Opinions from H. E. Vokes 1980
- 'Abra belongs to Semelidae'
- 'Abruptolopha belongs to Lophinae'
- 'Acanthocardia belongs to Cardiinae'
- 'Acanthopecten belongs to Aviculopectininae'
- 'Acar belongs to Arcinae'
- 'Acesta belongs to Limidae'
- 'Acharax belongs to Solemyidae'
- 'Acila belongs to Nuculidae'
- 'Acila (Truncacila) was reranked as Truncacila and belongs to Nuculidae'
- 'Acilana belongs to Nuculanidae'
- 'Acreuciroa belongs to Verticordiidae'
- 'Acrosterigma belongs to Trachycardiinae'
- 'Actinodesma belongs to Pterineidae'
- 'Actinodontophoridae belongs to Unionacea'
- 'Actinopteria belongs to Pterineidae'
- 'Acutostrea belongs to Ostreinae'
- 'Adacninae belongs to Lymnocardiidae'
- 'Adipicola belongs to Mytilidae'
- 'Adrana belongs to Nuculanidae'
- 'Adula belongs to Mytilidae'
- 'Aeidimytilus belongs to Mytilidae'
- 'Aenona belongs to Tellininae'
- 'Aetostreon belongs to Exogyrinae'
- 'Afghanodesma belongs to Praenuculidae'
- 'Africarca belongs to Glycymeridinae'
- 'Africogryphaea belongs to Gryphaeinae'
- 'Afrocardium belongs to Fraginae'
- 'Agerostrea belongs to Lophinae'
- 'Aguilerella belongs to Bakevelliidae'
- 'Aguileria belongs to Bakevelliidae'
- 'Alasmidontinae belongs to Unionidae'
- 'Alathyria belongs to Hyriinae'
- 'Alectryonella belongs to Lophinae'
- 'Aliomactra belongs to Mactrinae'
- 'Allodesma belongs to Allodesmatidae'
- 'Allodesmatidae belongs to Cycloconchacea'
- 'Allomactra belongs to Mactrinae'
- 'Aloidis is a subjective synonym of Corbula'
- 'Alucinoma belongs to Myrteinae'
- 'Alveinus belongs to Kelliellidae'
- 'Ambonicardia belongs to Arcticidae'
- 'Ambonychia belongs to Ambonychiidae'
- 'Ambonychiacea belongs to Pterioida'
- 'Ambonychiidae belongs to Ambonychiacea'
- 'Ambonychiopsis belongs to Ambonychiidae'
- 'Ambrogia belongs to Arcidae'
- 'Ambuscintilla belongs to Galeommatidae'
- 'Amiantis belongs to Pitarinae'
- 'Amnicola belongs to Hydrobiidae' according to Berry 1943
- 'Amonotis belongs to Posidoniidae'
- 'Amotapas belongs to Raetomyidae'
- 'Amphiaraus belongs to Eriphylinae'
- 'Amphidonte belongs to Exogyrinae'
- 'Amphiocoelia belongs to Ambonychiidae'
- 'Amussiopecten belongs to Pectinidae'
- 'Amussium is corrected as Amusium and belongs to Propeamussiidae'
- 'Amussium (Entolium) was reranked as Entolium and belongs to Entoliidae'
- 'Amygdalum belongs to Mytilidae'
- 'Anadara belongs to Anadarinae'
- 'Anadara (Mabelllarca) was reranked as Mabelllarca and belongs to Anadarinae'
- 'Anadara (Tosarca) was reranked as Tosarca and belongs to Anadarinae'
- 'Anadarinae belongs to Arcidae'
- 'Anapella belongs to Davilinae'
- 'Anapteris belongs to Corbulinae'
- 'Anatimya belongs to Laternulidae'
- 'Anatina belongs to Pteropsellinae'
- 'Anatinellidae belongs to Mactracea'
- 'Anchomasa belongs to Pholadinae'
- 'Andrusella belongs to Mactrinae'
- 'Angulararca belongs to Arcidae'
- 'Angulus belongs to Tellininae'
- 'Anisocardia belongs to Arcticidae'
- 'Anisocorbula belongs to Corbulinae'
- 'Anisodonta belongs to Sportellidae'
- 'Anningella belongs to Buchiidae'
- 'Annuliconcha belongs to Aviculopectininae'
- 'Anodontia belongs to Milthinae'
- 'Anodontinae belongs to Unionidae'
- 'Anodontophora belongs to Trigonodidae'
- 'Anodontopsis belongs to Allodesmatidae'
- 'Anomalocardia belongs to Chioninae'
- 'Anomalocoelia belongs to Ambonychiidae'
- 'Anomalodesmata belongs to Bivalvia'
- 'Anomia belongs to Anomiidae'
- 'Anomia (Patro) was reranked as Patro and belongs to Anomiidae'
- 'Anomiacea belongs to Pterioida'
- 'Anomianella belongs to Anomiidae'
- 'Anomiidae belongs to Anomiacea'
- 'Anomolima belongs to Limidae'
- 'Anonica is a subjective synonym of Pteria'
- 'Anopaea belongs to Inoceramidae'
- 'Antarctolima belongs to Limidae'
- 'Antetrichomya belongs to Mytilidae'
- 'Anthraconeilo belongs to Malletiinae'
- 'Anthracosiacea belongs to Unionoida'
- 'Anthracosiidae belongs to Anthracosiacea'
- 'Antigona belongs to Venerinae'
- 'Antillocaprina belongs to Caprinidae'
- 'Antipleura belongs to Antipleurinae'
- 'Antipleuridae belongs to Praecardiacea'
- 'Antipleurinae belongs to Antipleuridae'
- 'Antiquicyprina belongs to Arcticidae'
- 'Antiquilima belongs to Limidae'
- 'Anulipecten belongs to Pterinopectinidae'
- 'Anulostrea belongs to Ostreidae'
- 'Aphanaia belongs to Inoceramidae'
- 'Aphrodina belongs to Pitarinae'
- 'Aptolinter belongs to Grammatodontinae'
- 'Arca belongs to Arcinae'
- 'Arca (Lissarca) was reranked as Lissarca and belongs to Limopsidae'
- 'Arcacea belongs to Arcoida'
- 'Arcavicula belongs to Pteriidae'
- 'Archaeocardiidae belongs to Cardiacea'
- 'Archanodontacea belongs to Unionoida'
- 'Archanodontidae belongs to Archanodontacea'
- 'Arcidae belongs to Arcacea'
- 'Arcinae belongs to Arcidae'
- 'Arcinella belongs to Chamidae'
- 'Arcoida belongs to Pteriomorphia'
- 'Arcomya belongs to Pholadomyidae'
- 'Arcomytilus belongs to Mytilidae'
- 'Arcopagella belongs to Tellininae'
- 'Arcopagia belongs to Tellininae'
- 'Arcopaginula belongs to Tellininae'
- 'Arcoperna belongs to Mytilidae'
- 'Arcopsis belongs to Striarcinae'
- 'Arctica belongs to Arcticidae'
- 'Arcticacea belongs to Veneroida'
- 'Arcticidae belongs to Arcticacea'
- 'Arctostrea belongs to Lophinae'
- 'Arctotis belongs to Oxytomidae'
- 'Arcuatula belongs to Mytilidae'
- 'Arcullaea belongs to Arcullaeinae'
- 'Arcullaeinae belongs to Glycymerididae'
- 'Arisaigia belongs to Malletiinae'
- 'Artena belongs to Venerinae'
- 'Arthritica belongs to Erycinidae'
- 'Arvella belongs to Mytilidae'
- 'Asaphis belongs to Psammobiinae'
- 'Asaphis (Heteroglypta) was reranked as Heteroglypta and belongs to Psammobiinae'
- 'Asoella belongs to Aviculopectininae'
- 'Aspidopholas belongs to Martesiinae'
- 'Astarte belongs to Astartinae'
- 'Astarte triasina is recombined as Astartellopsis triasina' according to Beurlen 1954
- 'Astartella belongs to Astartinae'
- 'Astartellopsis belongs to Astartinae'
- 'Astartellopsis prosoclina belongs to Astartellopsis' according to Beurlen 1954
- 'Astartemya belongs to Eriphylinae'
- 'Astartidae belongs to Crassatellacea'
- 'Astartinae belongs to Astartidae'
- 'Atomodesma belongs to Myalinidae'
- 'Atreta belongs to Plicatulidae'
- 'Atrina belongs to Pinnidae'
- 'Aucellina belongs to Buchiidae'
- 'Aulacomya belongs to Mytilidae'
- 'Aulacomyella belongs to Posidoniidae'
- 'Austriella belongs to Lucinidae'
- 'Austrocardium belongs to Cardiidae'
- 'Austrolima belongs to Limidae'
- 'Austronucula belongs to Nuculidae'
- 'Austropteria belongs to Pteriidae'
- 'Avicula is a subjective synonym of Pteria'
- 'Avicula (Oxytoma) was reranked as Oxytoma and belongs to Oxytomidae'
- 'Aviculolima belongs to Limidae'
- 'Aviculomyalina belongs to Myalinidae'
- 'Aviculopecten belongs to Aviculopectininae'
- 'Aviculopectinidae belongs to Pectinacea'
- 'Aviculopectininae belongs to Aviculopectinidae'
- 'Aviculopinna belongs to Pinnidae'
- 'Avimactra belongs to Mactrinae'
- 'Axinactis belongs to Glycymeridinae'
- 'Axinaea belongs to Glycymeridinae'
- 'Axinola belongs to Glycymeridinae'
- 'Azorinus belongs to Solecurtinae'
- 'Babinka belongs to Babinkidae'
- 'Babinkidae belongs to Veneroida'
- 'Bactronophorus belongs to Teredininae'
- 'Badiotella belongs to Limidae'
- 'Bakevellia belongs to Bakevelliidae'
- 'Bakevelliidae belongs to Pteriacea'
- 'Baluchicardia belongs to Carditesinae'
- 'Bankia belongs to Bankiinae'
- 'Bankiinae belongs to Teredinidae'
- 'Barbatia belongs to Arcinae'
- 'Barbatia (Destacar) was reranked as Destacar and belongs to Arcinae'
- 'Barbatia (Nipponarca) was reranked as Nipponarca and belongs to Arcinae'
- 'Barbatia (Ovalarca) was reranked as Ovalarca and belongs to Striarcinae'
- 'Barbatia (Plagiarca) was reranked as Plagiarca and belongs to Arcinae'
- 'Barnea belongs to Pholadinae'
- 'Barrimysia belongs to Montacutidae'
- 'Bassina belongs to Chioninae'
- 'Bathyarca belongs to Anadarinae'
- 'Bathycorbis belongs to Mactromyidae'
- 'Bathymalletia belongs to Malletiinae'
- 'Bathytormus belongs to Crassatellinae'
- 'Batissa belongs to Corbiculidae'
- 'Beguina belongs to Carditinae'
- 'Bellucina belongs to Lucininae'
- 'Benthocardiella belongs to Condylocardiinae'
- 'Bernardinidae belongs to Arcticacea'
- 'Bicorbula belongs to Corbulinae'
- 'Biradiolites belongs to Radiolitidae'
- 'Biradiolitinae belongs to Radiolitidae'
- 'Boeuvia belongs to Divaricellinae'
- 'Borniola belongs to Kelliidae'
- 'Bothrocorbula belongs to Corbulinae'
- 'Botula belongs to Mytilidae'
- 'Botulina belongs to Mytilidae'
- 'Botulopa belongs to Mytilidae'
- 'Botulopsis belongs to Mytilidae'
- 'Bourdotia belongs to Divaricellinae'
