Opinions from P. Bouchet et al. 2010

  • 'Abiella belongs to Abiellidae'
  • 'Abiellidae belongs to Ambonychioidea'
  • 'Acanthocardia belongs to Acanthocardiini'
  • 'Acanthocardiini belongs to Cardiinae'
  • 'Acanthopecten belongs to Acanthopectinidae'
  • 'Acanthopectinidae belongs to Heteropectinoidea'
  • 'Acharacidae was reranked as the subfamily Acharacinae and belongs to Solemyidae'
  • 'Acharax belongs to Acharacidae'
  • 'Acobaecardiini was reranked as the subtribe Acobaecardiina and belongs to Lymnocardiini'
  • 'Acobaecardium belongs to Acobaecardiini'
  • 'Acostaea belongs to Acostaeidae'
  • 'Acostaeidae is a subjective synonym of Mycetopodidae'
  • 'Actinodonta belongs to Actinodontidae'
  • 'Actinodontidae belongs to Actinodontida'
  • 'Actinodontoida is corrected as Actinodontida and belongs to Heterodonta'
  • 'Actinodontophora belongs to Actinodontophoridae'
  • 'Actinodontophoridae is a subjective synonym of Palaeopharidae'
  • 'Actinopterella belongs to Actinopterellinae'
  • 'Actinopterellinae belongs to Pterineidae'
  • 'Acuticosta belongs to Acuticostinae'
  • 'Acuticostinae is a subjective synonym of Unioninae'
  • 'Adacna belongs to Adacnini'
  • 'Adacninae was reranked as the tribe Adacnini and belongs to Lymnocardiinae'
  • 'Adamussiini belongs to Palliolinae'
  • 'Adamussium belongs to Adamussiini'
  • 'Adelosiphonia is an invalid subgroup of Pandoroidea'
  • 'Adrana belongs to Adranidae'
  • 'Adraninae is a subjective synonym of Nuculaninae'
  • 'Adula belongs to Adulinae'
  • 'Adulinae is a subjective synonym of Mytilinae'
  • 'Aenigmoconcha belongs to Aenigmoconchidae'
  • 'Aenigmoconchidae belongs to Carditida'
  • 'Aequipecten belongs to Aequipectinini'
  • 'Aequipectini is corrected as Aequipectinini and belongs to Pedinae'
  • 'Afghanodesma belongs to Afghanodesmatidae'
  • 'Afghanodesmatidae belongs to Protobranchia'
  • 'Ahtioconcha belongs to Ahtioconchidae'
  • 'Ahtioconchidae is a subjective synonym of Pterineidae'
  • 'Alasmidonta belongs to Alasmidontinae'
  • 'Alasmidontinae is a subjective synonym of Unioninae'
  • 'Alatoconcha belongs to Alatoconchidae'
  • 'Alatoconchidae belongs to Ambonychioidea'
  • 'Allodesma belongs to Allodesmatidae'
  • 'Allodesmatidae is a subjective synonym of Anodontopsidae'
  • 'Allogramma is a subjective synonym of Spinolyonsiella'
  • 'Allorisma belongs to Allorismatidae'
  • 'Allorismatidae is a subjective synonym of Edmondiidae'
  • 'Aloididae is a subjective synonym of Corbulidae'
  • 'Alula belongs to Alulinae'
  • 'Alulinae belongs to Sanguinolitidae'
  • 'Alveinidae is a subjective synonym of Kelliellidae'
  • 'Alveinus belongs to Alveinidae'
  • 'Ambigostrea belongs to Ambigostreini'
  • 'Ambigostreini belongs to Flemingostreinae'
  • 'Amblema belongs to Ambleminae'
  • 'Ambleminae belongs to Unionidae'
  • 'Amblemini belongs to Ambleminae'
  • 'Ambonychia belongs to Ambonychiidae'
  • 'Ambonychiacea is corrected as Ambonychioidea and belongs to Pteriida'
  • 'Ambonychiidae belongs to Ambonychioidea'
  • 'Americunio belongs to Americunioninae'
  • 'Americunioninae belongs to Trigonioidoidea'
  • 'Amnigenia belongs to Amnigeniidae'
  • 'Amnigeniidae belongs to Heteroconchia'
  • 'Amotapidae is a subjective synonym of Raetomyidae'
  • 'Amotapus belongs to Amotapidae'
  • 'Amphicoelia belongs to Amphicoeliidae'
  • 'Amphicoeliidae is a subjective synonym of Ambonychiidae'
  • 'Amphidesma belongs to Amphidesmatidae'
  • 'Amphidesmatidae is a subjective synonym of Semelidae'
  • 'Amphidonte belongs to Amphidonteini'
  • 'Amphidonteini belongs to Exogyrinae'
  • 'Amphikoilinae belongs to Bivalvia'
  • 'Amusiidae is a subjective synonym of Pectiniidae'
  • 'Amussiopecten belongs to Amussiopectininae'
  • 'Amussiopectininae is a subjective synonym of Pectininae'
  • 'Amussium is corrected as Amusium and belongs to Amusiidae'
  • 'Anadara belongs to Anadarinae'
  • 'Anadarinae belongs to Arcidae'
  • 'Anatina is a subjective synonym of Laternula' according to Hedley 1918
  • 'Anatinella belongs to Anatinellidae'
  • 'Anatinellidae belongs to Mactroidea'
  • 'Anatinidae is a subjective synonym of Laternulidae'
  • 'Anditrigonia belongs to Anditrigoniidae'
  • 'Anditrigoniidae is a subjective synonym of Megatrigoniidae'
  • 'Annuliconcha belongs to Annuliconchidae'
  • 'Annuliconchidae belongs to Heteropectinoidea'
  • 'Anodonta belongs to Anodontinae'
  • 'Anodontinae was reranked as the tribe Anodontini and belongs to Unioninae'
  • 'Anodontites belongs to Anodontitinae'
  • 'Anodontitinae belongs to Mycetopodidae'
  • 'Anodontopsidae belongs to Heterodonta'
  • 'Anodontopsis belongs to Anodontopsidae'
  • 'Anomalodesmata is a subjective synonym of Pholadomyida'
  • 'Anomia belongs to Anomiinae'
  • 'Anomiidae belongs to Anomioidea'
  • 'Anomioidea belongs to Pectinida'
  • 'Anomoptychidae is a subjective synonym of Trechmannellidae'
  • 'Anomoptychus belongs to Anomoptychidae'
  • 'Anopaea belongs to Anopaeinae'
  • 'Anopaeinae belongs to Inoceramidae'
  • 'Antactinodion belongs to Antactinodiontidae'
  • 'Antactinodiontidae belongs to Protobranchia'
  • 'Anthraconauta belongs to Anthraconautidae'
  • 'Anthraconautidae is a subjective synonym of Myalinidae'
  • 'Anthracosia belongs to Anthracosiidae'
  • 'Anthracosiacea is corrected as Anthracosioidea and belongs to Heterodonta'
  • 'Anthracosiidae belongs to Anthracosioidea'
  • 'Anthracosiidae is replaced by Carbonicolidae' according to Cox 1932
  • 'Antillocaprina belongs to Antillocaprinidae'
  • 'Antillocaprinidae belongs to Radiolitoidea'
  • 'Antipleura belongs to Antipleurinae'
  • 'Antipleurinae belongs to Dualinidae'
  • 'Antipleuroida is corrected as Antipleurida and belongs to Nepiomorphia'
  • 'Apiotrigoniinae belongs to Megatrigoniidae'
  • 'Arca belongs to Arcidae'
  • 'Arcacea is corrected as Arcoidea and belongs to Arcida'
  • 'Archaeocardiidae belongs to Bivalvia'
  • 'Archaeocardium belongs to Archaeocardiidae'
  • 'Archanodon belongs to Archanodontidae'
  • 'Archanodontidae belongs to Archanodontoidea'
  • 'Archanodontoidea belongs to Unionida'
  • 'Arcicardiini is a subjective synonym of Paradacnini'
  • 'Arcicardium belongs to Arcicardiini'
  • 'Arcidae belongs to Arcoidea'
  • 'Arcidopsinae is a subjective synonym of Parreysiinae'
  • 'Arcidopsis belongs to Arcidopsinae'
  • 'Arcinae belongs to Arcidae'
  • 'Arcinella belongs to Arcinellidae'
  • 'Arcinellidae is a subjective synonym of Chamidae'
  • 'Arcoida is corrected as Arcida and belongs to Pteriomorphia'
  • 'Arcomya belongs to Arcomyidae'
  • 'Arcomyidae is a subjective synonym of Pholadomyidae'
  • 'Arcopagiinae is an invalid subgroup of Tellinidae'
  • 'Arctica belongs to Arcticidae'
  • 'Arcticacea is corrected as Arcticoidea and belongs to Venerida'
