Opinions from P. L. Beesley 1998
- 'Abyssochitonidae belongs to Neoloricata'
- 'Acanthochitonidae belongs to Neoloricata'
- 'Aclididae belongs to Janthinoidea'
- 'Acmaeadae is corrected as Acmaeidae and belongs to Acmaeoidea'
- 'Acmaeoidea belongs to Nacellina'
- 'Acochlidea belongs to Opisthobranchia'
- 'Acochlidiidae belongs to Acochlidioidea'
- 'Acochlidioidea belongs to Acochlidea'
- 'Acteonidae belongs to Acteonoidea'
- 'Acteonoidea belongs to Cephalaspidea'
- 'Aeolidina belongs to Nudibranchia'
- 'Aglajidae belongs to Philinoidea'
- 'Akeridae belongs to Akeroidea'
- 'Akeroidea belongs to Anaspidea'
- 'Amathinidae belongs to Pyramidellacea'
- 'Ampullarioidea belongs to Architaenioglossa'
- 'Anabathridae belongs to Rissooidea'
- 'Anadoridoidea belongs to Doridina'
- 'Anaspidea belongs to Opisthobranchia'
- 'Angariinae belongs to Turbinidae'
- 'Aplysiidae belongs to Aplysioidea'
- 'Aplysioidea belongs to Anaspidea'
- 'Architaenioglossa belongs to Caenogastropoda'
- 'Architectonicidae belongs to Architectonicoidea'
- 'Architectonicoidea belongs to Heterobranchia'
- 'Arminina belongs to Nudibranchia'
- 'Asperspinidae belongs to Microhedyloidea'
- 'Aspidopholas obtecta belongs to Aspidopholas'
- 'Assimineidae belongs to Rissooidea'
- 'Astrosanonia belongs to Pickworthiidae'
- 'Atlantidae belongs to Carinarioidea'
- 'Austriella sordida belongs to Austriella'
- 'Barleeiidae belongs to Rissooidea'
- 'Barnea australasiae belongs to Barnea'
- 'Barnea dilatata belongs to Barnea'
- 'Barnea obturamentum belongs to Barnea'
- 'Bathysciadidae belongs to Cocculinoidea'
- 'Batillariinae was reranked as the family Batillariidae and belongs to Cerithioidea'
- 'Bithyniidae belongs to Rissooidea'
- 'Boselliidae belongs to Elysioidea'
- 'Buccinidae belongs to Muricoidea'
- 'Bullactidae belongs to Haminoeoidea'
- 'Bullidae belongs to Bulloidea'
- 'Bullinidae belongs to Acteonoidea'
- 'Bulloidea belongs to Cephalaspidea'
- 'Bursidae belongs to Tonnoidea'
- 'Caecidae belongs to Rissooidea'
- 'Caenogastropoda belongs to Orthogastropoda'
- 'Caliphyllidae belongs to Limapontioidea'
- 'Calliostomatinae belongs to Trochidae'
- 'Callistoplacinae belongs to Ischnochitonidae'
- 'Callochiton belongs to Callochitoninae'
- 'Callochiton crocinus belongs to Callochiton'
- 'Callochiton elongatus belongs to Callochiton'
- 'Callochiton klemi belongs to Callochiton'
- 'Callochiton mayi belongs to Callochiton'
- 'Callochiton rufus belongs to Callochiton'
- 'Callochitoninae belongs to Ischnochitonidae'
- 'Calyptraeidae belongs to Calyptraeoidea'
- 'Calyptraeoidea belongs to Littorinimorpha'
- 'Campanilidae belongs to Campaniloidea'
- 'Campaniloidea belongs to Sorbeoconcha'
- 'Capulidae belongs to Capuloidea'
- 'Capuloidea belongs to Littorinimorpha'
- 'Carinariidae belongs to Carinarioidea'
- 'Carinarioidea belongs to Littorinimorpha'
- 'Cassidae belongs to Tonnoidea'
- 'Cavolinia belongs to Cavoliniinae'
- 'Cavoliniidae belongs to Thecosomata'
- 'Cavoliniinae belongs to Cavoliniidae'
- 'Cephalaspidea belongs to Opisthobranchia'
- 'Cerithiacea is corrected as Cerithioidea and belongs to Sorbeoconcha'
- 'Cerithiadae is corrected as Cerithiidae and belongs to Cerithioidea'
- 'Cerithiopsidae belongs to Triphoroidea'