- 'Brachidontes belongs to Mytilidae'
- 'Brachymeris belongs to Ungulinidae'
- 'Brechites belongs to Clavagellidae'
- 'Breviarca belongs to Striarcinae'
- 'Brevicardium belongs to Protocardiinae'
- 'Brevinucula belongs to Nuculidae'
- 'Bucardiomya belongs to Pholadomyidae'
- 'Buchia belongs to Buchiidae'
- 'Buchiidae belongs to Pectinacea'
- 'Buchiola belongs to Praecardiinae'
- 'Burmesiidae belongs to Pholadomyacea'
- 'Butovicella belongs to Butovicellidae'
- 'Butovicellidae belongs to Praecardiacea'
- 'Byssodesma belongs to Modiomorphidae'
- 'Byssonychia is a subjective synonym of Ambonychia'
- 'Cadella belongs to Tellininae'
- 'Cadomia belongs to Malletiinae'
- 'Caestocorbula belongs to Caestocorbulinae'
- 'Caestocorbulinae belongs to Corbulidae'
- 'Callanaitis belongs to Chioninae'
- 'Callista belongs to Pitarinae'
- 'Callistina belongs to Pitarinae'
- 'Callitricoderma is a subjective synonym of Callitriche'
- 'Calloarca belongs to Arcinae'
- 'Callocardia belongs to Pitarinae'
- 'Callodonta belongs to Modiomorphidae'
- 'Callolima belongs to Limidae'
- 'Callucinopsis belongs to Lucininae'
- 'Calorhadia belongs to Nuculanidae'
- 'Calorhadia (Litorhadia) was reranked as Litorhadia and belongs to Nuculanidae'
- 'Calva belongs to Pitarinae'
- 'Calvitium belongs to Neoleptonidae'
- 'Caprina belongs to Caprinidae'
- 'Caprinidae belongs to Hippuritacea'
- 'Caprotinidae belongs to Hippuritacea'
- 'Carbonarca belongs to Parallelodontinae'
- 'Cardiacea belongs to Veneroida'
- 'Cardiidae belongs to Cardiacea'
- 'Cardiinae belongs to Cardiidae'
- 'Cardilia belongs to Cardiliidae'
- 'Cardiliidae belongs to Mactracea'
- 'Cardinia belongs to Cardiniidae'
- 'Cardiniidae belongs to Crassatellacea'
- 'Cardiocardita belongs to Carditamerinae'
- 'Cardiola belongs to Cardiolinae'
- 'Cardiolaria belongs to Praenuculidae'
- 'Cardiolinae belongs to Praecardiidae'
- 'Cardiomya belongs to Cuspidariidae'
- 'Cardiomya (Kurodamya) was reranked as Kurodamya and belongs to Cuspidariidae'
- 'Cardita belongs to Carditinae'
- 'Carditacea belongs to Veneroida'
- 'Carditamerinae belongs to Carditidae'
- 'Carditella belongs to Carditamerinae'
- 'Carditesinae belongs to Carditidae'
- 'Carditidae belongs to Carditacea'
- 'Carditinae belongs to Carditidae'
- 'Cardium belongs to Cardiinae'
- 'Cardium (Granocardium) was reranked as Granocardium and belongs to Cardiinae'
- 'Cardium amygdalina belongs to Cardium' according to J. de C. Sowerby 1827
- 'Cardium amygdalina is recombined as Fuchsella amygdalina'
- 'Carinineilo belongs to Malletiinae'
- 'Carolia belongs to Anomiidae'
- 'Carolia (Parinomya) was reranked as Parinomya and belongs to Anomiidae'
- 'Carydiidae belongs to Cycloconchacea'
- 'Carydium belongs to Carydiidae'
- 'Cassianella belongs to Cassianellidae'
- 'Cassianellidae belongs to Pteriacea'
- 'Cataceramus belongs to Inoceramidae'
- 'Catella belongs to Grammatodontinae'
- 'Cavatidens belongs to Milthinae'
- 'Cavilucina belongs to Lucininae'
- 'Celtoides belongs to Permorphinae'
- 'Ceratomya belongs to Ceratomyidae'
- 'Ceratomyidae belongs to Pholadomyacea'
- 'Ceratomyopsidae belongs to Glossacea'
- 'Ceratomyopsis belongs to Ceratomyopsidae'
- 'Ceratostreon belongs to Exogyrinae'
- 'Cercomya is corrected as Kercomya and belongs to Laternulidae'
- 'Cercomyopsis belongs to Grammysiidae'
- 'Cetoconcha belongs to Poromyidae'
- 'Chaenocardia belongs to Chaenocardiinae'
- 'Chaenocardiinae belongs to Aviculopectinidae'
- 'Chama belongs to Chamidae'
- 'Chamacea belongs to Veneroida'
- 'Chamidae belongs to Chamacea'
- 'Chesapecten belongs to Pectinidae'
- 'Chimaeroderma belongs to Pinnidae'
- 'Chimela belongs to Pitarinae'
- 'Chioninae belongs to Veneridae'
- 'Chlamydoconchacea belongs to Veneroida'
- 'Chlamydoconchidae belongs to Chlamydoconchacea'
- 'Chondrodontidae belongs to Ostreacea'
- 'Choniocardia belongs to Carditamerinae'
- 'Choromytilus belongs to Mytilidae'
- 'Ciboticola belongs to Mytilidae'
- 'Cicatella belongs to Kelliidae'
- 'Circe belongs to Circinae'
- 'Circinae belongs to Veneridae'
- 'Circomphalus belongs to Venerinae'
- 'Claibornites belongs to Milthinae'
- 'Claibornites (Codalucina) was reranked as Codalucina and belongs to Milthinae'
- 'Claibornites (Saxolucina) was reranked as Saxolucina and belongs to Milthinae'
- 'Claraia belongs to Aviculopectininae'
- 'Clavagella belongs to Clavagellidae'
- 'Clavagellacea belongs to Pholadomyoida'
- 'Clavagellidae belongs to Clavagellacea'
- 'Clavipholas belongs to Pholadinae'
- 'Cleidothaeridae belongs to Pandoracea'
- 'Cleidothaerus belongs to Cleidothaeridae'
- 'Cleionychia belongs to Ambonychiidae'
- 'Clementia belongs to Clementiinae'
- 'Clementiinae belongs to Veneridae'
- 'Clinocardium belongs to Laevicardiinae'
- 'Clinopistha belongs to Ctenodontidae'
- 'Clisocolus belongs to Mactromyidae'
- 'Codakia belongs to Lucininae'
- 'Coelocyprina belongs to Arcticidae'
- 'Coelopis belongs to Opinae'
- 'Colpomya belongs to Modiomorphidae'
- 'Concavodonta belongs to Praenuculidae'
- 'Condylocardia belongs to Condylocardiinae'
- 'Condylocardiidae belongs to Carditacea'
- 'Condylocardiinae belongs to Condylocardiidae'
- 'Condylocuna belongs to Condylocardiinae'
- 'Condylonucula belongs to Nuculidae'
- 'Conocardiopsis belongs to Lunulacardiidae'
- 'Cooperellidae belongs to Veneracea'
- 'Coraliarca belongs to Arcidae'
- 'Coralliophaga belongs to Trapeziidae'
- 'Corbicellopsis belongs to Tancrediidae'
- 'Corbicula belongs to Corbiculidae'
- 'Corbiculacea belongs to Veneroida'
- 'Corbiculidae belongs to Corbiculacea'
- 'Corbiculina belongs to Corbiculidae'
- 'Corbis is a subjective synonym of Fimbria'
- 'Corbula belongs to Corbulinae'
- 'Corbula (Caryocorbula) was reranked as Caryocorbula and belongs to Corbulinae'
- 'Corbula (Serracorbula) was reranked as Serracorbula and belongs to Corbulinae'
- 'Corbulamella belongs to Corbulamellinae'
- 'Corbulamellinae belongs to Corbulidae'
- 'Corbulidae belongs to Myacea'
- 'Corbulinae belongs to Corbulidae'
- 'Corbulomima belongs to Corbulinae'
- 'Corbulomya belongs to Lentidiinae'
- 'Corculum belongs to Fraginae'
- 'Cordiceramus belongs to Inoceramidae'
- 'Cornellites belongs to Pterineidae'
- 'Cornucardia belongs to Dicerocardiidae'
- 'Corymya belongs to Thraciidae'
- 'Cosa belongs to Philobryidae'
- 'Costagyra belongs to Exogyrinae'
- 'Costellacesta belongs to Limidae'
- 'Costigervillia belongs to Bakevelliidae'
- 'Cowperesia belongs to Megadesmidae'
- 'Crassatella belongs to Crassatellinae'
- 'Crassatellacea belongs to Veneroida'
- 'Crassatellidae belongs to Crassatellacea'
- 'Crassatellina belongs to Eriphylinae'
- 'Crassatellinae belongs to Crassatellidae'
- 'Crassatellites is a subjective synonym of Crassatella'
- 'Crassatellopsis belongs to Eriphylinae'
- 'Crassatina belongs to Crassatellinae'
- 'Crassinella belongs to Scambulinae'
- 'Crassoleda belongs to Nuculanidae'
- 'Crassostrea belongs to Ostreinae'
- 'Cratis belongs to Philobryidae'
- 'Cremnoceramus belongs to Inoceramidae'
- 'Crenatula belongs to Isognomonidae'
- 'Crenella belongs to Mytilidae'
- 'Crenomytilus belongs to Mytilidae'
- 'Crenostrea belongs to Pycnodonteinae'
- 'Crenulilimopsis belongs to Limopsidae'
- 'Crepispisula belongs to Mactrinae'
- 'Criocardium belongs to Cardiinae'
- 'Cryptochasma belongs to Grammatodontinae'
- 'Cryptodonta belongs to Bivalvia'
- 'Cryptomactra belongs to Mactrinae'
- 'Cryptomya belongs to Myidae'
- 'Cryptomya (Venatomya) was reranked as Venatomya and belongs to Myidae'
- 'Ctena belongs to Lucininae'
- 'Ctenocardia belongs to Fraginae'
- 'Ctenodonta belongs to Ctenodontidae'
- 'Ctendonta is a misspelling of Ctenodonta'
- 'Ctenodonta (Tancrediopsis) was reranked as Tancrediopsis and belongs to Ctenodontidae'
- 'Ctenodontacea belongs to Nuculoida'
- 'Ctenodontella belongs to Malletiinae'
- 'Ctenodontidae belongs to Ctenodontacea'
- 'Ctenoides belongs to Limidae'
- 'Ctenostreon belongs to Limidae'
- 'Cubitostrea belongs to Ostreinae'
- 'Cucullaea belongs to Cucullaeidae'
- 'Cucullaearca belongs to Arcinae'
- 'Cucullaeidae belongs to Arcacea'
- 'Cucullaria belongs to Grammatodontinae'
- 'Cucullopsis belongs to Grammatodontinae'
- 'Cucumerunio belongs to Unioninae'
- 'Cucurbitula belongs to Gastrochaenidae'
- 'Cultellidae belongs to Solenacea'
- 'Cultellus belongs to Cultellidae'
- 'Cuna belongs to Cuninae'
- 'Cunanax belongs to Condylocardiinae'
- 'Cuneamya belongs to Grammysiidae'
- 'Cunearca belongs to Anadarinae'
- 'Cuneocorbula belongs to Corbulinae'
- 'Cuneolus belongs to Mytilidae'
- 'Cuninae belongs to Condylocardiidae'
- 'Curionia belongs to Neoleptonidae'