  • 'Arcticidae belongs to Arcticoidea'
  • 'Arctostrea belongs to Arctostreinae'
  • 'Arctostreidae belongs to Ostreoidea'
  • 'Arctostreinae belongs to Arctostreidae'
  • 'Arcuatula belongs to Arcuatulinae'
  • 'Arcuatulinae is a subjective synonym of Crenellinae'
  • 'Arcullaea belongs to Arcullaeinae'
  • 'Arcullaeinae belongs to Glycymerididae'
  • 'Arhouriella belongs to Arhouriellidae'
  • 'Arhouriella opheodontoides belongs to Arhouriella'
  • 'Arhouriellidae belongs to Bivalvia'
  • 'Arteminae is a subjective synonym of Dosiniinae'
  • 'Artemis is a subjective synonym of Dosinia'
  • 'Asaphidae is a subjective synonym of Psammobiidae'
  • 'Asiphonidae is an invalid subgroup of Bivalvia'
  • 'Asoella belongs to Asoellidae'
  • 'Asoellidae was reranked as the subfamily Asoellinae and belongs to Otapiriidae'
  • 'Aspatharia belongs to Aspathariinae'
  • 'Aspathariinae belongs to Iridinidae'
  • 'Aspergillidae is replaced by Clavagellidae'
  • 'Aspergillum belongs to Aspergillidae'
  • 'Astarte belongs to Astartidae'
  • 'Astartella belongs to Astartellinae'
  • 'Astartellinae belongs to Astartidae'
  • 'Astartidae belongs to Crassatelloidea'
  • 'Astartila belongs to Astartilinae'
  • 'Astartilinae belongs to Pachydomidae'
  • 'Astartinae belongs to Astartidae'
  • 'Asthenothaerinae belongs to Thraciidae'
  • 'Asthenothaerus belongs to Asthenothaerinae'
  • 'Atomodesma belongs to Atomodesmatinae'
  • 'Atomodesminae is corrected as Atomodesmatinae and belongs to Ambonychiidae'
  • 'Atreta belongs to Atretidae'
  • 'Atretidae is a subjective synonym of Dimyidae'
  • 'Aucella is a subjective synonym of Buchia'
  • 'Aucellina belongs to Aucellinini'
  • 'Aucellinini was reranked as the subfamily Aucellininae and belongs to Otapiriidae'
  • 'Aulacomyella belongs to Aulacomyellinae'
  • 'Aulacomyellidae belongs to Aulacomyelloidea'
  • 'Aulacomyelloidea belongs to Pectinida'
  • 'Aupouria belongs to Aupouriidae'
  • 'Aupouriidae is a subjective synonym of Philobryidae'
  • 'Austrochlamydini belongs to Chlamydinae'
  • 'Austrochlamys belongs to Austrochlamydini'
  • 'Austrotrigonia belongs to Austrotrigoniinae'
  • 'Austrotrigoniinae is a subjective synonym of Nototrigoniinae'
  • 'Autobranchia belongs to Bivalvia'
  • 'Avicardiini is a subjective synonym of Adacnini'
  • 'Avicardium belongs to Avicardiini'
  • 'Avicula belongs to Aviculidae'
  • 'Aviculariinae is a subjective synonym of Tridacninae'
  • 'Avicularium belongs to Aviculariidae'
  • 'Aviculidae is a subjective synonym of Pteriidae'
  • 'Aviculocardiini was reranked as the subtribe Aviculocardiina and belongs to Lymnocardiini'
  • 'Aviculocardium belongs to Aviculocardiini'
  • 'Aviculopecten belongs to Aviculopectininae'
  • 'Aviculopectinidae belongs to Aviculopectinoidea'
  • 'Aviculopectininae belongs to Aviculopectinidae'
  • 'Aviculopectinoidea belongs to Pectinida'
  • 'Axinaea belongs to Axinaeinae'
  • 'Axinaeinae is a subjective synonym of Glycymeridinae'
  • 'Axinopsida belongs to Axinopsidinae'
  • 'Axinopsidinae belongs to Thyasiridae'
  • 'Azoridae is a subjective synonym of Psammobiidae'
  • 'Babinka belongs to Babinkidae'
  • 'Babinkidae belongs to Babinkoidea'
  • 'Babinkoidea belongs to Lucinida'
  • 'Baidiostraca belongs to Baidiostracidae'
  • 'Baidiostracidae belongs to Heterodonta'
  • 'Bakevellia belongs to Bakevelliidae'
  • 'Bakevelliidae belongs to Pterioidea'
  • 'Bankia belongs to Bankiinae'
  • 'Bankiinae belongs to Teredinidae'
  • 'Barbatia belongs to Barbatiidae'
  • 'Barbatiidae is a subjective synonym of Arcidae'
  • 'Barrettia belongs to Barrettiinae'
  • 'Barrettiinae belongs to Hippuritidae'
  • 'Bartlettia belongs to Bartlettiinae'
  • 'Bartlettiinae is a subjective synonym of Anodontitinae'
  • 'Basterotia belongs to Basterotiidae'
  • 'Basterotiidae belongs to Cyamioidea'
  • 'Bathyarca belongs to Bathyarcidae'
  • 'Bathyarcinae is a subjective synonym of Anadarinae'
  • 'Bathymodiolinae belongs to Mytilidae'
  • 'Bathymodiolus belongs to Bathymodiolinae'
  • 'Bathyspinulinae is an invalid subgroup of Bivalvia'
  • 'Batolites belongs to Batolitidae'
  • 'Batolitidae is a subjective synonym of Hippuritidae'
  • 'Bayleia belongs to Bayleiidae'
  • 'Bayleiidae is a subjective synonym of Requieniidae'
  • 'Beichuania belongs to Beichuaniidae'
  • 'Beichuaniidae belongs to Beichuanioidea'
  • 'Beichuanioidea belongs to Trigoniida'
  • 'Bernardinidae is a subjective synonym of Neoleptonidae'
  • 'Binipecten belongs to Binipectinidae'
  • 'Binipectinidae belongs to Chaenocardioidea'
  • 'Biradiolitinae is an invalid subgroup of Radiolitidae'
  • 'Bornia belongs to Borniinae'
  • 'Borniinae belongs to Lasaeidae'
  • 'Bositra belongs to Bositrinae'
  • 'Bositrinae was reranked as the family Bositridae and belongs to Aulacomyelloidea'
  • 'Botula belongs to Botulini'
  • 'Botulini belongs to Lithophaginae'
  • 'Brachidontes belongs to Brachidontinae'
  • 'Brachidontinae is a subjective synonym of Mytilinae'
  • 'Brachyanodon belongs to Bivalvia'
  • 'Bransonia belongs to Bransoniidae'
  • 'Bransoniidae belongs to Rostroconchia'
  • 'Brazzaea belongs to Brazzaeainae'
  • 'Brazzaeainae is a subjective synonym of Coelaturinae'
  • 'Brechites belongs to Brechitinae'
  • 'Brechitinae belongs to Clavagellidae'
  • 'Bryopa belongs to Bryopinae'
  • 'Bryopinae belongs to Clavagellidae'
  • 'Bucardia belongs to Bucardiidae'
  • 'Bucardiidae is a subjective synonym of Glossidae'
  • 'Buchia belongs to Buchiidae'
  • 'Buchiidae belongs to Buchioidea'
  • 'Buchioidea belongs to Pectinida'
  • 'Buchiola belongs to Buchiolinae'
  • 'Buchiolinae was reranked as the family Buchiolidae and belongs to Praecardioidea'
  • 'Buchotrigonia belongs to Buchotrigoniinae'
  • 'Buchotrigonia (Syrotrigonia) was reranked as Syrotrigonia and belongs to Syrotrigoniinae'
  • 'Buchotrigoniidae belongs to Myophorelloidea'
  • 'Buchotrigoniinae belongs to Buchotrigoniidae'
  • 'Burmesia belongs to Burmesiidae'
  • 'Burmesiidae belongs to Pholadomyoidea'
  • 'Butovicella belongs to Butovicellidae'
  • 'Butovicellidae is a subjective synonym of Modiomorphidae'
  • 'Cadomia belongs to Cadomiidae'
  • 'Cadomiidae belongs to Nuculanoidea'
  • 'Caestocorbula belongs to Caestocorbulinae'
  • 'Caestocorbulinae belongs to Corbulidae'
  • 'Cafferia belongs to Cafferiinae'
  • 'Cafferiinae is a subjective synonym of Unioninae'
  • 'Calcicanicularia belongs to Calcicaniculariini'
  • 'Calcicaniculariini belongs to Limatulinae'
  • 'Callista belongs to Callistinae'
  • 'Callistinae is a subjective synonym of Callocardiinae'
  • 'Calloarca belongs to Calloarcinae'
  • 'Calloarcinae is a subjective synonym of Arcinae'
  • 'Callocardia belongs to Callocardiinae'
  • 'Callocardiidae was reranked as the subfamily Callocardiinae and belongs to Veneridae'