- 'Chaetopleurinae belongs to Ischnochitonidae'
- 'Chama calyculata is recombined as Cardita calyculata'
- 'Chama oblongum is recombined as Trapezium oblongum'
- 'Chitonidae belongs to Neoloricata'
- 'Choriplacidae belongs to Neoloricata'
- 'Choriplax belongs to Choriplacidae'
- 'Choristellidae belongs to Lepetelloidea'
- 'Chrystella belongs to Pickworthiidae'
- 'Chrystella islandica belongs to Chrystella'
- 'Cingulopsidae belongs to Cingulopsoidea'
- 'Cingulopsoidea belongs to Littorinimorpha'
- 'Clio belongs to Clioinae'
- 'Clioinae belongs to Cavoliniidae'
- 'Clionidae belongs to Gymnosomata'
- 'Cliopsidae belongs to Gymnosomata'
- 'Cocculinellidae belongs to Lepetelloidea'
- 'Cocculinidae belongs to Cocculinoidea'
- 'Cocculiniformia belongs to Orthogastropoda'
- 'Cocculinoidea belongs to Cocculiniformia'
- 'Columbellidae belongs to Muricoidea'
- 'Conidae belongs to Conoidea'
- 'Coralliophaga coralliophaga belongs to Coralliophaga'
- 'Coriplax grayi belongs to Choriplax'
- 'Cornirostridae belongs to Valvatoidea'
- 'Costasiellidae belongs to Limapontioidea'
- 'Costellariidae belongs to Muricoidea'
- 'Cryptomya elliptica belongs to Cryptomya'
- 'Cryptoplacidae belongs to Neoloricata'
- 'Cultellus belongs to Pharidae'
- 'Cultellus cultellus belongs to Cultellus'
- 'Cuna particula belongs to Cuna'
- 'Cuvierininae belongs to Cavoliniidae'
- 'Cyclophoridae belongs to Cyclophoroidea'
- 'Cyclophoroidea belongs to Architaenioglossa'
- 'Cylichnidae belongs to Philinoidea'
- 'Cylindrobullidae belongs to Cylindrobulloidea'
- 'Cylindrobulloidea belongs to Cephalaspidea'
- 'Cymbuliidae belongs to Thecosomata'
- 'Cypraeacea is corrected as Cypraeoidea and belongs to Littorinimorpha'
- 'Cypraeidae belongs to Cypraeoidea'
- 'Cytherea callosa is recombined as Amiantis callosa'
- 'Dendronotina belongs to Nudibranchia'
- 'Desmopteridae belongs to Thecosomata'
- 'Diacavolinia belongs to Cavoliniinae'
- 'Diacria belongs to Cavoliniinae'
- 'Dialidae belongs to Cerithioidea'
- 'Diaphanidae belongs to Diaphanoidea'
- 'Diaphanoidea belongs to Cephalaspidea'
- 'Diastomidae belongs to Cerithioidea'
- 'Diplommatinidae belongs to Cyclophoroidea'
- 'Discrevinia belongs to Pickworthiidae'
- 'Doridina belongs to Nudibranchia'
- 'Eatoniellidae belongs to Cingulopsoidea'
- 'Elachisinidae belongs to Rissooidea'
- 'Elysiidae belongs to Elysioidea'
- 'Elysioidea belongs to Sacoglossa'
- 'Emblandidae belongs to Rissooidea'
- 'Eogastropoda belongs to Gastropoda'
- 'Epigridae belongs to Rissooidea'
- 'Epitoniidae belongs to Janthinoidea'
- 'Eucyclinae belongs to Trochidae'
- 'Eudoridoidea belongs to Doridina'
- 'Eudoxochiton belongs to Callochitoninae'
- 'Eudoxochiton inornatus belongs to Eudoxochiton'
- 'Eulimidae belongs to Eulimoidea'
- 'Eulimoidea belongs to Ptenoglossa'
- 'Fasciolariidae belongs to Muricoidea'
- 'Ficidae belongs to Tonnoidea'
- 'Fissurellacea is corrected as Fissurelloidea and belongs to Vetigastropoda'
- 'Fissurellidae belongs to Fissurelloidea'
- 'Gabrieloninae belongs to Turbinidae'
- 'Ganatidae belongs to Microhedyloidea'
- 'Gascoignellidae belongs to Elysioidea'
- 'Gastrochaena gigantea belongs to Gastrochaena'
- 'Gastropteridae belongs to Philinoidea'
- 'Glauconome chinensis belongs to Glauconome'