- 'Curvemysella belongs to Montacutidae'
- 'Curvostrea belongs to Ostreidae'
- 'Curvula belongs to Pinnidae'
- 'Curvulites is a subjective synonym of Curvula'
- 'Cuspidaria belongs to Cuspidariidae'
- 'Cuspidariidae belongs to Poromyacea'
- 'Cyamiacea belongs to Veneroida'
- 'Cyamiidae belongs to Cyamiacea'
- 'Cyamiomactra belongs to Cyamiidae'
- 'Cyathodonta belongs to Thraciidae'
- 'Cycladicama belongs to Ungulinidae'
- 'Cyclininae belongs to Veneridae'
- 'Cyclocardia belongs to Carditamerinae'
- 'Cycloconchacea belongs to Modiomorphoida'
- 'Cycloconchidae belongs to Cycloconchacea'
- 'Cyclorisma belongs to Tapetinae'
- 'Cyclotellina belongs to Tellininae'
- 'Cymbophora belongs to Mactrinae'
- 'Cymella belongs to Poromyidae'
- 'Cypricardella belongs to Crassatellinae'
- 'Cypricardinia belongs to Cardiniidae'
- 'Cyprimeria belongs to Cyclininae'
- 'Cyprina is a subjective synonym of Arctica'
- 'Cyrenodonax belongs to Corbiculidae'
- 'Cyrenoididae belongs to Lucinacea'
- 'Cyrillista belongs to Manzanellidae'
- 'Cyrillona belongs to Manzanellidae'
- 'Cyrtodonta belongs to Cyrtodontidae'
- 'Cyrtodontacea belongs to Arcoida'
- 'Cyrtodontidae belongs to Cyrtodontacea'
- 'Cyrtodontula belongs to Cyrtodontidae'
- 'Cyrtopinna belongs to Pinnidae'
- 'Cytheriopsis belongs to Meretricinae'
- 'Dacrydium belongs to Mytilidae'
- 'Dattidae belongs to Pteriacea'
- 'Davila belongs to Davilinae'
- 'Davilinae belongs to Mesodesmatidae'
- 'Deceptrix belongs to Praenuculidae'
- 'Deltamya belongs to Pholadomyidae'
- 'Deltoideum belongs to Gryphaeinae'
- 'Deltopectenidae belongs to Pectinacea'
- 'Deltopectinidae belongs to Pectinacea'
- 'Dendostrea belongs to Lophinae'
- 'Dentonia belongs to Corbiculidae'
- 'Desertellidae belongs to Unionacea'
- 'Deshayesii belongs to Nuculidae'
- 'Deshagesii is a misspelling of Deshayesii'
- 'Dexiobia belongs to Dexiobiinae'
- 'Dexiobiinae belongs to Praecardiidae'
- 'Diabolica belongs to Manzanellidae'
- 'Diaphoromactra belongs to Mactrinae'
- 'Diceratidae belongs to Hippuritacea'
- 'Diceratinae belongs to Diceratidae'
- 'Dicerocardiidae belongs to Glossacea'
- 'Dicerocardium belongs to Dicerocardiidae'
- 'Dicranodonta belongs to Cucullaeidae'
- 'Dicyathifer belongs to Teredininae'
- 'Didacninae belongs to Lymnocardiidae'
- 'Didimacar belongs to Noetiinae'
- 'Dimya belongs to Dimyidae'
- 'Dimyidae belongs to Pectinacea'
- 'Dinocardium belongs to Laevicardiinae'
- 'Diplodonta belongs to Ungulinidae'
- 'Diploschiza belongs to Plicatulidae'
- 'Discomiltha belongs to Myrteinae'
- 'Ditichia belongs to Ctenodontidae'
- 'Divalinga belongs to Divaricellinae'
- 'Divalucina belongs to Divaricellinae'
- 'Divaricella belongs to Divaricellinae'
- 'Divaricellinae belongs to Lucinidae'
- 'Divaricolima belongs to Limidae'
- 'Divarilima belongs to Limidae'
- 'Donacidae belongs to Tellinacea'
- 'Donax belongs to Donacidae'
- 'Donax (Deltachion) was reranked as Deltachion and belongs to Donacidae'
- 'Donax (Tentidonax) was reranked as Tentidonax and belongs to Donacidae'
- 'Dosinia belongs to Dosiniinae'
- 'Dosiniinae belongs to Veneridae'
- 'Dosiniopsis belongs to Pitarinae'
- 'Dreissena belongs to Dreissenidae'
- 'Dreissenacea belongs to Veneroida'
- 'Dreissenidae belongs to Dreissenacea'
- 'Dualina belongs to Antipleurinae'
- 'Dunbarella belongs to Pterinopectinidae'
- 'Durania belongs to Radiolitidae'
- 'Dux belongs to Vlastinae'
- 'Dysodonta belongs to Malletiinae'
- 'Dystactella belongs to Ctenodontidae'
- 'Echinochama is a subjective synonym of Arcinella'
- 'Ectenodesma belongs to Pterineidae'
- 'Edmondia belongs to Edmondiidae'
- 'Edmondiacea belongs to Pholadomyoida'
- 'Edmondiidae belongs to Edmondiacea'
- 'Ekstadia belongs to Praenuculidae'
- 'Electroma belongs to Pteriidae'
- 'Electroma (Pterelectroma) was reranked as Pterelectroma and belongs to Pteriidae'
- 'Elimata belongs to Anomiidae'
- 'Endocostea belongs to Inoceramidae'
- 'Enigmonia belongs to Anomiidae'
- 'Eunucula is a misspelling of Ennucula'
- 'Ennucula (Lissanucula) was reranked as Lissanucula and belongs to Nuculidae'
- 'Ensiculus belongs to Cultellidae'
- 'Entoliidae belongs to Pectinacea'
- 'Eocallista belongs to Corbiculidae'
- 'Eodivaricella belongs to Divaricellinae'
- 'Eolimea belongs to Limidae'
- 'Eomactra belongs to Mactrinae'
- 'Eomiltha belongs to Milthinae'
- 'Eomiodon belongs to Neomiodontidae'
- 'Eonavicula belongs to Arcinae'
- 'Eopecten belongs to Pectinidae'
- 'Eophysema belongs to Milthinae'
- 'Eopinctada belongs to Pteriidae'
- 'Eoschizodus belongs to Myophoriidae'
- 'Eotrapezium belongs to Arcticidae'
- 'Epacroleda belongs to Nuculanidae'
- 'Ephippodonta belongs to Galeommatidae'
- 'Epicodakia belongs to Lucininae'
- 'Epicyprina belongs to Arcticidae'
- 'Epidiceratinae belongs to Diceratidae'
- 'Epilucina belongs to Lucininae'
- 'Epitrisis belongs to Arcinae'
- 'Eriphyla belongs to Eriphylinae'
- 'Eriphylinae belongs to Astartidae'
- 'Eritropis belongs to Praenuculidae'
- 'Erodonidae belongs to Myacea'
- 'Erviliinae belongs to Mesodesmatidae'
- 'Erycinidae belongs to Galeommatacea'
- 'Etea belongs to Arcticidae'
- 'Etheriidae belongs to Unionacea'
- 'Ethmocardium belongs to Cardiinae'
- 'Euchondria belongs to Euchondriinae'
- 'Euchondriinae belongs to Aviculopectinidae'
- 'Euciroa belongs to Verticordiidae'
- 'Eucrassatella belongs to Crassatellinae'
- 'Eufistulana belongs to Gastrochaenidae'
- 'Eugaimardia belongs to Gaimardiidae'
- 'Eulopia belongs to Myrteinae'
- 'Euloxidae belongs to Arcticacea'
- 'Eumarcia belongs to Tapetinae'
- 'Eumicrotis belongs to Pseudomonotidae'
- 'Eurytellina belongs to Tellininae'
- 'Ewekoromeris belongs to Glycymeridinae'
- 'Exitopinna belongs to Pinnidae'
- 'Exogyra belongs to Exogyrinae'
- 'Exogyrinae belongs to Gryphaeidae'
- 'Exosiperna belongs to Mytilidae'
- 'Exotica belongs to Macominae'
- 'Ezonuculana belongs to Nuculanidae'
- 'Falcimytilus belongs to Mytilidae'
- 'Fastimysia belongs to Montacutidae'
- 'Felaniella belongs to Ungulinidae'
- 'Felicia belongs to Glycymeridinae'
- 'Fenestricardita belongs to Carditamerinae'
- 'Ferganoconchidae belongs to Anthracosiacea'
- 'Ficusocorbula belongs to Caestocorbulinae'
- 'Fidera belongs to Praenuculidae'
- 'Fimbria belongs to Fimbriidae'
- 'Fimbriidae belongs to Lucinacea'
- 'Flaventia belongs to Tapetinae'
- 'Flemingostrea belongs to Ostreinae'
- 'Flexicorbula belongs to Corbulinae'
- 'Fluctogyra belongs to Exogyrinae'
- 'Fluviolanatus belongs to Mytilidae'
- 'Fordillidae belongs to Fordilloida'
- 'Fordilloida belongs to Palaeoheterodonta'
- 'Fraginae belongs to Cardiidae'
- 'Fragum belongs to Fraginae'
- 'Freiastarte belongs to Eriphylinae'
- 'Frigidocardium belongs to Protocardiinae'
- 'Fronsella belongs to Montacutidae'
- 'Fuchsella belongs to Grammysiidae'
- 'Fulpia belongs to Corbiculidae'
- 'Fulvia belongs to Laevicardiinae'
- 'Gafrarium belongs to Circinae'
- 'Gaimardia belongs to Gaimardiidae'
- 'Gaimardiacea belongs to Veneroida'
- 'Gaimardiidae belongs to Gaimardiacea'
- 'Galeomma belongs to Galeommatidae'
- 'Galeommatacea belongs to Veneroida'
- 'Galeommatidae belongs to Galeommatacea'
- 'Gardnerella belongs to Myrteinae'
- 'Gari belongs to Psammobiinae'
- 'Gastrochaena belongs to Gastrochaenidae'
- 'Gastrochaenacea belongs to Myoida'
- 'Gastrochaenidae belongs to Gastrochaenacea'
- 'Geloina belongs to Corbiculidae'
- 'Geltena belongs to Mactrinae'
- 'Gemminae belongs to Veneridae'
- 'Gervilleioperna belongs to Isognomonidae'
- 'Gervillella belongs to Bakevelliidae'
- 'Gervillia belongs to Bakevelliidae'
- 'Gervilliopsis belongs to Bakevelliidae'
- 'Gibbolucina belongs to Milthinae'
- 'Gibbopleura belongs to Praecardiinae'
- 'Gigantocyclus belongs to Lucinidae'
- 'Gilbertwhitea belongs to Grammatodontinae'
- 'Girtypecten belongs to Aviculopectininae'
- 'Girvanella belongs to Cyanophyta' according to Nicholson and Etherdge 1878
- 'Glans belongs to Carditamerinae'
- 'Glaucion is an invalid subgroup of Lima'
- 'Glaucoderma is a subjective synonym of Pteria'
- 'Glauconome belongs to Glauconomidae'
- 'Glauconomidae belongs to Veneracea'
- 'Globivenus belongs to Venerinae'
- 'Globocardium belongs to Protocardiinae'
- 'Glomus is replaced by Pristigloma'
- 'Glossacea belongs to Veneroida'
- 'Glossidae belongs to Glossacea'
- 'Glossites belongs to Grammysiidae'
- 'Glossus belongs to Glossidae'
- 'Glycymerididae belongs to Limopsacea'
- 'Glycymeridinae belongs to Glycymerididae'
- 'Glycymeris [misspelled as Glycimeris] belongs to Hiatellidae'
- 'Glycymerita belongs to Glycymeridinae'
- 'Glyptarca belongs to Parallelodontinae'