  • 'Calvaentoliinae belongs to Entolioidesidae'
  • 'Calvaentolium belongs to Calvaentoliinae'
  • 'Camptonectes belongs to Camptonectinae'
  • 'Camptonectinae belongs to Pectinidae'
  • 'Camya belongs to Camyidae'
  • 'Camyidae belongs to Bivalvia'
  • 'Caprina belongs to Caprinidae'
  • 'Caprinella belongs to Caprinellidae'
  • 'Caprinellidae is a subjective synonym of Ichthyosarcolitidae'
  • 'Caprinidae is a subjective synonym of Radiolitidae'
  • 'Caprininae belongs to Caprinidae'
  • 'Caprinula belongs to Caprinulidae'
  • 'Caprinulidae belongs to Radiolitoidea'
  • 'Caprinuloideinae is an invalid subgroup of Caprinidae'
  • 'Caprotina belongs to Caprotinidae'
  • 'Caprotinidae belongs to Radiolitoidea'
  • 'Capsa belongs to Capsinae'
  • 'Capsinae belongs to Psammobiidae'
  • 'Carbonicola belongs to Carbonicolidae'
  • 'Carbonicolidae belongs to Anthracosioidea'
  • 'Carbonicolinae belongs to Carbonicolidae'
  • 'Cardiacea is corrected as Cardioidea and belongs to Venerida'
  • 'Cardiidae belongs to Cardioidea'
  • 'Cardiinae belongs to Cardiidae'
  • 'Cardilia belongs to Cardiliidae'
  • 'Cardiliidae belongs to Mactroidea'
  • 'Cardinia belongs to Cardiniidae'
  • 'Cardiniidae belongs to Carditida'
  • 'Cardiola belongs to Cardiolidae'
  • 'Cardiolaria belongs to Cardiolariidae'
  • 'Cardiolariidae belongs to Bivalvia'
  • 'Cardiolidae belongs to Cardioloidea'
  • 'Cardioloidea belongs to Praecardiida'
  • 'Cardiomya belongs to Cardiomyinae'
  • 'Cardita belongs to Carditidae'
  • 'Carditacea is corrected as Carditoidea and belongs to Carditida'
  • 'Carditamera belongs to Carditamerinae'
  • 'Carditamerinae belongs to Carditidae'
  • 'Carditellidae is an invalid subgroup of Condylocardiidae'
  • 'Cardites belongs to Carditesinae'
  • 'Carditesinae belongs to Carditidae'
  • 'Carditidae belongs to Carditoidea'
  • 'Carditinae belongs to Carditidae'
  • 'Carditoida is corrected as Carditida and belongs to Heterodonta'
  • 'Cardium belongs to Cardiidae'
  • 'Cardium (Tulongocardium) was reranked as Tulongocardium and belongs to Tulongocardiinae'
  • 'Carydiidae belongs to Heterodonta'
  • 'Carydium belongs to Carydiidae'
  • 'Caryocorbulinae is a subjective synonym of Corbulinae'
  • 'Cassianella belongs to Cassianellidae'
  • 'Cassianellidae belongs to Pterioidea'
  • 'Cassianoides belongs to Cassianoididae'
  • 'Cassianoididae was reranked as the subfamily Cassianoidinae and belongs to Heteropectinidae'
  • 'Castaliini belongs to Hyriinae'
  • 'Catamarcaia belongs to Catamarcaiidae'
  • 'Catamarcaiidae belongs to Arcida'
  • 'Catella belongs to Catellini'
  • 'Cerastoderma belongs to Cerastodermatinae'
  • 'Cerastodermatini was reranked as the subtribe Cerastodermatina and belongs to Lymnocardiini'
  • 'Ceratomya belongs to Ceratomyidae'
  • 'Ceratomyidae belongs to Ceratomyoidea'
  • 'Ceratomyoidea belongs to Pholadomyida'
  • 'Ceratomyopsidae belongs to Pholadomyoidea'
  • 'Ceratomyopsis belongs to Ceratomyopsidae'
  • 'Ceratostreon belongs to Ceratostreoninae'
  • 'Ceratostreoninae is a subjective synonym of Exogyrinae'
  • 'Cercomyidae belongs to Autobranchia'
  • 'Cetoconcha belongs to Cetoconchidae'
  • 'Cetoconchidae belongs to Poromyoidea'
  • 'Cetomyinae belongs to Poromyidae'
  • 'Chaenidae is an objective synonym of Gastrochaenidae'
  • 'Chaenocardia belongs to Chaenocardiidae'
  • 'Chaenocardiidae belongs to Chaenocardioidea'
  • 'Chaenocardioidea belongs to Pectinida'
  • 'Chaenomya belongs to Chaenomyinae'
  • 'Chaenomyinae belongs to Sanguinolitidae'
  • 'Chama belongs to Chamidae'
  • 'Chamacea is corrected as Chamoidea and belongs to Venerida'
  • 'Chametrachea belongs to Chametracheidae'
  • 'Chametracheinae is a subjective synonym of Tridacninae'
  • 'Chamidae belongs to Chamoidea'
  • 'Chamostrea is a subjective synonym of Cleidothaerus'
  • 'Chamostreidae is replaced by Cleidothaeridae'
  • 'Chartoconcha belongs to Chartoconchini'
  • 'Chartoconchini is a subjective synonym of Pontalmyrini'
  • 'Chiapasella belongs to Chiapasellidae'
  • 'Chiapasellidae is a subjective synonym of Radiolitidae'
  • 'Chionidae is an invalid subgroup of Veneridae'
  • 'Chioninae belongs to Veneridae'
  • 'Chlamydinae belongs to Pectinidae'
  • 'Chlamydini belongs to Chlamydinae'
  • 'Chlamydoconcha belongs to Chlamydoconchidae'
  • 'Chlamydoconchidae is a subjective synonym of Galeommatidae'
  • 'Chlamys belongs to Chlamydinae'
  • 'Chokrakia belongs to Chokrakiini'
  • 'Chokrakiini was reranked as the subtribe Chokrakiina and belongs to Lymnocardiini'
  • 'Chondrodonta belongs to Chondrodontidae'
  • 'Chondrodontidae belongs to Ostreoidea'
  • 'Chuluaria belongs to Chuluariinae'
  • 'Chuluariinae belongs to Claraiidae'
  • 'Circe belongs to Circinae'
  • 'Circinae is a subjective synonym of Gouldiinae'
  • 'Cirravidae belongs to Bivalvia' according to Urbajtis 1975
  • 'Cirravidae belongs to Bivalvia'
  • 'Cirravidae belongs to Cirripedia' according to Chernyshev 1935
  • 'Cirravus belongs to Cirravidae'
  • 'Citothyris belongs to Citothyrisidae'
  • 'Citothyrisidae is a subjective synonym of Prothyridae'
  • 'Claraia belongs to Claraiinae'
  • 'Claraiidae belongs to Halobioidea'
  • 'Claraiinae belongs to Claraiidae'
  • 'Clavagella belongs to Clavagellidae'
  • 'Clavagellacea is corrected as Clavagelloidea and belongs to Pholadomyida'
  • 'Clavagellidae belongs to Clavagelloidea'
  • 'Cleidothaeridae belongs to Myochamoidea'
  • 'Cleidothaerus belongs to Cleidothaeridae'
  • 'Clementiinae belongs to Veneridae'
  • 'Clinocardiinae belongs to Cardiidae'
  • 'Clinocardium belongs to Clinocardiinae'
  • 'Clinopistha belongs to Clinopisthidae'
  • 'Clinopisthidae was reranked as the subfamily Clinopisthinae and belongs to Solemyidae'
  • 'Coalcomana belongs to Coalcomaninae'
  • 'Coalcomaninae is a subjective synonym of Caprinuloideinae'
  • 'Codakia belongs to Codakiidae'
  • 'Codakiidae was reranked as the subfamily Codakiinae and belongs to Lucinidae'
  • 'Coelaturinae belongs to Unionidae'
  • 'Coloniceraminae is an invalid subgroup of Bivalvia'
  • 'Coloniceramus belongs to Bivalvia'
  • 'Colpomya belongs to Colpomyidae'
  • 'Colpomyidae belongs to Modiolopsoidea'
  • 'Concavodonta belongs to Concavodontinae'
  • 'Concavodontinae belongs to Praenuculidae'
  • 'Condylocardia belongs to Condylocardiidae'
  • 'Condylocardiidae belongs to Carditoidea'
  • 'Condylocardiinae belongs to Condylocardiidae'
  • 'Congeriomorpha belongs to Congeriomorphidae'
  • 'Congeriomorphidae belongs to Megalodontoidea'
  • 'Conocardiidae belongs to Rostroconchia'
  • 'Conocardium belongs to Conocardiidae'
  • 'Contradens belongs to Rectidentinae'
  • 'Contradentinae is a subjective synonym of Rectidentinae'
  • 'Cooperella belongs to Cooperellidae'