- 'Gymnoptera belongs to Gymnosomata'
- 'Gymnosomata belongs to Gymnosomata'
- 'Gymnosomata belongs to Opisthobranchia'
- 'Haliotidae belongs to Pleurotomarioidea'
- 'Halistylinae belongs to Trochidae'
- 'Haloceratidae belongs to Vanikoroidea'
- 'Haminoeidae belongs to Haminoeoidea'
- 'Haminoeoidea belongs to Cephalaspidea'
- 'Hanleya belongs to Hanleyidae'
- 'Hanleyella belongs to Lepidopleuridae'
- 'Hanleyidae belongs to Neoloricata'
- 'Harpidae belongs to Muricoidea'
- 'Hedylopsidae belongs to Acochlidioidea'
- 'Helicinidae belongs to Neritoidea'
- 'Hemiarthrum belongs to Hanleyidae'
- 'Hemidonacidae belongs to Cardiacea'
- 'Hemidonax belongs to Hemidonacidae'
- 'Hermaeidae belongs to Limapontioidea'
- 'Heterobranchia belongs to Orthogastropoda'
- 'Heterochitoninae belongs to Mopaliidae'
- 'Hipponicidae belongs to Vanikoroidea'
- 'Hyalocylis belongs to Clioinae'
- 'Hydatinidae belongs to Acteonoidea'
- 'Hydrobiidae belongs to Rissooidea'
- 'Hydrocenidae belongs to Neritoidea'
- 'Hydrococcidae belongs to Rissooidea'
- 'Hydromylidae belongs to Gymnoptera'
- 'Hypsogastropoda belongs to Sorbeoconcha'
- 'Ilbiidae belongs to Runcinoidea'
- 'Iravadiidae belongs to Rissooidea'
- 'Ischnochitonidae belongs to Neoloricata'
- 'Ischnochitoninae belongs to Ischnochitonidae'
- 'Janthinidae belongs to Janthinoidea'
- 'Janthinoidea belongs to Ptenoglossa'
- 'Juliidae belongs to Oxynooidea'
- 'Katharina belongs to Katharininae'
- 'Katharininae belongs to Mopaliidae'
- 'Laubierinidae belongs to Tonnoidea'
- 'Lepetellidae belongs to Lepetelloidea'
- 'Lepetelloidea belongs to Cocculiniformia'
- 'Lepetidae belongs to Acmaeoidea'
- 'Lepidochitoninae belongs to Ischnochitonidae'
- 'Lepidopleuridae belongs to Neoloricata'
- 'Lepidopleurus belongs to Lepidopleuridae'
- 'Leptochiton belongs to Lepidopleuridae'
- 'Limacinidae belongs to Thecosomata'
- 'Limapontiidae belongs to Limapontioidea'
- 'Limapontioidea belongs to Sacoglossa'
- 'Liotiinae belongs to Turbinidae'
- 'Litiopinae was reranked as the family Litiopidae and belongs to Cerithioidea'
- 'Littorinacea is corrected as Littorinoidea and belongs to Littorinimorpha'
- 'Littorinidae belongs to Littorinoidea'
- 'Littorinimorpha belongs to Hypsogastropoda'
- 'Lorica belongs to Schizochitonidae'
- 'Loricella belongs to Schizochitonidae'
- 'Lottiidae belongs to Acmaeoidea'
- 'Lottiinae belongs to Lottiidae'
- 'Lucinopsis pellucida is recombined as Mysia pellucida'
- 'Margaritinae belongs to Trochidae'
- 'Marginellidae belongs to Muricoidea'
- 'Martesia fragilis belongs to Martesia'
- 'Mathildidae belongs to Architectonicoidea'
- 'Mecoliotia is a subjective synonym of Sansonia'
- 'Megacardita incrassata belongs to Megacardita'
- 'Melongenidae belongs to Muricoidea'
- 'Microhedylidae belongs to Microhedyloidea'
- 'Microhedyloidea belongs to Acochlidea'
- 'Mitridae belongs to Muricoidea'
- 'Modulidae belongs to Cerithioidea'
- 'Monitilora ramsayi belongs to Monitilora'
- 'Mopaliidae belongs to Neoloricata'
- 'Mopaliinae belongs to Mopaliidae'
- 'Muricidae belongs to Muricoidea'
- 'Nacellina belongs to Patellogastropoda'
- 'Nacellinae was reranked as the family Nacellidae and belongs to Nacelloidea'
- 'Nacelloidea belongs to Nacellina'
- 'Nassariidae belongs to Muricoidea'