- 'Glyptoactis (Claibornicardia) was reranked as Claibornicardia and belongs to Carditesinae'
- 'Glyptocardia belongs to Praecardiinae'
- 'Glyptoleda belongs to Nuculanidae'
- 'Gomphina belongs to Tapetinae'
- 'Gonimyrtea belongs to Myrteinae'
- 'Goniochasma belongs to Martesiinae'
- 'Goniomya belongs to Pholadomyidae'
- 'Goniophora belongs to Modiomorphidae'
- 'Gouldia belongs to Circinae'
- 'Grammatodon belongs to Grammatodontinae'
- 'Grammatodon (Cosmetodon) was reranked as Cosmetodon and belongs to Grammatodontinae'
- 'Grammatodontinae belongs to Parallelodontidae'
- 'Grammysia belongs to Grammysiidae'
- 'Grammysia (Grammysioidea) was reranked as Grammysioidea and belongs to Grammysiidae'
- 'Grammysiidae belongs to Pholadomyacea'
- 'Granicorium belongs to Tapetinae'
- 'Grateloupia belongs to Meretricinae'
- 'Gregariella belongs to Mytilidae'
- 'Gresslya belongs to Ceratomyidae'
- 'Gryphaea belongs to Gryphaeinae'
- 'Gryphaeidae belongs to Ostreacea'
- 'Gryphaeinae belongs to Gryphaeidae'
- 'Gryphaeostrea belongs to Exogyrinae'
- 'Gryphellina belongs to Limidae'
- 'Guizhoupecten belongs to Aviculopectininae'
- 'Guizhopecten is a misspelling of Guizhoupecten'
- 'Gyropleura belongs to Monopleuridae'
- 'Gyrostrea belongs to Exogyrinae'
- 'Gythemon belongs to Arcticidae'
- 'Habonucula belongs to Praenuculidae'
- 'Haliris belongs to Verticordiidae'
- 'Haliris (Setaliris) was reranked as Setaliris and belongs to Verticordiidae'
- 'Haliris (Vertisphaera) was reranked as Vertisphaera and belongs to Verticordiidae'
- 'Halonympha belongs to Cuspidariidae'
- 'Hamacuna belongs to Cuninae'
- 'Hartwellia belongs to Arcticidae'
- 'Hataiarca belongs to Anadarinae'
- 'Hemidonax belongs to Donacidae'
- 'Hemiplacuna belongs to Anomiidae'
- 'Hemiplicatula belongs to Anomiidae'
- 'Herzogina belongs to Eriphylinae'
- 'Heteranomia belongs to Anomiidae'
- 'Heterocardia belongs to Lutrariinae'
- 'Heterodiceratinae belongs to Diceratidae'
- 'Heterodonta belongs to Bivalvia'
- 'Hiatella belongs to Hiatellidae'
- 'Hiatellacea belongs to Myoida'
- 'Hiatellidae belongs to Hiatellacea'
- 'Hilgardella belongs to Mytilidae'
- 'Hilgardia belongs to Nuculanidae'
- 'Hippopodiidae belongs to Crassatellacea'
- 'Hippopodium belongs to Hippopodiidae'
- 'Hippopus belongs to Tridacnidae'
- 'Hippuritacea belongs to Hippuritoida'
- 'Hippuritella belongs to Hippuritidae'
- 'Hippurites belongs to Hippuritidae'
- 'Hippuritidae belongs to Hippuritacea'
- 'Hippuritoida belongs to Heterodonta'
- 'Hoernesarca belongs to Noetiinae'
- 'Hoferia belongs to Limopsidae'
- 'Homalina belongs to Tellininae'
- 'Homomya belongs to Pholadomyidae'
- 'Honeoyea belongs to Lunulacardiidae'
- 'Honeymania belongs to Praenuculidae'
- 'Hormomya belongs to Mytilidae'
- 'Humphreyia belongs to Clavagellidae'
- 'Hunkydora belongs to Myochamidae'
- 'Huxleyia belongs to Manzanellidae'
- 'Hyotissa belongs to Pycnodonteinae'
- 'Hyridella belongs to Hyriinae'
- 'Hyridella (Protohyridella) was reranked as Protohyridella and belongs to Hyriinae'
- 'Hyriinae belongs to Unionidae'
- 'Icanotia belongs to Icanotiidae'
- 'Icanotiidae belongs to Tellinacea'
- 'Ichthyosarcolites belongs to Caprinidae'
- 'Idasola belongs to Mytilidae'
- 'Idonearca belongs to Cucullaeidae'
- 'Imparilarca belongs to Anadarinae'
- 'Inaequidens belongs to Malletiinae'
- 'Indacar belongs to Anadarinae'
- 'Indogrammatodon belongs to Grammatodontinae'
- 'Indonuculana belongs to Nuculanidae'
- 'Indoplacuna belongs to Anomiidae'
- 'Inoceramidae belongs to Pteriacea'
- 'Inoceramus belongs to Inoceramidae'
- 'Inoperna belongs to Mytilidae'
- 'Integricardium belongs to Protocardiinae'
- 'Irus belongs to Tapetinae'
- 'Ischyrodonta belongs to Allodesmatidae'
- 'Isoarca belongs to Isoarcidae'
- 'Isoarcidae belongs to Nuculanacea'
- 'Isocardia is a subjective synonym of Glossus'
- 'Isoconcha belongs to Sportellidae'
- 'Isocyprina belongs to Arcticidae'
- 'Isognomon belongs to Isognomonidae'
- 'Isognomidae is a misspelling of Isognomonidae'
- 'Isognomonidae belongs to Pteriacea'
- 'Isolimea belongs to Limidae'
- 'Isomonia belongs to Anomiidae'
- 'Izumicardia belongs to Carditamerinae'
- 'Jagolucina belongs to Milthinae'
- 'Janacekiidae belongs to Solemyacea'
- 'Janeia belongs to Solemyidae'
- 'Jaworskiella belongs to Trigoniidae'
- 'Johnmartinia belongs to Praenuculidae'
- 'Jouannetia belongs to Jouannetiinae'
- 'Jouannetiinae belongs to Pholadidae'
- 'Juliacorbula belongs to Corbulinae'
- 'Jupiteria belongs to Nuculanidae'
- 'Jurassicardium belongs to Protocardiinae'
- 'Kaibabella belongs to Astartinae'
- 'Karasuarca belongs to Arcidae'
- 'Katelysia belongs to Tapetinae'
- 'Keenaea belongs to Protocardiinae'
- 'Kelletia is corrected as Kellia and belongs to Kelliidae'
- 'Kelliella belongs to Kelliellidae'
- 'Kelliellidae belongs to Arcticacea'
- 'Kelliidae belongs to Galeommatacea'
- 'Kikaiarca belongs to Anadarinae'
- 'Kochiinae belongs to Pteriacea'
- 'Koenenia belongs to Malletiinae'
- 'Kralovna belongs to Praecardiinae'
- 'Kummelia belongs to Gastrochaenidae'
- 'Kuphinae belongs to Teredinidae'
- 'Labrostrea belongs to Pycnodonteinae'
- 'Lacia belongs to Nuculidae'
- 'Laciolina belongs to Tellininae'
- 'Laevicardiinae belongs to Cardiidae'
- 'Laevicardium belongs to Laevicardiinae'
- 'Lahilliidae belongs to Cardiacea'
- 'Lamellibranchiata is a subjective synonym of Bivalvia'
- 'Lamellinucula belongs to Nuculidae'
- 'Lamellotacea belongs to Pterioida'
- 'Lamellotidae belongs to Lamellotacea'
- 'Lametila belongs to Nuculanidae'
- 'Lampsilinae belongs to Unionidae'
- 'Langvophorus belongs to Trapeziidae'
- 'Lapeirousiinae belongs to Radiolitidae'
- 'Larkinia belongs to Anadarinae'
- 'Larma belongs to Pitarinae'
- 'Lasaea belongs to Erycinidae'
- 'Latemaria belongs to Limidae'
- 'Laternula belongs to Laternulidae'
- 'Laternulidae belongs to Pandoracea'
- 'Latona belongs to Donacidae'
- 'Laubeia belongs to Bivalvia'
- 'Ledella belongs to Nuculanidae'
- 'Ledoides belongs to Nuculanidae'
- 'Ledopsis belongs to Praenuculidae'
- 'Legrandina belongs to Cyamiidae'
- 'Legumen belongs to Tapetinae'
- 'Leionucula belongs to Nuculidae'
- 'Leiopecten belongs to Leiopectinidae'
- 'Leiopectinidae belongs to Pectinacea'
- 'Leiopteria belongs to Pterineidae'
- 'Lentidiinae belongs to Corbulidae'
- 'Lentidium belongs to Lentidiinae'
- 'Leporimetis belongs to Macominae'
- 'Leptaxinus belongs to Thyasiridae'
- 'Leptocardia belongs to Protocardiinae'
- 'Leptochondria belongs to Aviculopectininae'
- 'Leptodesma belongs to Pterineidae'
- 'Leptolima belongs to Limidae'
- 'Leptomya belongs to Semelidae'
- 'Lepton belongs to Leptonidae'
- 'Leptonidae belongs to Galeommatacea'
- 'Leptosolen belongs to Cultellidae'
- 'Lima belongs to Limidae'
- 'Limacea belongs to Pterioida'
- 'Limarca belongs to Philobryidae'
- 'Limaria belongs to Limidae'
- 'Limatula belongs to Limidae'
- 'Limatula (Stabilima) was reranked as Stabilima and belongs to Limidae'
- 'Limatulella belongs to Limidae'
- 'Limatuletta belongs to Limidae'
- 'Limea belongs to Limidae'
- 'Limea (Escalima) was reranked as Escalima and belongs to Limidae'
- 'Limea (Gemellima) was reranked as Gemellima and belongs to Limidae'
- 'Limidae belongs to Limacea'
- 'Limipecten belongs to Aviculopectininae'
- 'Limnocyrenidae belongs to Corbiculacea'
- 'Limopsacea belongs to Arcoida'
- 'Limopsidae belongs to Limopsacea'
- 'Limopsis belongs to Limopsidae'
- 'Limoptera belongs to Pterineidae'
- 'Linearis belongs to Tellininae'
- 'Linga belongs to Lucininae'
- 'Linotrigonia (Oistotrigonia) was reranked as Oistotrigonia and belongs to Trigoniidae'
- 'Linter belongs to Trinacriinae'
- 'Lioconcha belongs to Pitarinae'
- 'Liogryphaea is a subjective synonym of Gryphaea'
- 'Liopistha belongs to Poromyidae'
- 'Liostrea belongs to Gryphaeinae'
- 'Liothyris belongs to Tellininae'
- 'Lirodiscus belongs to Eriphylinae'
- 'Litharcinae belongs to Arcidae'
- 'Lithiotidae belongs to Ostreacea'
- 'Lithodomus is a subjective synonym of Lithophaga'
- 'Lithophaga belongs to Mytilidae'
- 'Lithophagus is a subjective synonym of Lithophaga'
- 'Lopha belongs to Lophinae'
- 'Actinostrea is a misspelling of Actinostreon'
- 'Lopha (Actinostreon) was reranked as Actinostreon and belongs to Lophinae'
- 'Lophinae belongs to Ostreidae'
- 'Lophocardium belongs to Protocardiinae'
- 'Lophoconcha belongs to Malletiinae'
- 'Lortiella belongs to Hyriinae'
- 'Loxocardium belongs to Cardiinae'
- 'Lucina belongs to Lucininae'
- 'Lucina (Miltha) was reranked as Miltha and belongs to Milthinae'
- 'Lucinacea belongs to Veneroida'
- 'Lucinidae belongs to Lucinacea'