  • 'Cooperellidae is a subjective synonym of Petricolidae'
  • 'Corbicula belongs to Corbiculidae'
  • 'Corbiculidae is a subjective synonym of Cyrenidae'
  • 'Corbinae is replaced by Fimbriinae'
  • 'Corbis belongs to Corbinae'
  • 'Corbula belongs to Corbulidae'
  • 'Corbula (Caryocorbula) was reranked as Caryocorbula and belongs to Caryocorbulinae'
  • 'Corbulamella belongs to Corbulamellinae'
  • 'Corbulamellinae belongs to Corbulidae'
  • 'Corbulidae belongs to Myoidea'
  • 'Corbulinae belongs to Corbulidae'
  • 'Corneocycladidae is a subjective synonym of Sphaeriidae'
  • 'Corneocyclas belongs to Corneocycladidae'
  • 'Costatoplicatina belongs to Costatoplicatinini'
  • 'Costatoplicatinini was reranked as the subfamily Costatoplicatininae and belongs to Acanthopectinidae'
  • 'Costatoriidae is a subjective synonym of Myophoriidae'
  • 'Costeina belongs to Costeininae'
  • 'Costeininae is a subjective synonym of Pycnodonteinae'
  • 'Coxiconcha is corrected as Coxiconchia and belongs to Coxiconchiidae'
  • 'Coxiconchiinae was reranked as the family Coxiconchiidae and belongs to Babinkoidea'
  • 'Crassadoma belongs to Crassadomini'
  • 'Crassadomini belongs to Chlamydinae'
  • 'Crassatella belongs to Crassatellidae'
  • 'Crassatellacea is corrected as Crassatelloidea and belongs to Carditida'
  • 'Crassatellidae belongs to Crassatelloidea'
  • 'Crassatellinae belongs to Crassatellidae'
  • 'Crassatellites is a subjective synonym of Crassatella'
  • 'Crassatellitidae is an invalid subgroup of Crassatellidae'
  • 'Crassinidae is replaced by Astartidae'
  • 'Crassostreinae belongs to Ostreidae'
  • 'Crassostreini belongs to Crassostreinae'
  • 'Crenatula belongs to Crenatulinae'
  • 'Crenatulinae belongs to Isognomonidae'
  • 'Crenella belongs to Crenellidae'
  • 'Crenellinae belongs to Mytilidae'
  • 'Crenipecten belongs to Crenipectinidae'
  • 'Crenipectinidae was reranked as the subfamily Crenipectininae and belongs to Euchondriidae'
  • 'Crenomytilini belongs to Mytilinae'
  • 'Crenomytilus belongs to Crenomytilini'
  • 'Cryptodon is a subjective synonym of Thyasira'
  • 'Cryptodontidae is a subjective synonym of Thyasiridae'
  • 'Cryptomya belongs to Cryptomyinae'
  • 'Cryptomyinae belongs to Myidae'
  • 'Cryptostrea belongs to Cryptostreini'
  • 'Cryptostreini belongs to Ostreinae'
  • 'Ctenodonta belongs to Ctenodontidae'
  • 'Ctenodontidae belongs to Protobranchia'
  • 'Ctenostreon belongs to Ctenostreoninae'
  • 'Ctenostreoninae belongs to Limidae'
  • 'Cucullaea belongs to Cucullaeidae'
  • 'Cucullaeidae belongs to Arcoidea'
  • 'Cucullaria belongs to Cucullariinae'
  • 'Cucullariinae is a subjective synonym of Grammatodontinae'
  • 'Cucullella belongs to Cucullellinae'
  • 'Cucullellidae belongs to Nuculanoidea'
  • 'Cucumerunio belongs to Cucumerunionini'
  • 'Cucumerunionidae is a subjective synonym of Propehyridellidae'
  • 'Cultellinae is an invalid subgroup of Pharidae'
  • 'Cumberlandia belongs to Cumberlandiinae'
  • 'Cumberlandiinae belongs to Margaritiferidae'
  • 'Cumingia belongs to Cumingiinae'
  • 'Cumingiinae is a subjective synonym of Semelinae'
  • 'Cuneamya belongs to Cuneamyinae'
  • 'Cuneamyinae belongs to Grammysiidae'
  • 'Cunearca belongs to Cunearcidae'
  • 'Cunearcinae is a subjective synonym of Anadarinae'
  • 'Cuninae is an invalid subgroup of Condylocardiidae'
  • 'Curtonotidae is a subjective synonym of Eoschizodidae'
  • 'Curvostrea belongs to Curvostreini'
  • 'Curvostreini belongs to Flemingostreinae'
  • 'Cuspidaria belongs to Cuspidariidae'
  • 'Cuspidariidae belongs to Cuspidarioidea'
  • 'Cuspidarioidea belongs to Septibranchia'
  • 'Cyamiacea is corrected as Cyamioidea and belongs to Venerida'
  • 'Cyamiidae belongs to Cyamioidea'
  • 'Cyamionema belongs to Cyamionematidae'
  • 'Cyamionematidae is a subjective synonym of Galeommatidae'
  • 'Cyamium belongs to Cyamiidae'
  • 'Cyclininae is a subjective synonym of Chioninae'
  • 'Cycloconcha belongs to Cycloconchidae'
  • 'Cycloconchidae belongs to Cycloconchoidea'
  • 'Cycloconchinae belongs to Cycloconchidae'
  • 'Cycloconchoidea belongs to Actinodontida'
  • 'Cycloconchoides belongs to Cycloconchoididae'
  • 'Cycloconchoididae belongs to Bivalvia'
  • 'Cypricardia belongs to Cypricardiidae'
  • 'Cypricardiidae is a subjective synonym of Trapezidae'
  • 'Cypricardinia belongs to Cypricardiniidae'
  • 'Cypricardiniidae belongs to Modiomorphoidea'
  • 'Cyprinidae is replaced by Arcticidae'
  • 'Cyprogenia belongs to Cyprogeniinae'
  • 'Cyprogeniinae is a subjective synonym of Ambleminae'
  • 'Cyrena belongs to Cyrenidae'
  • 'Cyrenacea is corrected as Cyrenoidea and belongs to Venerida'
  • 'Cyrenella belongs to Cyrenellidae'
  • 'Cyrenellidae is a subjective synonym of Cyrenoididae'
  • 'Cyrenidae belongs to Cyrenoidea'
  • 'Cyrenoida belongs to Cyrenoididae'
  • 'Cyrenoididae belongs to Cyrenoidoidea'
  • 'Cyrenoidoidea belongs to Venerida'
  • 'Cyrtodonta belongs to Cyrtodontidae'
  • 'Cyrtodontacea is corrected as Cyrtodontoidea and belongs to Cyrtodontida'
  • 'Cyrtodontida belongs to Pteriomorphia'
  • 'Cyrtodontidae belongs to Cyrtodontoidea'
  • 'Cyrtorostra belongs to Cyrtorostrinae'
  • 'Cyrtorostridae was reranked as the subfamily Cyrtorostrinae and belongs to Deltopectinidae'
  • 'Cythereinae is a subjective synonym of Meretricinae'
  • 'Cytherodon belongs to Cytherodontidae'
  • 'Cytherodontidae is a subjective synonym of Myophoriidae'
  • 'Dacrydiini was reranked as the subfamily Dacrydiinae and belongs to Mytilidae'
  • 'Dacrydium belongs to Dacrydiini'
  • 'Dallicordia belongs to Dallicordiidae'
  • 'Dallicordiidae is a subjective synonym of Lyonsiellidae'
  • 'Danlengiconcha belongs to Danlengiconchinae'
  • 'Danlengiconchinae belongs to Trigonioididae'
  • 'Daonella belongs to Daonellidae'
  • 'Daonellidae belongs to Halobioidea'
  • 'Datta belongs to Dattinae'
  • 'Davila belongs to Davilinae'
  • 'Davilinae belongs to Mesodesmatidae'
  • 'Decatopecten belongs to Decatopectinini'
  • 'Decatopectinini belongs to Pectininae'
  • 'Deltopecten belongs to Deltopectinidae'
  • 'Deltopectinidae belongs to Aviculopectinoidea'
  • 'Deltopectininae belongs to Deltopectinidae'
  • 'Dentaspatharia belongs to Dentaspathariinae'
  • 'Dentaspathariinae is a subjective synonym of Coelaturinae'
  • 'Dermatomya belongs to Dermatomyidae'
  • 'Dermatomyidae is a subjective synonym of Poromyidae'
  • 'Desertella belongs to Desertellidae'
  • 'Desertellidae belongs to Unionida'
  • 'Dexiobia belongs to Dexiobiinae'
  • 'Dexiobiinae belongs to Dualinidae'
  • 'Dianchora belongs to Dianchoridae'
  • 'Dianchoridae is a subjective synonym of Spondylidae'
  • 'Diceras belongs to Diceratidae'
  • 'Diceratidae belongs to Radiolitoidea'
  • 'Dicerocardiidae belongs to Megalodontoidea'