- 'Naticacea is corrected as Naticoidea and belongs to Littorinimorpha'
- 'Naticidae belongs to Naticoidea'
- 'Neoloricata belongs to Polyplacophora'
- 'Neritacea belongs to Neritopsina'
- 'Neritidae belongs to Neritoidea'
- 'Neritopsidae belongs to Neritoidea'
- 'Neritopsina belongs to Orthogastropoda'
- 'Notaspidea belongs to Opisthobranchia'
- 'Notobranchaeidae belongs to Gymnosomata'
- 'Notocorbula coxi belongs to Notocorbula'
- 'Notodiaphanidae belongs to Cephalaspidea'
- 'Nudibranchia belongs to Opisthobranchia'
- 'Oldroydia belongs to Lepidopleuridae'
- 'Olividae belongs to Muricoidea'
- 'Omalogyridae belongs to Omalogyroidea'
- 'Omalogyroidea belongs to Heterobranchia'
- 'Oochiton belongs to Schizochitonidae'
- 'Opisthobranchia belongs to Gastropoda'
- 'Orbitestellidae belongs to Valvatoidea'
- 'Orthogastropoda belongs to Gastropoda'
- 'Osteopeltidae belongs to Lepetelloidea'
- 'Ovulidae belongs to Cypraeoidea'
- 'Oxynoidae belongs to Oxynooidea'
- 'Oxynooidea belongs to Sacoglossa'
- 'Paphies (Atactodea) striata is recombined as Atactodea striata'
- 'Paraclididae belongs to Thecosomata'
- 'Parapholas quadrizonata belongs to Parapholas'
- 'Patellidae belongs to Patelloidea'
- 'Patellogastropoda belongs to Eogastropoda'
- 'Patelloidinae belongs to Lottiidae'
- 'Pectinodontinae belongs to Acmaeadae'
- 'Pendromidae belongs to Trochoidea'
- 'Personidae belongs to Tonnoidea'
- 'Petricola pholadiformis belongs to Petricola'
- 'Pharidae belongs to Cultellidae'
- 'Phasianellinae belongs to Turbinidae'
- 'Phenacolepadidae belongs to Neritoidea'
- 'Philinidae belongs to Philinoidea'
- 'Philinoglossidae belongs to Philinoidea'
- 'Philinoidea belongs to Cephalaspidea'
- 'Pholas orientalis belongs to Pholas'
- 'Pholas striatus is recombined as Martesia striata'
- 'Pickworthia is a subjective synonym of Sansonia'
- 'Pickworthiidae belongs to Littorinoidea'
- 'Pisanianuridae belongs to Tonnoidea'
- 'Plakobranchidae belongs to Elysioidea'
- 'Planaxidae belongs to Cerithioidea'
- 'Platyhedylidae belongs to Elysioidea'
- 'Plesiotrochidae belongs to Campaniloidea'
- 'Pleurobranchidae belongs to Pleurobranchoidea'
- 'Pleurobranchoidea belongs to Notaspidea'
- 'Pleurotomariacea is corrected as Pleurotomarioidea and belongs to Vetigastropoda'
- 'Pleurotomariidae belongs to Pleurotomarioidea'
- 'Pneumodermatidae belongs to Gymnosomata'
- 'Pomatiopsidae belongs to Rissooidea'
- 'Potamidinae was reranked as the family Potamididae and belongs to Cerithioidea'
- 'Propilidiinae belongs to Lepetidae'
- 'Pseudococculinidae belongs to Lepetelloidea'
- 'Ptenoglossa belongs to Hypsogastropoda'
- 'Pterotracheidae belongs to Carinarioidea'
- 'Pulmonata belongs to Gastropoda'
- 'Pupinidae belongs to Cyclophoroidea'
- 'Pyramidellacea belongs to Heterobranchia'
- 'Pyramidellidae belongs to Pyramidellacea'
- 'Ranellidae belongs to Tonnoidea'
- 'Rastodentidae belongs to Cingulopsoidea'
- 'Retusidae belongs to Philinoidea'
- 'Reynellona belongs to Pickworthiidae'
- 'Rhodopemorpha belongs to Opisthobranchia'
- 'Rhodopidae belongs to Rhodopemorpha'
- 'Ringiculidae belongs to Ringiculoidea'
- 'Ringiculoidea belongs to Cephalaspidea'
- 'Rissoelloidea belongs to Heterobranchia'
- 'Rissoidae belongs to Rissooidea'