- 'Lucininae belongs to Lucinidae'
- 'Lucinoma belongs to Myrteinae'
- 'Luciploma belongs to Cyclininae'
- 'Lunarca belongs to Anadarinae'
- 'Lunulacardiidae belongs to Ambonychiacea'
- 'Lunulicardium belongs to Fraginae'
- 'Lutraria belongs to Lutrariinae'
- 'Lutrariinae belongs to Mactridae'
- 'Lutromactra belongs to Lutrariinae'
- 'Lycettia belongs to Mytilidae'
- 'Lymnocardiidae belongs to Cardiacea'
- 'Lymnocardiinae belongs to Lymnocardiidae'
- 'Lymnocardium belongs to Lymnocardiinae'
- 'Limnocardium is a misspelling of Lymnocardium'
- 'Lyonsiella belongs to Verticordiidae'
- 'Lyonsiidae belongs to Pandoracea'
- 'Lyriochlamys belongs to Pectinidae'
- 'Lyriomyophoria belongs to Myophoriidae'
- 'Lyriopecten belongs to Pterinopectinidae'
- 'Lyrocardium belongs to Protocardiinae'
- 'Lyrodesma belongs to Lyrodesmatidae'
- 'Lyrodesmatidae belongs to Trigoniacea'
- 'Lyrodus belongs to Teredininae'
- 'Lyronucula belongs to Lyrodesmatidae'
- 'Macalia belongs to Macominae'
- 'Macoma belongs to Macominae'
- 'Macominae belongs to Tellinidae'
- 'Macomona belongs to Tellininae'
- 'Macrodon is a subjective synonym of Parallelodon'
- 'Mactra belongs to Mactrinae'
- 'Mactracea belongs to Veneroida'
- 'Mactridae belongs to Mactracea'
- 'Mactrinae belongs to Mactridae'
- 'Mactrinula belongs to Mactrinae'
- 'Mactromya belongs to Mactromyidae'
- 'Mactromyidae belongs to Lucinacea'
- 'Mactromyopsis belongs to Mactromyidae'
- 'Magnavicula belongs to Pteriidae'
- 'Malleidae belongs to Pteriacea'
- 'Malletia belongs to Malletiinae'
- 'Malletiinae belongs to Nuculanacea'
- 'Malleus belongs to Malleidae'
- 'Malvufundus belongs to Malleidae'
- 'Maminka belongs to Lunulacardiidae'
- 'Mantellina belongs to Limidae'
- 'Mantellum is a subjective synonym of Lima'
- 'Manzanella belongs to Manzanellidae'
- 'Manzanellidae belongs to Limopsacea'
- 'Marcia belongs to Tapetinae'
- 'Margaritariidae belongs to Pandoracea'
- 'Margaritifera is a subjective synonym of Pinctada'
- 'Margaritiferidae belongs to Unionacea'
- 'Margostrea belongs to Ostreidae'
- 'Marikellia belongs to Kelliidae'
- 'Martesia belongs to Martesiinae'
- 'Martesiinae belongs to Pholadidae'
- 'Matsumotoa belongs to Striarcinae'
- 'Mecynodontidae belongs to Arcticacea'
- 'Mediraon belongs to Scambulinae'
- 'Meekopinna belongs to Pinnidae'
- 'Megacardita belongs to Venericardiinae'
- 'Megacucullaea belongs to Cucullaeidae'
- 'Megadesmidae belongs to Pholadomyacea'
- 'Megalodontacea belongs to Hippuritoida'
- 'Megalodontidae belongs to Megalodontacea'
- 'Megapraeconia belongs to Astartinae'
- 'Meiocardia belongs to Glossidae'
- 'Melaxinaea belongs to Glycymeridinae'
- 'Meleagrina is a subjective synonym of Pinctada'
- 'Melliteryx belongs to Erycinidae'
- 'Melosia belongs to Venerinae'
- 'Meotolima belongs to Limidae'
- 'Mercimonia belongs to Tapetinae'
- 'Meretricinae belongs to Veneridae'
- 'Meretrix belongs to Meretricinae'
- 'Meropesta belongs to Lutrariinae'
- 'Mesocallista belongs to Pitarinae'
- 'Mesocibota belongs to Arcinae'
- 'Mesodesma belongs to Mesodesmatinae'
- 'Mesodesmatidae belongs to Mactracea'
- 'Mesodesmatinae belongs to Mesodesmatidae'
- 'Mesomiltha belongs to Myrteinae'
- 'Mesoneilo belongs to Ctenodontidae'
- 'Mesosaccella belongs to Nuculanidae'
- 'Microcallista belongs to Pitarinae'
- 'Microcardium belongs to Protocardiinae'
- 'Microchlamys belongs to Pectinidae'
- 'Microfragum belongs to Fraginae'
- 'Microgloma belongs to Nuculidae'
- 'Micromeris belongs to Condylocardiinae'
- 'Micromytilus belongs to Philobryidae'
- 'Micropolia belongs to Kelliidae'
- 'Mila belongs to Lunulacardiidae'
- 'Milthinae belongs to Lucinidae'
- 'Milthoidea belongs to Milthinae'
- 'Milthona belongs to Myrteinae'
- 'Mimarcaria belongs to Arcinae'
- 'Miodomeridinae belongs to Carditidae'
- 'Miratacar belongs to Arcinae'
- 'Miyagipecten belongs to Pectinidae'
- 'Modiella belongs to Myoconchinae'
- 'Modiola is corrected as Modiolus and belongs to Mytilidae'
- 'Modiolodon belongs to Modiomorphidae'
- 'Modiolopsis belongs to Modiomorphidae'
- 'Modiomorpha belongs to Modiomorphidae'
- 'Modiomorphacea belongs to Modiomorphoida'
- 'Modiomorphidae belongs to Modiomorphacea'
- 'Modiomorphoida belongs to Palaeoheterodonta'
- 'Moerella belongs to Tellininae'
- 'Monia belongs to Anomiidae'
- 'Monitilora belongs to Myrteinae'
- 'Monopleuridae belongs to Hippuritacea'
- 'Monopteriidae belongs to Ambonychiacea'
- 'Monothyra belongs to Pholadinae'
- 'Monotidae belongs to Pectinacea'
- 'Montacuta belongs to Montacutidae'
- 'Montacutidae belongs to Galeommatacea'
- 'Montacutona belongs to Montacutidae'
- 'Multidentata belongs to Nuculanidae'
- 'Musculista belongs to Mytilidae'
- 'Musculus belongs to Mytilidae'
- 'Mutelidae belongs to Unionacea'
- 'Mutiella belongs to Fimbriidae'
- 'Myacea belongs to Myoida'
- 'Myacites (Pleuromya) was reranked as Pleuromya and belongs to Pleuromyidae'
- 'Myadora belongs to Myochamidae'
- 'Myalina belongs to Myalinidae'
- 'Myalina (Myalinella) was reranked as Myalinella and belongs to Myalinidae'
- 'Myalina (Orthomyalina) was reranked as Orthomyalina and belongs to Myalinidae'
- 'Myalinidae belongs to Ambonychiacea'
- 'Myidae belongs to Myacea'
- 'Myllita belongs to Erycinidae'
- 'Myochama belongs to Myochamidae'
- 'Myochamidae belongs to Pandoracea'
- 'Myoconcha belongs to Myoconchinae'
- 'Myoconchinae belongs to Permophoridae'
- 'Myoida belongs to Heterodonta'
- 'Myonera belongs to Cuspidariidae'
- 'Myopholadidae belongs to Pholadomyacea'
- 'Myopholas belongs to Myopholadidae'
- 'Myophorella belongs to Trigoniidae'
- 'Myophoria belongs to Myophoriidae'
- 'Myophoricardiidae belongs to Crassatellacea'
- 'Myophoricardium belongs to Myophoricardiidae'
- 'Myophoriidae belongs to Trigoniacea'
- 'Myophoriopis belongs to Myophoricardiidae'
- 'Myoplusia belongs to Malletiinae'
- 'Myrtea belongs to Myrteinae'
- 'Myrteinae belongs to Lucinidae'
- 'Mysella belongs to Montacutidae'
- 'Mysia belongs to Petricolidae'
- 'Mysidiellidae belongs to Mytilacea'
- 'Mysidioptera belongs to Limidae'
- 'Mysidioptera (Pseudacesta) was reranked as Pseudacesta and belongs to Limidae'
- 'Mytilacea belongs to Mytiloida'
- 'Mytilarca belongs to Ambonychiidae'
- 'Mytilidae belongs to Mytilacea'
- 'Mytiloida belongs to Pteriomorphia'
- 'Mytiloides belongs to Inoceramidae'
- 'Mytilus belongs to Mytilidae'
- 'Nagaoella belongs to Sunettinae'
- 'Naiadites belongs to Myalinidae'
- 'Nannomactra belongs to Mactrinae'
- 'Nanogyra belongs to Exogyrinae'
- 'Nausitora belongs to Bankiinae'
- 'Navicula is a subjective synonym of Arca'
- 'Neaera is an invalid subgroup of Cuspidariidae'
- 'Neamnigenia belongs to Archanodontidae'
- 'Nelltia belongs to Tellinidae'
- 'Nemoarca belongs to Anadarinae'
- 'Nemocardium belongs to Protocardiinae'
- 'Nemodon belongs to Grammatodontinae'
- 'Neocorbicula belongs to Corbiculidae'
- 'Neocrassina belongs to Astartinae'
- 'Neocypricardinia belongs to Permorphinae'
- 'Neogaimardia belongs to Gaimardiidae'
- 'Neoinoceramus belongs to Inoceramidae'
- 'Neolepton belongs to Neoleptonidae'
- 'Neoleptonidae belongs to Cyamiacea'
- 'Neomiodontidae belongs to Arcticacea'
- 'Neopleurodon belongs to Manzanellidae'
- 'Neoschizodus belongs to Myophoriidae'
- 'Neotrapezium belongs to Trapeziidae'
- 'Neotrigonia belongs to Trigoniidae'
- 'Netschajewia belongs to Permorphinae'
- 'Nevenulora belongs to Lucininae'
- 'Newaagia belongs to Terquemiidae'
- 'Nicaniella belongs to Astartinae'
- 'Nitidavenus belongs to Pitarinae'
- 'Noetiidae belongs to Arcacea'
- 'Noetiinae belongs to Noetiidae'
- 'Noramya belongs to Cucullaeidae'
- 'Nordenskjoldia belongs to Grammatodontinae'
- 'Notocorbula belongs to Corbulinae'
- 'Notodonax belongs to Donacidae'
- 'Notogrammatodon belongs to Grammatodontinae'
- 'Notolimea belongs to Limidae'
- 'Notolimopsis belongs to Limopsidae'
- 'Notomyrtea belongs to Myrteinae'
- 'Notomytilus belongs to Philobryidae'
- 'Notospisula belongs to Mactrinae'
- 'Notostrea belongs to Ostreidae'
- 'Nototeredo belongs to Teredininae'
- 'Novaculininae belongs to Solecurtidae'
- 'Nucinella belongs to Manzanellidae'
- 'Nucula belongs to Nuculidae'
- 'Nucula gallinacea belongs to Nucula' according to Finlay 1930
- 'Nuculacea belongs to Nuculoida'
- 'Nuculana belongs to Nuculanidae'
- 'Nuculana (Dacryomya) was reranked as Dacromya and belongs to Nuculanidae'
- 'Dacryomya is a misspelling of Dacromya'
- 'Nuculanacea belongs to Nuculoida'
- 'Nuculanidae belongs to Nuculanacea'
- 'Nuculavus belongs to Nuculidae'
- 'Nuculidae belongs to Nuculacea'
- 'Nuculites belongs to Malletiinae'
- 'Nuculoida belongs to Palaeotaxodonta'