  • 'Dictyoptychidae is a subjective synonym of Trechmannellidae'
  • 'Dictyoptychus belongs to Dictyoptychidae'
  • 'Didacna belongs to Didacninae'
  • 'Didacninae was reranked as the tribe Didacnini and belongs to Lymnocardiinae'
  • 'Digressodacna belongs to Digressodacnini'
  • 'Digressodacnini is a subjective synonym of Pontalmyrini'
  • 'Dimya belongs to Dimyidae'
  • 'Dimyidae belongs to Dimyoidea'
  • 'Dimyoidea belongs to Pectinida'
  • 'Dinocardiini belongs to Cardiinae'
  • 'Dinocardium belongs to Dinocardiini'
  • 'Diplasma belongs to Diplasminae'
  • 'Diplasminae is a subjective synonym of Hemisolasminae'
  • 'Diplodon belongs to Bivalvia'
  • 'Diplodonta belongs to Diplodontidae'
  • 'Diplodontidae is a subjective synonym of Ungulinidae'
  • 'Diplodontini belongs to Hyriinae'
  • 'Divaricella belongs to Divaricellinae'
  • 'Divaricellinae is a subjective synonym of Lucininae'
  • 'Dolponella belongs to Dolponellidae'
  • 'Dolponellidae belongs to Monotoidea'
  • 'Donacidae belongs to Tellinoidea'
  • 'Donacilla belongs to Donacillidae'
  • 'Donacillidae is a subjective synonym of Mesodesmatidae'
  • 'Donax belongs to Donacidae'
  • 'Dosinia belongs to Dosiniini'
  • 'Dosiniinae belongs to Veneridae'
  • 'Dreissena belongs to Dreissenidae'
  • 'Dreissenacea is corrected as Dreissenoidea and belongs to Venerida'
  • 'Dreissenidae belongs to Dreissenoidea'
  • 'Dreisseninae belongs to Dreissenidae'
  • 'Dreissenomya belongs to Dreissenomyinae'
  • 'Dreissenomyinae belongs to Dreissenidae'
  • 'Dromini is a subjective synonym of Lampsilini'
  • 'Dromus belongs to Dromini'
  • 'Dualina belongs to Dualinidae'
  • 'Dualinidae belongs to Dualinoidea'
  • 'Dualinoidea belongs to Antipleurida'
  • 'Durania belongs to Duraniidae'
  • 'Duraniidae is a subjective synonym of Radiolitidae'
  • 'Eburneopectinini is an invalid subgroup of Bivalvia'
  • 'Echiniferipecten belongs to Echiniferipectininae'
  • 'Echiniferipectininae belongs to Aviculopectinidae'
  • 'Echinorbinae is a subjective synonym of Limatulinae'
  • 'Echinorbis belongs to Echinorbinae'
  • 'Edmondia belongs to Edmondiidae'
  • 'Edmondiacea is corrected as Edmondioidea and belongs to Pholadomyida'
  • 'Edmondiidae belongs to Edmondioidea'
  • 'Eligmidae belongs to Pteriomorphia'
  • 'Eligmus belongs to Eligmidae'
  • 'Eligmus is replaced by Heligmus' according to Fischer 1885
  • 'Elliptio belongs to Elliptionidae'
  • 'Elliptionini is a subjective synonym of Pleurobemini'
  • 'Elymella belongs to Elymellidae'
  • 'Elymellidae is a subjective synonym of Sanguinolitidae'
  • 'Enocephalidae is a subjective synonym of Dreissenidae'
  • 'Enocephalus belongs to Enocephalidae'
  • 'Entoliidae belongs to Pectinoidea'
  • 'Entoliinae belongs to Entoliidae'
  • 'Entolioides belongs to Entolioidesinae'
  • 'Entolioidesidae belongs to Pectinoidea'
  • 'Entolioidesinae belongs to Entolioidesidae'
  • 'Entolium belongs to Entoliinae'
  • 'Eoastarte belongs to Eoastartidae'
  • 'Eoastartidae is a subjective synonym of Schizodidae'
  • 'Eocamptonectes belongs to Eocamptonectini'
  • 'Eocamptonectini belongs to Orbiculopectininae'
  • 'Eodon belongs to Eodonidae'
  • 'Eodonidae belongs to Crassatelloidea'
  • 'Eomiodon belongs to Eomiodontinae'
  • 'Eomiodontinae belongs to Neomiodontidae'
  • 'Eopteria belongs to Eopteriidae'
  • 'Eoschizodidae belongs to Trigonioidea'
  • 'Eoschizodus belongs to Eoschizodidae'
  • 'Ephippodonta belongs to Ephippodontidae'
  • 'Ephippodontidae is a subjective synonym of Galeommatidae'
  • 'Epidiceratinae was reranked as the family Epidiceratidae and belongs to Requienioidea'
  • 'Eriphyla belongs to Eriphylinae'
  • 'Eriphylinae belongs to Astartidae'
  • 'Eritropidae belongs to Protobranchia'
  • 'Eritropis belongs to Eritropidae'
  • 'Erodonidae belongs to Myoidea'
  • 'Ervilia belongs to Erviliinae'
  • 'Erviliinae belongs to Semelidae'
  • 'Erycina belongs to Erycinidae'
  • 'Erycinidae is a subjective synonym of Lasaeidae'
  • 'Etheriidae is a subjective synonym of Mulleriidae'
  • 'Etherioidea belongs to Unionida'
  • 'Etheripecten belongs to Etheripectininae'
  • 'Etheripectinidae was reranked as the subfamily Etheripectininae and belongs to Heteropectinidae'
  • 'Euchasma belongs to Euchasmidae'
  • 'Euchasmidae belongs to Rostroconchia'
  • 'Euchondria belongs to Euchondriidae'
  • 'Euchondriidae belongs to Pectinida'
  • 'Euchondriinae belongs to Euchondriidae'
  • 'Euciroa belongs to Euciroidae'
  • 'Euciroidae belongs to Verticordioidea'
  • 'Euglesa belongs to Euglesinae'
  • 'Euglesinae belongs to Sphaeriidae'
  • 'Euloxidae belongs to Arcticoidea'
  • 'Eupera belongs to Euperinae'
  • 'Euperidae was reranked as the subfamily Euperinae and belongs to Sphaeriidae'
  • 'Eurydesma belongs to Eurydesmatidae'
  • 'Eurydesmidae is corrected as Eurydesmatidae and belongs to Buchioidea'
  • 'Euxinibarnea belongs to Euxinibarneini'
  • 'Euxinibarneini belongs to Pholadinae'
  • 'Evyana belongs to Evyanidae'
  • 'Evyanidae belongs to Pteriomorphia'
  • 'Exogyra belongs to Exogyrinae'
  • 'Exogyrinae belongs to Gryphaeidae'
  • 'Falcatodonta belongs to Falcatodontidae'
  • 'Falcatodontidae belongs to Falcatodontoidea'
  • 'Falcatodontoidea belongs to Cyrtodontida'
  • 'Ferganoconcha belongs to Bivalvia'
  • 'Ferganoconchidae belongs to Sphaerioidea'
  • 'Ferrazia belongs to Ferraziidae'
  • 'Ferraziidae is a subjective synonym of Pachydomidae'
  • 'Fimbriidae was reranked as the subfamily Fimbriinae and belongs to Lucinidae'
  • 'Flemingostrea belongs to Flemingostreini'
  • 'Flemingostreinae belongs to Ostreidae'
  • 'Flemingostreini belongs to Flemingostreinae'
  • 'Fordilla belongs to Fordillidae'
  • 'Fordillidae belongs to Bivalvia'
  • 'Fortipecten belongs to Fortipectinini'
  • 'Fortipectinini is a subjective synonym of Pectinini'
  • 'Fossula belongs to Fossulini'
  • 'Fossulini belongs to Monocondylaeinae'
  • 'Fraginae belongs to Cardiidae'
  • 'Fragum belongs to Fraginae'
  • 'Freja belongs to Frejidae'
  • 'Frejidae belongs to Arcoidea'
  • 'Frenguelliella belongs to Frenguelliellinae'
  • 'Frenguelliellinae belongs to Laevitrigoniidae'
  • 'Friersonia belongs to Friersoniinae'
  • 'Friersoniinae is a subjective synonym of Ambleminae'
  • 'Furcatia belongs to Furcatiini'
  • 'Furcatiini belongs to Streblochondriidae'
  • 'Gafrariinae is a subjective synonym of Gouldiinae'
  • 'Gafrarium belongs to Gafrariidae'
  • 'Gaimardia belongs to Gaimardiidae'
  • 'Gaimardiacea is corrected as Gaimardioidea and belongs to Venerida'
  • 'Gaimardiidae belongs to Gaimardioidea'
  • 'Galatheavalva belongs to Galatheavalvidae'
  • 'Galatheavalvidae belongs to Cyamioidea'
  • 'Galeomma belongs to Galeommatidae'
  • 'Galeommatacea is corrected as Galeommatoidea and belongs to Venerida'
  • 'Galeommatidae belongs to Galeommatoidea'