- 'Rissooidea belongs to Littorinimorpha'
- 'Runcinidae belongs to Runcinoidea'
- 'Runcinoidea belongs to Cephalaspidea'
- 'Sacoglossa belongs to Opisthobranchia'
- 'Salaputium fulvidus belongs to Salaputium'
- 'Sansonia belongs to Pickworthiidae'
- 'Scaliolidae belongs to Cerithioidea'
- 'Scaphandridae is a subjective synonym of Cylichnidae'
- 'Schizochiton belongs to Schizochitonidae'
- 'Schizochitonidae belongs to Neoloricata'
- 'Schizoplacinae belongs to Ischnochitonidae'
- 'Schizoplax belongs to Schizoplacinae'
- 'Schizoplax brandtii belongs to Schizoplax'
- 'Scissurellidae belongs to Pleurotomarioidea'
- 'Seguenziidae belongs to Seguenzioidea'
- 'Seguenzioidea belongs to Vetigastropoda'
- 'Sherbornia belongs to Pickworthiidae'
- 'Sherbornia mirabilis belongs to Sherbornia'
- 'Siliquariidae belongs to Cerithioidea'
- 'Skeneadae is corrected as Skeneidae and belongs to Trochoidea'
- 'Smaragdinellidae belongs to Haminoeoidea'
- 'Solariellinae belongs to Trochidae'
- 'Solen grandis belongs to Solen'
- 'Sorbeoconcha belongs to Caenogastropoda'
- 'Stenothyridae belongs to Rissooidea'
- 'Stomatellinae belongs to Trochidae'
- 'Strombacea is corrected as Stromboidea and belongs to Littorinimorpha'
- 'Strombidae belongs to Stromboidea'
- 'Struthiolariidae belongs to Stromboidea'
- 'Tellina flexuosa is recombined as Thyasira flexuosa'
- 'Terebridae belongs to Conoidea'
- 'Thecosomata belongs to Opisthobranchia'
- 'Thiaridae belongs to Cerithioidea'
- 'Titiscaniidae belongs to Neritoidea'
- 'Tonnacea is corrected as Tonnoidea and belongs to Littorinimorpha'
- 'Tonnidae belongs to Tonnoidea'
- 'Tornidae belongs to Vitrinellidae'
- 'Tricoliidae was reranked as the subfamily Tricoliinae and belongs to Turbinidae'
- 'Triphoridae belongs to Triphoroidea'
- 'Triphoroidea belongs to Ptenoglossa'
- 'Triviidae belongs to Velutinoidea'
- 'Trochacea is corrected as Trochoidea and belongs to Vetigastropoda'
- 'Trochidae belongs to Trochoidea'
- 'Trochinae belongs to Trochidae'
- 'Truncatellidae belongs to Rissooidea'
- 'Truncatelloidea is a subjective synonym of Rissooidea'
- 'Turbinellidae belongs to Muricoidea'
- 'Turbinidae belongs to Trochoidea'
- 'Turbininae belongs to Turbinidae'
- 'Turridae belongs to Conoidea'
- 'Turritellidae belongs to Cerithioidea'
- 'Tylodinidae belongs to Tylodinoidea'
- 'Tylodinoidea belongs to Notaspidea'
- 'Umboniidae was reranked as the subfamily Umboniinae and belongs to Trochidae'
- 'Umbraculidae belongs to Tylodinoidea'
- 'Valvatoidea belongs to Heterobranchia'
- 'Vanikoridae belongs to Vanikoroidea'
- 'Vanikoroidea belongs to Littorinimorpha'
- 'Velutinidae belongs to Velutinoidea'
- 'Velutinoidea belongs to Littorinimorpha'
- 'Venus punctata is recombined as Codakia punctata'
- 'Vermetidae belongs to Vermetoidea'
- 'Vermetoidea belongs to Littorinimorpha'
- 'Vetigastropoda belongs to Orthogastropoda'
- 'Vitrinellidae belongs to Rissooidea'
- 'Viviparidae belongs to Ampullarioidea'
- 'Volutidae belongs to Muricoidea'
- 'Volutomitridae belongs to Muricoidea'
- 'Volvatellidae belongs to Oxynooidea'
- 'Xenophoridae belongs to Xenophoroidea'
- 'Xenophoroidea belongs to Littorinimorpha'
- 'Xylochitonidae belongs to Neoloricata'
- 'Xylodisculidae belongs to Valvatoidea'