- 'Nuculoidea belongs to Nuculidae'
- 'Nuculoma belongs to Nuculidae'
- 'Nuculopsis belongs to Nuculidae'
- 'Nucundata belongs to Nuculanidae'
- 'Nucunella belongs to Limopsidae'
- 'Numella belongs to Ungulinidae'
- 'Nutogyra belongs to Exogyrinae'
- 'Nyassidae belongs to Anthracosiacea'
- 'Nymphalucina belongs to Lucinidae'
- 'Obliquipecten belongs to Chaenocardiinae'
- 'Odontogryphaea belongs to Ostreinae'
- 'Operculella belongs to Anomiidae'
- 'Opertochasma belongs to Pholadidae'
- 'Opinae belongs to Astartidae'
- 'Opis belongs to Opinae'
- 'Opisoma belongs to Opinae'
- 'Opularca belongs to Arcinae'
- 'Oracardia belongs to Dexiobiinae'
- 'Oriocrassatella belongs to Crassatellinae'
- 'Orthocardium belongs to Cardiinae'
- 'Orthodesma belongs to Modiomorphidae'
- 'Orthodontiscus belongs to Allodesmatidae'
- 'Orthonota belongs to Orthonotidae'
- 'Orthonotidae belongs to Pholadomyacea'
- 'Orthoyoldia belongs to Nuculanidae'
- 'Osteomya belongs to Pholadomyidae'
- 'Ostrea belongs to Ostreinae'
- 'Ostrea (Eostrea) was reranked as Eostrea and belongs to Ostreinae'
- 'Ostrea (Gigantostrea) was reranked as Gigantostrea and belongs to Pycnodonteinae'
- 'Ostreacea belongs to Pterioida'
- 'Ostreidae belongs to Ostreacea'
- 'Ostreinae belongs to Ostreidae'
- 'Ovacuna belongs to Cuninae'
- 'Oxytomidae belongs to Pectinacea'
- 'Pachecoa belongs to Trinacriinae'
- 'Pachycardium belongs to Protocardiinae'
- 'Pachydontinae belongs to Corbulidae'
- 'Pachymya belongs to Pholadomyidae'
- 'Palaeocardita belongs to Palaeocarditinae'
- 'Palaeocarditinae belongs to Carditidae'
- 'Palaeoconcha belongs to Praenuculidae'
- 'Palaeoconchiella belongs to Praenuculidae'
- 'Palaeocorbula belongs to Grammysiidae'
- 'Palaeoheterodonta belongs to Bivalvia'
- 'Palaeolima belongs to Limidae'
- 'Palaeomoera belongs to Tellininae'
- 'Palaeomutela belongs to Palaeomutelidae'
- 'Palaeomutelidae belongs to Anthracosiacea'
- 'Palaeoneilo belongs to Malletiinae'
- 'Palaeonucula belongs to Nuculidae'
- 'Palaeopecten belongs to Leiopectinidae'
- 'Palaeopteria belongs to Pterineidae'
- 'Palaeosolen belongs to Orthonotidae'
- 'Palaeotaxodonta belongs to Bivalvia'
- 'Paleyoldia belongs to Nuculanidae'
- 'Pandora belongs to Pandoridae'
- 'Pandoracea belongs to Pholadomyoida'
- 'Pandoridae belongs to Pandoracea'
- 'Panenka belongs to Praecardiinae'
- 'Panis belongs to Bakevelliidae'
- 'Panope is corrected as Panopaea and belongs to Hiatellidae'
- 'Panope is corrected as Panopea and belongs to Hiatellidae'
- 'Pantata belongs to Praecardiinae'
- 'Paphia belongs to Tapetinae'
- 'Paphies belongs to Mesodesmatinae'
- 'Paphies (Amesodesma) was reranked as Amesodesma and belongs to Mesodesmatinae'
- 'Paphies (Atactodea) was reranked as Atactodea and belongs to Mesodesmatinae'
- 'Paracardium belongs to Praecardiinae'
- 'Paracyclas belongs to Mactromyidae'
- 'Paradacninae belongs to Lymnocardiidae'
- 'Paraesa belongs to Tapetinae'
- 'Paraglans belongs to Carditesinae'
- 'Paragrammatodon belongs to Grammatodontinae'
- 'Parainoceramus belongs to Inoceramidae'
- 'Parallelodon belongs to Parallelodontinae'
- 'Parallelodon (Nanonavis) was reranked as Nanonavis and belongs to Grammatodontinae'
- 'Parallelodontidae belongs to Arcacea'
- 'Parallelodontinae belongs to Parallelodontidae'
- 'Paralucinella belongs to Divaricellinae'
- 'Paranomia belongs to Anomiidae'
- 'Parapholas belongs to Martesiinae'
- 'Paraplacuna belongs to Anomiidae'
- 'Paraptyx belongs to Praecardiinae'
- 'Pararca belongs to Praecardiinae'
- 'Parathyasira belongs to Thyasiridae'
- 'Parayoldiella belongs to Nuculanidae'
- 'Parilimya belongs to Pholadomyidae'
- 'Parmicorbula belongs to Caestocorbulinae'
- 'Particondyla belongs to Condylocardiinae'
- 'Parvicardium belongs to Cardiinae'
- 'Parvikellia belongs to Erycinidae'
- 'Patro (Prismatro) was reranked as Prismatro and belongs to Anomiidae'
- 'Patrocardia belongs to Lunulacardiidae'
- 'Pectinacea belongs to Pterioida'
- 'Pectinidae belongs to Pectinacea'
- 'Pectinucula belongs to Nuculidae'
- 'Pectunculina belongs to Limopsidae'
- 'Pectunculopsis belongs to Glycymeridinae'
- 'Pelecyora belongs to Pitarinae'
- 'Pelecypoda is a subjective synonym of Bivalvia'
- 'Perampliata belongs to Myrteinae'
- 'Pergamidiidae belongs to Pteriacea'
- 'Periglypta belongs to Venerinae'
- 'Periploma belongs to Periplomatidae'
- 'Periplomatidae belongs to Pandoracea'
- 'Periplomya belongs to Laternulidae'
- 'Perlamater is a subjective synonym of Pinctada'
- 'Permanomia belongs to Anomiidae'
- 'Permophoridae belongs to Carditacea'
- 'Permophorinae [misspelled as Permorphinae] belongs to Permophoridae'
- 'Permophorus belongs to Permophorinae'
- 'Perna belongs to Mytilidae'
- 'Pernopecten belongs to Entoliidae'
- 'Pernostrea belongs to Gryphaeinae'
- 'Perissonota is a misspelling of Perrisonota'
- 'Perissonata is a misspelling of Perrisonota'
- 'Peruarca belongs to Arcullaeinae'
- 'Perucardia belongs to Cardiinae'
- 'Petalocardia belongs to Arcticidae'
- 'Petrasma belongs to Solemyidae'
- 'Petricola belongs to Petricolidae'
- 'Petricola (Velargilla) was reranked as Velargilla and belongs to Petricolidae'
- 'Petricolidae belongs to Veneracea'
- 'Pettersia belongs to Arcullaeinae'
- 'Phacoides belongs to Lucininae'
- 'Phacoides (Callucina) was reranked as Callucina and belongs to Lucininae'
- 'Phacoides (Parvilucina) was reranked as Parvilucina and belongs to Lucininae'
- 'Phaenodesmia belongs to Malletiinae'
- 'Pharaonella belongs to Tellininae'
- 'Pharodina belongs to Corbiculidae'
- 'Phelopteria belongs to Bakevelliidae'
- 'Phestia (Polidevcia) was reranked as Polidevcia and belongs to Nuculanidae'
- 'Philippinarca belongs to Anadarinae'
- 'Philobrya belongs to Philobryidae'
- 'Philobryidae belongs to Limopsacea'
- 'Pholadacea belongs to Myoida'
- 'Pholadidae belongs to Pholadacea'
- 'Pholadidea belongs to Martesiinae'
- 'Pholadinae belongs to Pholadidae'
- 'Pholadomya belongs to Pholadomyidae'
- 'Pholadomyacea belongs to Pholadomyoida'
- 'Pholadomyidae belongs to Pholadomyacea'
- 'Pholadomyoida belongs to Anomalodesmata'
- 'Pholas belongs to Pholadinae'
- 'Phragmorisma belongs to Thraciidae'
- 'Physocardia belongs to Dicerocardiidae'
- 'Pileatona belongs to Montacutidae'
- 'Pinctada belongs to Pteriidae'
- 'Pinguitellina belongs to Tellininae'
- 'Pinna belongs to Pinnidae'
- 'Pinnacea belongs to Mytiloida'
- 'Pinnidae belongs to Pinnacea'
- 'Pinnopsis belongs to Lunulacardiidae'
- 'Pintadina is a subjective synonym of Pinctada'
- 'Pisidiidae belongs to Corbiculacea'
- 'Pisidium belongs to Pisidiidae'
- 'Pitar belongs to Pitarinae'
- 'Pitar (Calpitaria) was reranked as Calpitaria and belongs to Pitarinae'
- 'Pitaria (Katherinella) was reranked as Katherinella and belongs to Pitarinae'
- 'Pitaria (Rhabdopitaria) was reranked as Rhabdopitaria and belongs to Pitarinae'
- 'Pitarina belongs to Pitarinae'
- 'Pitarinae belongs to Veneridae'
- 'Placamen belongs to Chioninae'
- 'Placenta is a subjective synonym of Placuna'
- 'Placuna belongs to Anomiidae'
- 'Placuna (Ephippium) was reranked as Ephippium and belongs to Anomiidae'
- 'Placunanomia belongs to Anomiidae'
- 'Placunanomia (Tamianomia) was reranked as Tamianomia and belongs to Anomiidae'
- 'Placunema belongs to Anomiidae'
- 'Placunopsis belongs to Terquemiidae'
- 'Plagiocardium belongs to Cardiinae'
- 'Plagiostoma belongs to Limidae'
- 'Planospirites belongs to Exogyrinae'
- 'Platilimaria belongs to Limidae'
- 'Platycardia belongs to Dicerocardiidae'
- 'Platyceramus belongs to Inoceramidae'
- 'Platymyoidea belongs to Laternulidae'
- 'Plebidonax belongs to Donacidae'
- 'Plectomya belongs to Laternulidae'
- 'Plectosolen belongs to Solenidae'
- 'Plesiocyprina belongs to Arcticidae'
- 'Plesiodiceratinae belongs to Diceratidae'
- 'Plesiopinna belongs to Pinnidae'
- 'Pleuriocardia belongs to Cardiidae'
- 'Pleuriocardia (Dochmocardia) was reranked as Dochmocardia and belongs to Cardiidae'
- 'Pleurodesmatidae belongs to Myacea'
- 'Pleuromeris belongs to Carditamerinae'
- 'Pleuromyidae belongs to Pholadomyacea'
- 'Plicacesta belongs to Limidae'
- 'Plicatula belongs to Plicatulidae'
- 'Plicatulidae belongs to Pectinacea'
- 'Pliocardia belongs to Vesicomyidae'
- 'Pollex belongs to Pollicidae'
- 'Pollicidae belongs to Arcticacea'
- 'Polymesoda belongs to Corbiculidae'
- 'Poroleda belongs to Nuculanidae'
- 'Poromya belongs to Poromyidae'
- 'Poromyacea belongs to Pholadomyoida'
- 'Poromyidae belongs to Poromyacea'
- 'Porterius belongs to Grammatodontinae'
- 'Posidonia belongs to Posidoniidae'
- 'Posidoniella belongs to Myalinidae'