  • 'Gari belongs to Garinae'
  • 'Garinae belongs to Psammobiidae'
  • 'Gastrochaena belongs to Gastrochaenidae'
  • 'Gastrochaenacea is corrected as Gastrochaenoidea and belongs to Heterodonta'
  • 'Gastrochaenidae belongs to Gastrochaenoidea'
  • 'Geloina belongs to Geloinidae'
  • 'Geloinidae is a subjective synonym of Cyrenidae'
  • 'Gemma belongs to Gemminae'
  • 'Gemminae belongs to Veneridae'
  • 'Girtypecten belongs to Girtypectininae'
  • 'Girtypectininae belongs to Heteropectinidae'
  • 'Glabarinae is a subjective synonym of Anodontitinae'
  • 'Glabaris belongs to Glabarinae'
  • 'Glaucomya belongs to Glaucomyidae'
  • 'Glaucomyidae is a subjective synonym of Glauconomidae'
  • 'Glauconome belongs to Glauconomidae'
  • 'Glauconomidae belongs to Cyrenoidea'
  • 'Glebula belongs to Glebulini'
  • 'Glebulini is a subjective synonym of Lampsilini'
  • 'Glominae is a subjective synonym of Pristiglominae'
  • 'Glossacea is corrected as Glossoidea and belongs to Venerida'
  • 'Glossidae belongs to Glossoidea'
  • 'Glycimeridae is a subjective synonym of Hiatellidae'
  • 'Glycimeris belongs to Glycimeridae'
  • 'Glycymerididae belongs to Arcoidea'
  • 'Glycymeridinae belongs to Glycymerididae'
  • 'Glycymeris belongs to Glycymeridinae'
  • 'Glyptarca belongs to Glyptarcidae'
  • 'Glyptarcidae belongs to Glyptarcoidea'
  • 'Glyptarcoidea belongs to Arcida'
  • 'Gnathodon belongs to Gnathodontidae'
  • 'Gnathodontidae belongs to Rhynchosauria'
  • 'Gnathodontidae is replaced by Rangiidae' according to P. Fischer 1884
  • 'Gonidea belongs to Gonideinae'
  • 'Gonideinae belongs to Unionidae'
  • 'Goniocardiidae is a subjective synonym of Cardiidae'
  • 'Goniocardium belongs to Goniocardiidae'
  • 'Goniophorina belongs to Goniophorinidae'
  • 'Goniophorinidae is a subjective synonym of Modiolopsidae'
  • 'Gouldia belongs to Gouldiidae'
  • 'Gouldiidae was reranked as the subfamily Gouldiinae and belongs to Veneridae'
  • 'Grammatodon (Nordenskjoeldia) was reranked as Nordenskjoeldia and belongs to Nordenskjoeldiidae'
  • 'Grammysia belongs to Grammysiidae'
  • 'Grammysiidae belongs to Pholadomyoidea'
  • 'Grammysiinae belongs to Grammysiidae'
  • 'Groeberella belongs to Groeberellidae'
  • 'Groeberellidae belongs to Trigonioidea'
  • 'Gruenewaldia belongs to Gruenewaldiidae'
  • 'Gruenewaldiidae is a subjective synonym of Myophoriidae'
  • 'Gryphaea belongs to Gryphaeinae'
  • 'Gryphaeidae belongs to Ostreoidea'
  • 'Gryphaeinae belongs to Gryphaeidae'
  • 'Gryphaeostrea belongs to Gryphaeostreinae'
  • 'Gryphaeostreinae belongs to Gryphaeidae'
  • 'Guangxiconcha belongs to Guangxiconchidae'
  • 'Guangxiconchidae is a subjective synonym of Lunulacardiidae'
  • 'Guizhoupecten belongs to Guizhoupectininae'
  • 'Guizhoupectininae belongs to Streblochondriidae'
  • 'Gyropleura belongs to Gyropleuridae'
  • 'Gyropleuridae is a subjective synonym of Caprotinidae'
  • 'Halobia belongs to Halobiidae'
  • 'Halobiidae belongs to Halobioidea'
  • 'Halobioidea belongs to Ungulata'
  • 'Halobioidea belongs to Pectinida'
  • 'Halonympha belongs to Halonymphidae'
  • 'Halonymphidae belongs to Cuspidarioidea'
  • 'Hawaiarca belongs to Hawaiarcinae'
  • 'Hawaiarcinae is a subjective synonym of Arcinae'
  • 'Hayasakapecten belongs to Hayasakapectininae'
  • 'Hayasakapectininae belongs to Aviculopectinidae'
  • 'Healeya belongs to Healeyinae'
  • 'Healeyidae is a subjective synonym of Modiomorphidae'
  • 'Hemidonacidae is an invalid subgroup of Venerida'
  • 'Hemipecten belongs to Hemipectininae'
  • 'Hemipectininae is a subjective synonym of Palliolinae'
  • 'Hemisolasma belongs to Hemisolasminae'
  • 'Hemisolasminae is a subjective synonym of Parreysiinae'
  • 'Heteranomia belongs to Heteranomiinae'
  • 'Heteranomiinae belongs to Anomiidae'
  • 'Heterocaprina belongs to Heterocaprinidae'
  • 'Heterocaprinidae is a subjective synonym of Caprotinidae'
  • 'Heteroconchia was reranked as a superorder and belongs to Autobranchia'
  • 'Heterodiceras belongs to Heterodiceratinae'
  • 'Heterodiceratidae is a subjective synonym of Epidiceratidae'
  • 'Heterodonta was reranked as a unranked clade and belongs to Heteroconchia'
  • 'Heteropecten belongs to Heteropectininae'
  • 'Heteropectinidae belongs to Heteropectinoidea'
  • 'Heteropectininae belongs to Heteropectinidae'
  • 'Heteropectinoidea belongs to Pectinida'
  • 'Heterotrigonia belongs to Heterotrigoniina'
  • 'Heterotrigoniina was reranked as the tribe Heterotrigoniini and belongs to Apiotrigoniinae'
  • 'Heudeana belongs to Heudeaninae'
  • 'Heudeaninae is a subjective synonym of Unioninae'
  • 'Hiatella belongs to Hiatellidae'
  • 'Hiatellacea is corrected as Hiatelloidea and belongs to Heterodonta'
  • 'Hiatellidae belongs to Hiatelloidea'
  • 'Hinnites belongs to Hinnitinae'
  • 'Hinnitinae is a subjective synonym of Pedinae'
  • 'Hippocardia belongs to Hippocardiidae'
  • 'Hippocardiidae belongs to Septibranchia' according to Starobogatov 1977
  • 'Hippomya belongs to Hippomyidae'
  • 'Hippomyidae is a subjective synonym of Modiomorphidae'
  • 'Hippopodiumidae is an invalid subgroup of Modiomorphoidea'
  • 'Hippuritella belongs to Hippuritellinae'
  • 'Hippuritellinae belongs to Hippuritidae'
  • 'Hippurites belongs to Hippuritidae'
  • 'Hippuritidae belongs to Radiolitoidea'
  • 'Hippuritoida is corrected as Hippuritida and belongs to Heterodonta'
  • 'Holdhausiella belongs to Holdhausiellini'
  • 'Holdhausiellini was reranked as the subfamily Holdhausiellinae and belongs to Astartidae'
  • 'Horiopleura belongs to Horiopleuridae'
  • 'Horiopleuridae is a subjective synonym of Caprotinidae'
  • 'Humphreyia belongs to Humphreyiidae'
  • 'Humphreyiidae is a subjective synonym of Clavagellidae'
  • 'Hunanopecten belongs to Hunanopectinidae'
  • 'Hunanopectinidae belongs to Pseudomonotoidea'
  • 'Hunanopectininae belongs to Hunanopectinidae'
  • 'Huxleyia belongs to Huxleyidae'
  • 'Huxleyidae is a subjective synonym of Manzanellidae'
  • 'Hyotissa belongs to Hyotissini'
  • 'Hyotissini belongs to Pycnodonteinae'
  • 'Hypogaea is a subjective synonym of Pholas'
  • 'Hypogaeidae is a subjective synonym of Pholadidae'
  • 'Hyrcania belongs to Gastropoda'
  • 'Hyria belongs to Hyriinae'
  • 'Hyridellini is a subjective synonym of Cucumerunionini'
  • 'Hyriidae belongs to Hyrioidea'
  • 'Hyriinae belongs to Hyriidae'
  • 'Hyriini belongs to Hyriinae'
  • 'Hyrioidea belongs to Unionida'
  • 'Hyriopsinae is a subjective synonym of Gonideinae'
  • 'Hyriopsis belongs to Hyriopsinae'
  • 'Icanotia belongs to Icanotiidae'
  • 'Icanotiidae belongs to Tellinoidea'
  • 'Ichthyosarcolites belongs to Ichthyosarcolitidae'
  • 'Ichthyosarcolitidae belongs to Radiolitoidea'
  • 'Idonearca belongs to Idonearcidae'
