongs to Arca'
- 'Astarte onslowensis belongs to Astarte'
- 'Busycon spiniger belongs to Busycon'
- 'Busycon spiniger onslowensis belongs to Busycon spiniger'
- 'Calyptraea trochiformis belongs to Calyptraea'
- 'Cantharus cumberlandiana is recombined as Coralliophila cumberlandiana'
- 'Cardium midyetti belongs to Cardium'
- 'Conus postalveatus belongs to Conus'
- 'Corbula burnsi belongs to Corbula' according to Dall 1937
- 'Corbula burnsi belongs to Corbula'
- 'Corbula idonea belongs to Corbula'
- 'Crassatella mississippiensis is recombined as Crassatellites mississippiensis'
- 'Crassatella mississippiensis silverdalensis belongs to Crassatella mississippiensis' according to Kellum 1926
- 'Crassatella mississippiensis silverdalensis belongs to Crassatella mississippiensis'
- 'Crepidula plana belongs to Crepidula'
- 'Diodora chipolana caroliniana belongs to Diodora chipolana'
- 'Diplodonta alta belongs to Diplodonta'
- 'Dispotaea constricta is recombined as Crucibulum constrictum'
- 'Donax idoneus belongs to Donax'
- 'Eupleura harbisoni belongs to Eupleura'
- 'Fissuridea chipolana is recombined as Diodora chipolana'
- 'Fusinus trentensis belongs to Fusinus'
- 'Fusus migrans is recombined as Siphonalia migrans'
- 'Fusus quadricostatus is recombined as Ecphora quadricostata'
- 'Gemma magna belongs to Gemma'
- 'Gemma magna striata belongs to Gemma magna'
- 'Glycymeris anteparilis belongs to Glycymeris'
- 'Lyria carolinensis belongs to Lyria'
- 'Meretrix neusensis is recombined as Callista neusensis'
- 'Murex davisi belongs to Murex'
- 'Murex kellumi belongs to Murex'
- 'Mytilus conradinus belongs to Mytilus'
- 'Natica hemicrypta is recombined as Polinices hemicrypta'
- 'Natica judsoni belongs to Natica' according to Maury 1910
- 'Natica judsoni is recombined as Polinices judsoni'
- 'Oliva posti belongs to Oliva'
- 'Olivella gardnerae belongs to Olivella'
- 'Ostrea georgiana belongs to Ostrea' according to Conrad 1834
- 'Ostrea georgiana belongs to Ostrea'
- 'Patella fornicata is recombined as Crepidula fornicata'
- 'Pecten elixatus belongs to Pecten'
- 'Pecten trentensis belongs to Pecten'
- 'Phacoides nocariensis belongs to Phacoides' according to Kellum 1926
- 'Phacoides nocariensis belongs to Phacoides'
- 'Phacoides silicatus belongs to Phacoides' according to Mansfield 1937
- 'Phacoides silicatus belongs to Phacoides'
- 'Plicatula densata belongs to Plicatula'
- 'Potamides silverdalensis belongs to Potamides'
- 'Rapana gilletti belongs to Rapana'
- 'Rapana vaughani belongs to Rapana'
- 'Scaphella stromboidella belongs to Scaphella'
- 'Sinum imperforatum belongs to Sinum'
- 'Terebra curvilineata belongs to Terebra' according to Martin 1904
- 'Terebra curvilineata whitfieldi belongs to Terebra curvilineata' according to Martin 1904
- 'Terebra curvilineata whitfieldi belongs to Terebra curvilineata'
- 'Turritella fuerta belongs to Turritella'
- 'Venericardia granulata belongs to Venericardia'
- 'Venericardia nodifera belongs to Venericardia'
- 'Venus erecta belongs to Venus'
- 'Venus gardnerae belongs to Venus'