- 'Posidoniidae belongs to Pectinacea'
- 'Posterodonta belongs to Manzanellidae'
- 'Postligata belongs to Glycymeridinae'
- 'Potiarca belongs to Anadarinae'
- 'Praecardiacea belongs to Praecardioida'
- 'Praecardiidae belongs to Praecardiacea'
- 'Praecardiinae belongs to Praecardiidae'
- 'Praecardioida belongs to Cryptodonta'
- 'Praecardium belongs to Praecardiinae'
- 'Praechlamys belongs to Pectinidae'
- 'Praectenodonta belongs to Ctenodontidae'
- 'Praeexogyra belongs to Gryphaeinae'
- 'Praeleda belongs to Praenuculidae'
- 'Praelima belongs to Praecardiinae'
- 'Praelucina belongs to Praecardiinae'
- 'Praenucula belongs to Praenuculidae'
- 'Praenuculidae belongs to Nuculacea'
- 'Praeostrea belongs to Vlastinae'
- 'Praeportlandia belongs to Nuculanidae'
- 'Pratulum belongs to Protocardiinae'
- 'Prelametila belongs to Nuculanidae'
- 'Prilukiellidae belongs to Anthracosiacea'
- 'Priscomactra belongs to Mactrinae'
- 'Procyprina belongs to Arcticidae'
- 'Promyalina belongs to Myalinidae'
- 'Pronoella belongs to Arcticidae'
- 'Pronucula belongs to Nuculidae'
- 'Propecuna belongs to Cuninae'
- 'Propeleda belongs to Nuculanidae'
- 'Prophetilora belongs to Myrteinae'
- 'Prorokia belongs to Astartinae'
- 'Prosochasma belongs to Lunulacardiidae'
- 'Prosoleptus belongs to Malletiinae'
- 'Protarca belongs to Arcullaeinae'
- 'Protocardiinae belongs to Cardiidae'
- 'Protocardium belongs to Protocardiinae'
- 'Protocardium is corrected as Protocardia and belongs to Protocardiinae'
- 'Protodonax belongs to Donacidae'
- 'Protonoetia belongs to Noetiinae'
- 'Protostrea belongs to Ostreidae'
- 'Proveniella belongs to Arcticidae'
- 'Psammobiidae belongs to Tellinacea'
- 'Psammobiinae belongs to Psammobiidae'
- 'Psammosolen is a subjective synonym of Solecurtus'
- 'Psammotaea belongs to Psammobiinae'
- 'Psammotellina belongs to Sanguinolariinae'
- 'Pseudamiantis belongs to Pitarinae'
- 'Pseudaphrodina belongs to Pitarinae'
- 'Pseudastarte belongs to Cardiniidae'
- 'Pseudaviculopecten belongs to Pterinopectinidae'
- 'Pseudaxinus belongs to Lyrodesmatidae'
- 'Pseudisocardia belongs to Dicerocardiidae'
- 'Pseudocardia belongs to Carditesinae'
- 'Pseudocardinia belongs to Pseudocardiniidae'
- 'Pseudocardiniidae belongs to Anthracosiacea'
- 'Pseudocarditinae belongs to Lymnocardiidae'
- 'Pseudochama belongs to Chamidae'
- 'Pseudocorbula belongs to Myophoricardiidae'
- 'Pseudoctenostreon belongs to Limidae'
- 'Pseudocucullaea belongs to Cucullaeidae'
- 'Pseudoglomus belongs to Malletiinae'
- 'Pseudogrammatodon belongs to Grammatodontinae'
- 'Pseudoledopsis belongs to Praenuculidae'
- 'Pseudolimea belongs to Limidae'
- 'Pseudolucina belongs to Limidae'
- 'Pseudomacrodon belongs to Grammatodontinae'
- 'Pseudomonotidae belongs to Pectinacea'
- 'Pseudomonotis belongs to Pseudomonotidae'
- 'Pseudomya is an invalid subgroup of Pleuromyidae'
- 'Pseudomyoconcha belongs to Myoconchinae'
- 'Pseudoperna belongs to Lophinae'
- 'Pseudoplacuna belongs to Anomiidae'
- 'Pseudoplacunopsis belongs to Plicatulidae'
- 'Pseudoportlandia belongs to Nuculanidae'
- 'Pseudoptera belongs to Bakevelliidae'
- 'Pseudotrapezium belongs to Arcticidae'
- 'Pseudoveletuceta belongs to Glycymeridinae'
- 'Psilomya belongs to Poromyidae'
- 'Pteria belongs to Pteriidae'
- 'Pteriacea belongs to Pterioida'
- 'Pteriidae belongs to Pteriacea'
- 'Pterinea belongs to Pterineidae'
- 'Pterineidae belongs to Pteriacea'
- 'Pterinella belongs to Pteriidae'
- 'Pterinopecten belongs to Pterinopectinidae'
- 'Pterinopectinidae belongs to Pectinacea'
- 'Pterioida belongs to Pteriomorphia'
- 'Pteriomorphia belongs to Bivalvia'
- 'Pterochaenia belongs to Lunulacardiidae'
- 'Pteronitella belongs to Pterineidae'
- 'Pteronites belongs to Pinnidae'
- 'Pteroperna belongs to Pteriidae'
- 'Pteropsella belongs to Pteropsellinae'
- 'Pteropsellinae belongs to Mactridae'
- 'Pterotrigonia belongs to Trigoniidae'
- 'Ptychodesma belongs to Cyrtodontidae'
- 'Ptychomyidae belongs to Arcticacea'
- 'Ptychopteria belongs to Pterineidae'
- 'Pulvinites belongs to Pulvinitidae'
- 'Pulvinitidae belongs to Pteriacea'
- 'Pulvinostrea belongs to Ostreidae'
- 'Punipagia belongs to Tellininae'
- 'Puyseguria belongs to Neoleptonidae'
- 'Pycnodonta is corrected as Pycnodonte and belongs to Pycnodonteinae'
- 'Pycnodonteinae belongs to Gryphaeidae'
- 'Pygocardia belongs to Arcticidae'
- 'Pyrenomoeus belongs to Nuculidae'
- 'Pyrenomaeus is a misspelling of Pyrenomoeus'
- 'Quadrans belongs to Tellininae'
- 'Quadratonucula belongs to Malletiinae'
- 'Quadratotrigonia belongs to Trigoniidae'
- 'Quadrostrea belongs to Ostreidae'
- 'Quadrulinae belongs to Unionidae'
- 'Quantulopinna belongs to Pinnidae'
- 'Quendreda belongs to Mytilidae'
- 'Quenstedtia belongs to Quenstedtiidae'
- 'Quenstedtiidae belongs to Tellinacea'
- 'Quidnipagus belongs to Tellininae'
- 'Radiidentidae belongs to Ctenodontacea'
- 'Radiocondyla belongs to Condylocardiinae'
- 'Radiolitidae belongs to Hippuritacea'
- 'Radiolitinae belongs to Radiolitidae'
- 'Radula is a subjective synonym of Lima'
- 'Raeta belongs to Pteropsellinae'
- 'Raetomyidae belongs to Myacea'
- 'Ramsetia belongs to Martesiinae'
- 'Rangia belongs to Mactrinae'
- 'Rasia belongs to Anadarinae'
- 'Rastellum belongs to Lophinae'
- 'Redonia belongs to Modiomorphidae'
- 'Remondia belongs to Scambulinae'
- 'Requieniidae belongs to Hippuritacea'
- 'Resatrix belongs to Pitarinae'
- 'Reticulana is a subjective synonym of Indonuculana'
- 'Retroceramus belongs to Inoceramidae'
- 'Rhaetavicula belongs to Pteriidae'
- 'Rhomboidella belongs to Mytilidae'
- 'Rhynchopterus belongs to Pteriidae'
- 'Rhytimya belongs to Pholadomyidae'
- 'Rimmyjimina belongs to Permorphinae'
- 'Rollierella belongs to Arcticidae'
- 'Roncania belongs to Limidae'
- 'Rostarca belongs to Arcidae'
- 'Roudairia belongs to Arcticidae'
- 'Ruditapes belongs to Tapetinae'
- 'Rumptunucula belongs to Nuculidae'
- 'Rutitrigonia belongs to Trigoniidae'
- 'Ryderia belongs to Nuculanidae'
- 'Rzehakiidae belongs to Veneracea'
- 'Saccella belongs to Nuculanidae'
- 'Saccostrea belongs to Ostreinae'
- 'Saffordia belongs to Modiomorphidae'
- 'Saintia belongs to Anomiidae'
- 'Salaputium belongs to Crassatellinae'
- 'Saltocuna belongs to Cuninae'
- 'Samacar belongs to Anadarinae'
- 'Samarangia belongs to Samarangiinae'
- 'Samarangiinae belongs to Veneridae'
- 'Sanguinolariinae belongs to Psammobiidae'
- 'Sanguinolites belongs to Grammysiidae'
- 'Sanoarca belongs to Striarcinae'
- 'Sarepta belongs to Nuculanidae'
- 'Sauvagesia belongs to Sauvagesiinae'
- 'Sauvagesiinae belongs to Radiolitidae'
- 'Saxicava is a subjective synonym of Hiatella'
- 'Scabrotrigonia belongs to Trigoniidae'
- 'Scaeoleda belongs to Nuculanidae'
- 'Scambula belongs to Scambulinae'
- 'Scambulinae belongs to Crassatellidae'
- 'Scapharca belongs to Anadarinae'
- 'Scapharcopsis belongs to Anadarinae'
- 'Scaphellinidae belongs to Trigoniacea'
- 'Schafhaeutlia belongs to Fimbriidae'
- 'Schizodus belongs to Myophoriidae'
- 'Scintilla belongs to Galeommatidae'
- 'Scintillona belongs to Galeommatidae'
- 'Scrobiculariidae belongs to Tellinacea'
- 'Scutarcopagia belongs to Tellininae'
- 'Sedgwickia belongs to Grammysiidae'
- 'Seebachia belongs to Opinae'
- 'Selenimyalina belongs to Myalinidae'
- 'Semelangulus belongs to Tellininae'
- 'Semele belongs to Semelidae'
- 'Semelidae belongs to Tellinacea'
- 'Senilia belongs to Anadarinae'
- 'Senis belongs to Cultellidae'
- 'Septifer belongs to Mytilidae'
- 'Septimyalina belongs to Myalinidae'
- 'Septocardia belongs to Cardiinae'
- 'Serania belongs to Limidae'
- 'Servatrina belongs to Pinnidae'
- 'Sestra belongs to Antipleurinae'
- 'Sexta belongs to Mactromyidae'
- 'Sheldonella belongs to Noetiinae'
- 'Siliqua belongs to Cultellidae'
- 'Silurina belongs to Antipleurinae'
- 'Similiconcha belongs to Nuculidae'
- 'Similodonta belongs to Praenuculidae'
- 'Sinonia belongs to Tapetinae'
- 'Slava belongs to Praecardiinae'
- 'Sluha belongs to Malletiinae'
- 'Sluzka belongs to Vlastinae'
- 'Solamen belongs to Mytilidae'
- 'Solecurtidae belongs to Tellinacea'
- 'Solecurtinae belongs to Solecurtidae'
- 'Solecurtus belongs to Solecurtinae'
- 'Solemya belongs to Solemyidae'
- 'Solemya (Solemyarina) was reranked as Solemyarina and belongs to Solemyidae'
- 'Solemya (Zesolemya) was reranked as Zesolemya and belongs to Solemyidae'
- 'Solemyacea belongs to Solemyoida'
- 'Solemyidae belongs to Solemyacea'
- 'Solemyoida belongs to Cryptodonta'
- 'Solen belongs to Solenidae'
- 'Solena belongs to Solenidae'
- 'Solena (Eosolen) was reranked as Eosolen and belongs to Solenidae'