  • 'Idonearcidae is a subjective synonym of Cucullaeidae'
  • 'Ilionidae was reranked as the subfamily Ilioniinae and belongs to Lucinidae'
  • 'Inoceramidae belongs to Ambonychioidea'
  • 'Inoceramus belongs to Inoceramidae'
  • 'Intihuarella belongs to Intihuarellidae'
  • 'Intihuarellidae belongs to Heterodonta'
  • 'Iotrigonia belongs to Iotrigoniidae'
  • 'Iotrigoniidae belongs to Megatrigonioidea'
  • 'Iridina belongs to Iridininae'
  • 'Iridinidae belongs to Etherioidea'
  • 'Iridininae belongs to Iridinidae'
  • 'Ischyrinia belongs to Ischyriniidae'
  • 'Ischyriniinae was reranked as the family Ischyriniidae and belongs to Rostroconchia'
  • 'Ischyrodonta belongs to Ischyrodontidae'
  • 'Ischyrodontidae belongs to Pteriomorphia'
  • 'Isoarca belongs to Isoarcidae'
  • 'Isoarcidae belongs to Nuculanoidea'
  • 'Isocardia belongs to Isocardiidae'
  • 'Isocardiidae is a subjective synonym of Glossidae'
  • 'Isocyprina belongs to Isocyprinidae'
  • 'Isocyprinidae belongs to Arcticoidea'
  • 'Isognomonidae belongs to Pterioidea'
  • 'Isolimea belongs to Isolimeidae'
  • 'Isolimeidae is a subjective synonym of Limidae'
  • 'Janacekia belongs to Janacekiidae'
  • 'Janacekiinae is a subjective synonym of Solemyinae'
  • 'Jilinoconcha belongs to Jilinoconchidae'
  • 'Jilinoconchidae belongs to Trigonioidoidea'
  • 'Jolya belongs to Jolyidae'
  • 'Jolyidae is a subjective synonym of Modiolidae'
  • 'Jouannetia belongs to Jouannetiinae'
  • 'Jouannetiinae belongs to Pholadidae'
  • 'Joufia belongs to Joufiinae'
  • 'Joufiinae belongs to Radiolitidae'
  • 'Julia belongs to Juliidae'
  • 'Juliidae belongs to Gastropoda'
  • 'Kalentera belongs to Kalenteridae'
  • 'Kalenteridae belongs to Kalenteroidea'
  • 'Kalenteroidea belongs to Heterodonta'
  • 'Kellia belongs to Kelliidae'
  • 'Kelliella belongs to Kelliellidae'
  • 'Kelliellidae belongs to Glossoidea'
  • 'Kelliidae is a subjective synonym of Lasaeidae'
  • 'Kija belongs to Kijidae'
  • 'Kijidae belongs to Sphaerioidea'
  • 'Kinerkaellidae is an invalid subgroup of Bivalvia'
  • 'Kitsonia belongs to Kitsoniidae'
  • 'Kitsoniidae is a subjective synonym of Trapezidae'
  • 'Kochia belongs to Kochiinae'
  • 'Kochiinae was reranked as the family Kochiidae and belongs to Pterioidea'
  • 'Kolymia belongs to Kolymiidae'
  • 'Kolymiidae is a subjective synonym of Myalinidae'
  • 'Konduria belongs to Konduriidae'
  • 'Konduriidae belongs to Orthonotoidea'
  • 'Kuphinae belongs to Teredinidae'
  • 'Kuphus belongs to Kuphinae'
  • 'Kymatox belongs to Kymatoxinae'
  • 'Kymatoxinae belongs to Mactridae'
  • 'Lacustrina belongs to Lacustrininae'
  • 'Lacustrininae is a subjective synonym of Pisidiinae'
  • 'Laevicardiinae belongs to Cardiidae'
  • 'Laevitrigonia belongs to Laevitrigoniinae'
  • 'Laevitrigoniidae belongs to Myophorelloidea'
  • 'Laevitrigoniinae belongs to Laevitrigoniidae'
  • 'Lahillia belongs to Lahilliinae'
  • 'Lahilliidae was reranked as the subfamily Lahilliinae and belongs to Cardiidae'
  • 'Lamellidens belongs to Lamellidentinae'
  • 'Lamellidentinae is a subjective synonym of Parreysiinae'
  • 'Lamellodonta belongs to Lamellodontidae'
  • 'Lamellodontidae belongs to Brachiopoda' according to Havlicek and Kříž 1978
  • 'Lamellotidae is a subjective synonym of Chondrodontidae'
  • 'Lamellotis belongs to Lamellotidae'
  • 'Lametila belongs to Lametilidae'
  • 'Lametilidae is a subjective synonym of Phaseolidae'
  • 'Lamnipecten belongs to Lamnipectininae'
  • 'Lamnipectininae belongs to Acanthopectinidae'
  • 'Lamprotula belongs to Lamprotulinae'
  • 'Lamprotulinae is a subjective synonym of Gonideinae'
  • 'Lampsilinae was reranked as the tribe Lampsilini and belongs to Ambleminae'
  • 'Lampsilis belongs to Lampsilinae'
  • 'Lapeirousia belongs to Lapeirousiinae'
  • 'Lapeirousiinae belongs to Radiolitidae'
  • 'Lasaea belongs to Lasaeidae'
  • 'Lasaeidae belongs to Galeommatoidea'
  • 'Laternula belongs to Laternulidae'
  • 'Laternulidae belongs to Thracioidea'
  • 'Laurskia belongs to Laurskiidae'
  • 'Laurskiidae belongs to Bivalvia'
  • 'Lavignonidae is a subjective synonym of Semelidae'
  • 'Lavignonus belongs to Lavignonidae'
  • 'Leda belongs to Ledidae'
  • 'Ledellinae is an invalid subgroup of Nuculanidae'
  • 'Ledidae is a subjective synonym of Nuculanidae'
  • 'Leguminaia belongs to Leguminaiini'
  • 'Leguminaiini belongs to Gonideinae'
  • 'Leila belongs to Bivalvia'
  • 'Leilinae belongs to Mycetopodidae'
  • 'Leiopecten belongs to Leiopectinidae'
  • 'Leiopectinidae belongs to Leiopectinoidea'
  • 'Leiopectinoidea belongs to Pectinida'
  • 'Leiopteria belongs to Leiopteriinae'
  • 'Leiopteriinae belongs to Pterineidae'
  • 'Lentidiinae belongs to Corbulidae'
  • 'Lentidium belongs to Lentidiinae'
  • 'Leptochondria belongs to Leptochondriidae'
  • 'Leptochondriidae was reranked as the subfamily Leptochondriinae and belongs to Hunanopectinidae'
  • 'Leptodesma belongs to Leptodesmatinae'
  • 'Leptodesmatinae belongs to Pterineidae'
  • 'Lepton belongs to Leptonidae'
  • 'Leptonidae is a subjective synonym of Lasaeidae'
  • 'Liaoningia belongs to Cnidaria'
  • 'Libitina belongs to Bivalvia'
  • 'Lima belongs to Liminae'
  • 'Limacea is corrected as Limoidea and belongs to Limida'
  • 'Limarca belongs to Limarcidae'
  • 'Limarcidae is a subjective synonym of Philobryidae'
  • 'Limatula belongs to Limatulinae'
  • 'Limatulina belongs to Limatulinidae'
  • 'Limatulinae belongs to Limidae'
  • 'Limatulinidae belongs to Pteriomorphia'
  • 'Limidae belongs to Limoidea'
  • 'Liminae belongs to Limidae'
  • 'Limipecten belongs to Limipectininae'
  • 'Limipectinidae belongs to Heteropectinoidea'
  • 'Limnocyrena belongs to Limnocyrenidae'
  • 'Limnocyrenidae belongs to Sphaerioidea'
  • 'Limnopappia belongs to Limnopappiini'
  • 'Limnopappiini belongs to Lymnocardiinae'
  • 'Limnoperna belongs to Limnoperninae'
  • 'Limnoperninae belongs to Mytilidae'
  • 'Limnoscapha belongs to Limnoscaphinae'
  • 'Limnoscaphinae is a subjective synonym of Gonideinae'
  • 'Limoida is corrected as Limida and belongs to Pteriomorphia'
  • 'Limopsidae belongs to Limopsoidea'
  • 'Limopsis belongs to Limopsidae'
  • 'Limopsoidea belongs to Arcida'
  • 'Limoptera belongs to Limopterinae'
  • 'Limopterinae belongs to Pterineidae'
  • 'Linotrigonia belongs to Linotrigoniinae'
  • 'Linotrigoniinae is a subjective synonym of Pterotrigoniinae'
  • 'Lioconchinae is an invalid subgroup of Veneridae'
  • 'Liostrea belongs to Liostreinae'
  • 'Liostreinae was reranked as the tribe Liostreini and belongs to Flemingostreinae'
  • 'Lipanella belongs to Lipanellidae'
  • 'Lipanellidae belongs to Heteroconchia'
  • 'Litharca belongs to Litharcinae'
  • 'Litharcinae is a subjective synonym of Arcinae'
  • 'Lithiotidae is an invalid subgroup of Plicatostylidae'