- 'Solenacea belongs to Veneroida'
- 'Solenidae belongs to Solenacea'
- 'Soletellina belongs to Sanguinolariinae'
- 'Solyma belongs to Tellininae'
- 'Somapteria belongs to Pteriidae'
- 'Sourimis belongs to Tellinidae'
- 'Sowerbya belongs to Sowerbyidae'
- 'Sowerbyidae belongs to Tellinacea'
- 'Spanila belongs to Lunulacardiidae'
- 'Spathella belongs to Modiomorphidae'
- 'Sphaera belongs to Fimbriidae'
- 'Sphaerium belongs to Pisidiidae'
- 'Spheniopsidae belongs to Myacea'
- 'Sphenoceramus belongs to Inoceramidae'
- 'Spinarcullaea belongs to Arcullaeinae'
- 'Spineilo belongs to Nuculanidae'
- 'Spinosipella belongs to Verticordiidae'
- 'Spisula belongs to Mactrinae'
- 'Spondylidae belongs to Pectinacea'
- 'Spondylus belongs to Spondylidae'
- 'Sportella belongs to Sportellidae'
- 'Sportellidae belongs to Cyamiacea'
- 'Spyridoceramus belongs to Inoceramidae'
- 'Staffinella belongs to Arcticidae'
- 'Stavelia belongs to Mytilidae'
- 'Stegoconcha belongs to Pinnidae'
- 'Stewartia belongs to Lucininae'
- 'Sthenodonta belongs to Malletiinae'
- 'Streblochondriinae belongs to Aviculopectinidae'
- 'Streblopteria belongs to Streblochondriinae'
- 'Streptopinna belongs to Pinnidae'
- 'Striarca belongs to Striarcinae'
- 'Striarcinae belongs to Noetiidae'
- 'Strigilla belongs to Tellininae'
- 'Striostrea belongs to Ostreinae'
- 'Stutchburia belongs to Myoconchinae'
- 'Subitopinna belongs to Pinnidae'
- 'Submantellum belongs to Limidae'
- 'Sulcatopinna belongs to Pinnidae'
- 'Sunetta belongs to Sunettinae'
- 'Sunettinae belongs to Veneridae'
- 'Syncyclonema belongs to Entoliidae'
- 'Taeniodon belongs to Bivalvia'
- 'Taimyrodon belongs to Malletiinae'
- 'Talabrica belongs to Crassatellinae'
- 'Tancredia belongs to Tancrediidae'
- 'Tancrediidae belongs to Tellinacea'
- 'Tapes belongs to Tapetinae'
- 'Tapetinae belongs to Veneridae'
- 'Tarimella belongs to Trilobita' according to Zhang 1979
- 'Tauraxinus belongs to Thyasiridae'
- 'Tawera belongs to Chioninae'
- 'Tedinia belongs to Anomiidae'
- 'Tegilarca belongs to Anadarinae'
- 'Telemactra belongs to Mactrinae'
- 'Tellimya belongs to Montacutidae'
- 'Tellina belongs to Tellininae'
- 'Tellina (Abranda) was reranked as Abranda and belongs to Tellininae'
- 'Tellina (Clathrotellina) was reranked as Clathrotellina and belongs to Tellininae'
- 'Tellina (Hemimetis) was reranked as Hemimetis and belongs to Tellininae'
- 'Tellina (Merisca) was reranked as Merisca and belongs to Tellininae'
- 'Tellina (Obtellina) was reranked as Obtellina and belongs to Tellininae'
- 'Tellina (Phylloda) was reranked as Phylloda and belongs to Tellininae'
- 'Tellina (Pistris) was reranked as Pistris and belongs to Tellininae'
- 'Tellina (Pseudarcopagia) was reranked as Pseudarcopagia and belongs to Tellininae'
- 'Tellinacea belongs to Veneroida'
- 'Tellinella belongs to Tellininae'
- 'Tellinidae belongs to Tellinacea'
- 'Tellinides belongs to Tellininae'
- 'Tellinimera belongs to Tellininae'
- 'Tellininae belongs to Tellinidae'
- 'Tellinopsis belongs to Ctenodontidae'
- 'Tellurimya belongs to Ceratomyopsidae'
- 'Tendagurium belongs to Protocardiinae'
- 'Tenea belongs to Arcticidae'
- 'Tenka belongs to Lunulacardiidae'
- 'Tenuileda belongs to Nuculanidae'
- 'Tenuipteria belongs to Bakevelliidae'
- 'Terebrimya belongs to Teredinidae'
- 'Teredinidae belongs to Pholadacea'
- 'Teredininae belongs to Teredinidae'
- 'Teredo belongs to Teredininae'
- 'Terquemiidae belongs to Pectinacea'
- 'Terraia belongs to Tellinacea'
- 'Tetinka belongs to Lunulacardiidae'
- 'Thecaliinae belongs to Carditidae'
- 'Theora belongs to Semelidae'
- 'Thestyleda belongs to Nuculanidae'
- 'Thetironia belongs to Mactromyidae'
- 'Thetis is a nomen nudum'
- 'Thracia belongs to Thraciidae'
- 'Thracidentula belongs to Thraciidae'
- 'Thracidora belongs to Thraciidae'
- 'Thraciidae belongs to Pandoracea'
- 'Thraciopsis belongs to Thraciidae'
- 'Thronacar belongs to Arcinae'
- 'Thyasira belongs to Thyasiridae'
- 'Thyasiridae belongs to Lucinacea'
- 'Timoclea belongs to Chioninae'
- 'Timothynus belongs to Ungulinidae'
- 'Tirolidia belongs to Limidae'
- 'Tironucula belongs to Praenuculidae'
- 'Titanosarcolites belongs to Caprinidae'
- 'Tivelina belongs to Meretricinae'
- 'Torastarte belongs to Cardiniidae'
- 'Torinosucatella belongs to Grammatodontinae'
- 'Tortarctica belongs to Arcticidae'
- 'Trachycardiinae belongs to Cardiidae'
- 'Trachycardium belongs to Trachycardiinae'
- 'Trapezicardita belongs to Venericardiinae'
- 'Trapeziidae belongs to Arcticacea'
- 'Trapezium belongs to Trapeziidae'
- 'Trapezium (Glossocardia) was reranked as Glossocardia and belongs to Trapeziidae'
- 'Triaxus belongs to Pteriidae'
- 'Trichites belongs to Pinnidae'
- 'Trichomusculus belongs to Mytilidae'
- 'Trichomya belongs to Mytilidae'
- 'Tridacna belongs to Tridacnidae'
- 'Tridacnacea belongs to Veneroida'
- 'Tridacnidae belongs to Tridacnacea'
- 'Trigonarca belongs to Arcullaeinae'
- 'Trigonastarte belongs to Opinae'
- 'Trigonia belongs to Trigoniidae'
- 'Trigoniacea belongs to Trigonioida'
- 'Trigoniidae belongs to Trigoniacea'
- 'Trigoniocardia belongs to Fraginae'
- 'Trigonioida belongs to Palaeoheterodonta'
- 'Trigonioididae belongs to Trigoniacea'
- 'Trigonocallista belongs to Pitarinae'
- 'Trigonodesma belongs to Striarcinae'
- 'Trigonodidae belongs to Unionacea'
- 'Trigonopis belongs to Opinae'
- 'Trigonucula belongs to Nuculidae'
- 'Trinacria belongs to Trinacriinae'
- 'Trinacriinae belongs to Noetiidae'
- 'Trisidos belongs to Arcinae'
- 'Trochoceramus belongs to Inoceramidae'
- 'Tucetilla belongs to Glycymeridinae'
- 'Tucetona belongs to Glycymeridinae'
- 'Tucetonella belongs to Glycymeridinae'
- 'Tugonia belongs to Myidae'
- 'Tugonia (Distugonia) belongs to Tugonia'
- 'Turtoniidae belongs to Cyamiacea'
- 'Tutcheria belongs to Carditamerinae'
- 'Uddenia belongs to Crassatellinae'
- 'Ungulinidae belongs to Lucinacea'
- 'Unicardiopsidae belongs to Tellinacea'
- 'Unicardium belongs to Mactromyidae'
- 'Unio belongs to Unioninae'
- 'Unionacea belongs to Unionoida'
- 'Unionidae belongs to Unionacea'
- 'Unioninae belongs to Unionidae'
- 'Unionites belongs to Trigonodidae'
- 'Unionium is a subjective synonym of Pinctada'
- 'Unionoida belongs to Palaeoheterodonta'
- 'Uperotus belongs to Teredininae'
- 'Ursirivus belongs to Corbulinae'
- 'Vaccinites belongs to Hippuritidae'
- 'Vanuxemia belongs to Cyrtodontidae'
- 'Varicardium belongs to Protocardiinae'
- 'Varicorbula belongs to Corbulinae'
- 'Vasticardium belongs to Trachycardiinae'
- 'Vaugonia belongs to Trigoniidae'
- 'Vectianella belongs to Arcticidae'
- 'Velesunio belongs to Hyriinae'
- 'Veletuceta belongs to Glycymeridinae'
- 'Veneracea belongs to Veneroida'
- 'Venericardia belongs to Venericardiinae'
- 'Venericardia (Venericor) was reranked as Venericor and belongs to Venericardiinae'
- 'Venericardiinae belongs to Carditidae'
- 'Venericyprina belongs to Arcticidae'
- 'Veneridae belongs to Veneracea'
- 'Venerinae belongs to Veneridae'
- 'Veneroida belongs to Heterodonta'
- 'Venerupis belongs to Tapetinae'
- 'Veniella belongs to Arcticidae'
- 'Venilicardia belongs to Arcticidae'
- 'Venus belongs to Venerinae'
- 'Vepricardium belongs to Cardiinae'
- 'Vermitexa belongs to Leptonidae'
- 'Vertambitus belongs to Verticordiidae'
- 'Verticordia belongs to Verticordiidae'
- 'Verticordiidae belongs to Poromyacea'
- 'Vesicomya belongs to Vesicomyidae'
- 'Vesicomyidae belongs to Glossacea'
- 'Vetericardia is a subjective synonym of Pseudocardia'
- 'Vetericardiella belongs to Carditidae'
- 'Viaderella belongs to Divaricellinae'
- 'Vietnamicardium belongs to Cardiidae'
- 'Virmysella belongs to Montacutidae'
- 'Vlasta belongs to Vlastinae'
- 'Vlastinae belongs to Antipleuridae'
- 'Vnigriella belongs to Malletiinae'
- 'Uvigriella is a misspelling of Vnigriella'
- 'Vokesula belongs to Corbulinae'
- 'Volsella belongs to Mytilidae'
- 'Volupicuna belongs to Cuninae'
- 'Volviceramus belongs to Inoceramidae'
- 'Vulsella belongs to Malleidae'
- 'Vultogryphaea belongs to Exogyrinae'
- 'Wakullina belongs to Anomiidae'
- 'Wakullina (Huyella) was reranked as Huyella and belongs to Anomiidae'
- 'Wallucina belongs to Lucininae'
- 'Warrana belongs to Kelliellidae'
- 'Westralunio belongs to Hyriinae'
- 'Wilkingia belongs to Pholadomyidae'
- 'Winckworthia belongs to Limidae'
- 'Xenostrobus belongs to Mytilidae'
- 'Xylophagainae belongs to Pholadidae'
- 'Xylophagella belongs to Xylophagainae'
- 'Yoldia belongs to Nuculanidae'
- 'Zealeda belongs to Nuculanidae'
- 'Zeehania belongs to Malletiinae'
- 'Zenatiinae belongs to Mactridae'
- 'Zenatina belongs to Zenatiinae'