  • 'Lithodominae is a subjective synonym of Lithophaginae'
  • 'Lithodomus is a subjective synonym of Lithophaga'
  • 'Lithophagella belongs to Bivalvia'
  • 'Lithophagella is a subjective synonym of Coralliophaga' according to Cossmann 1911
  • 'Lithophaginae belongs to Mytilidae'
  • 'Lopatinia belongs to Lopatiniidae'
  • 'Lopatiniidae is a subjective synonym of Cucullaeidae'
  • 'Lopha belongs to Lophinae'
  • 'Lophinae belongs to Ostreidae'
  • 'Lophini belongs to Lophinae'
  • 'Lucina belongs to Lucinidae'
  • 'Lucina (Miltha) was reranked as Miltha and belongs to Milthinae'
  • 'Lucinidae belongs to Lucinoidea'
  • 'Lucininae belongs to Lucinidae'
  • 'Lucinoida is corrected as Lucinida and belongs to Heterodonta'
  • 'Lucinoidea belongs to Lucinida'
  • 'Lunarca belongs to Lunarcidae'
  • 'Lunarcinae is a subjective synonym of Anadarinae'
  • 'Lunulacardiidae belongs to Ambonychioidea'
  • 'Lunulacardium belongs to Lunulacardiidae'
  • 'Lutraria belongs to Lutrariinae'
  • 'Lutrariinae belongs to Mactridae'
  • 'Lymnocardiina belongs to Lymnocardiini'
  • 'Lymnocardiinae belongs to Cardiidae'
  • 'Lymnocardiini belongs to Lymnocardiinae'
  • 'Lymnocardium belongs to Lymnocardiinae'
  • 'Lyonsia belongs to Lyonsiidae'
  • 'Lyonsia formosa belongs to Lyonsia' according to Jeffreys 1882
  • 'Lyonsia formosa is recombined as Spinolyonsiella formosa' according to Scarlato and Starobogatov 1983
  • 'Lyonsiella belongs to Lyonsiellidae'
  • 'Lyonsiellidae belongs to Verticordioidea'
  • 'Lyonsiidae belongs to Pandoroidea'
  • 'Lyrodesma belongs to Lyrodesmatidae'
  • 'Lyrodesmatidae belongs to Heterodonta'
  • 'Lyrodon belongs to Lyrodontidae'
  • 'Lyrodontidae is a subjective synonym of Trigoniidae'
  • 'Maccoyella belongs to Maccoyellinae'
  • 'Maccoyellinae belongs to Oxytomidae'
  • 'Macoma belongs to Macominae'
  • 'Macominae belongs to Tellinidae'
  • 'Mactra belongs to Mactrinae'
  • 'Mactracea is corrected as Mactroidea and belongs to Venerida'
  • 'Mactridae belongs to Mactroidea'
  • 'Mactrinae belongs to Mactridae'
  • 'Mactromya belongs to Mactromyidae'
  • 'Mactromyidae belongs to Lucinoidea'
  • 'Malimanina belongs to Malimanininae'
  • 'Malimanininae belongs to Ambonychiidae'
  • 'Malleidae belongs to Pterioidea'
  • 'Malletia belongs to Malletiinae'
  • 'Malletiinae was reranked as the family Malletiidae and belongs to Nuculanoidea'
  • 'Malleus belongs to Malleidae'
  • 'Manticula belongs to Manticulidae'
  • 'Manticulidae belongs to Ambonychioidea'
  • 'Manzanella belongs to Manzanellidae'
  • 'Manzanellidae belongs to Manzanelloidea'
  • 'Manzanelloidea belongs to Solemyida'
  • 'Margaritanidae is a subjective synonym of Margaritiferidae'
  • 'Margaritaria belongs to Margaritariidae'
  • 'Margaritariidae belongs to Pholadomyoidea'
  • 'Margaritiferidae belongs to Unionoidea'
  • 'Martesia belongs to Martesiinae'
  • 'Martesiinae belongs to Pholadidae'
  • 'Martinsonella belongs to Bivalvia'
  • 'Matheria belongs to Matheriidae'
  • 'Matheriidae belongs to Pteriomorphia'
  • 'Mclearnia belongs to Mclearniinae'
  • 'Mclearniinae belongs to Pectinidae'
  • 'Mclelannia is a subjective synonym of Mercenaria'
  • 'Mclelanniinae is a subjective synonym of Chioninae'
  • 'Mecynodon belongs to Mecynodontidae'
  • 'Mecynodontidae belongs to Megalodontoidea'
  • 'Medionidinae is a subjective synonym of Ambleminae'
  • 'Medionidus belongs to Medionidinae'
  • 'Megadesmidae is an invalid subgroup of Edmondioidea'
  • 'Megalodon belongs to Megalodontidae'
  • 'Megalodontida belongs to Bivalvia'
  • 'Megalodontidae belongs to Megalodontoidea'
  • 'Megalonaiadinae is a subjective synonym of Ambleminae'
  • 'Megalonaias belongs to Megalonaiadinae'
  • 'Megatrigonia belongs to Megatrigoniinae'
  • 'Megatrigonia (Apiotrigonia) was reranked as Apiotrigonia and belongs to Apiotrigoniinae'
  • 'Megatrigoniidae belongs to Megatrigonioidea'
  • 'Megatrigoniinae belongs to Megatrigoniidae'
  • 'Megatrigonioidea belongs to Trigoniida'
  • 'Melaxinaea belongs to Melaxinaeinae'
  • 'Melaxinaeinae is a subjective synonym of Glycymeridinae'
  • 'Melina belongs to Melininae'
  • 'Melina is a subjective synonym of Isognomon' according to Woodring 1925
  • 'Melininae belongs to Isognomonidae'
  • 'Meretricinae belongs to Veneridae'
  • 'Meretrix belongs to Meretricinae'
  • 'Merklinicardiini was reranked as the subtribe Merklinicardiina and belongs to Lymnocardiini'
  • 'Merklinicardium belongs to Merklinicardiini'
  • 'Meroe belongs to Meroinae'
  • 'Meroinae is a subjective synonym of Sunettinae'
  • 'Mesodesma belongs to Mesodesmatidae'
  • 'Mesodesmatidae belongs to Mactroidea'
  • 'Mesodesmatinae belongs to Mesodesmatidae'
  • 'Mesopeplini belongs to Palliolinae'
  • 'Mesopeplum belongs to Mesopeplini'
  • 'Microdontella is replaced by Senderzoniella' according to Betekhtina 1977
  • 'Micropteria belongs to Micropteriinae'
  • 'Micropteriinae belongs to Pterineidae'
  • 'Milthinae belongs to Lucinidae'
  • 'Mimachlamydini belongs to Pedinae'
  • 'Mimachlamys belongs to Mimachlamydini'
  • 'Minetrigonia belongs to Minetrigoniinae'
  • 'Minetrigoniidae was reranked as the subfamily Minetrigoniinae and belongs to Trigoniidae'
  • 'Miodomeridinae belongs to Carditidae'
  • 'Miodomeris belongs to Miodomeridinae'
  • 'Modellnaia belongs to Modellnaiinae'
  • 'Modellnaiinae belongs to Unionidae'
  • 'Modiolarca is replaced by Gaimardia' according to Hedley 1916
  • 'Modiolidae was reranked as the subfamily Modiolinae and belongs to Mytilidae'
  • 'Modiolodon belongs to Modiolodontidae'
  • 'Modiolodontidae is a subjective synonym of Saffordiidae'
  • 'Modiolopsis belongs to Modiolopsidae'
  • 'Modiolopsoidea belongs to Mytilida'
  • 'Modiomorpha belongs to Modiomorphidae'
  • 'Modiomorphacea is corrected as Modiomorphoidea and belongs to Heterodonta'
  • 'Modiomorphidae belongs to Modiomorphoidea'
  • 'Monocondylaea belongs to Monocondylaeinae'
  • 'Monocondylaeinae belongs to Mycetopodidae'
  • 'Monopleura belongs to Monopleuridae'
  • 'Monopleuridae belongs to Radiolitoidea'
  • 'Monopteria belongs to Monopteriidae'
  • 'Monopteriidae belongs to Ambonychioidea'
  • 'Monotidae belongs to Monotoidea'
  • 'Monotis belongs to Monotinae'
  • 'Monotoidea belongs to Pectinida'
  • 'Montacuta belongs to Montacutidae'
  • 'Montacutidae is a subjective synonym of Lasaeidae'
  • 'Montanaria belongs to Montanariidae'
  • 'Montanariidae belongs to Heterodonta'
  • 'Monticulina belongs to Monticulinidae'
  • 'Monticulininae is a subjective synonym of Pycnodonteinae'
  • 'Mulleria belongs to Mulleriidae'
  • 'Musculiinae is a subjective synonym of Sphaeriinae'
  • 'Musculinae is a subjective synonym of Crenellinae'
  • 'Musculium belongs to Musculiinae'
  • 'Mutela belongs to Mutelidae'
  • 'Mutelidae is a subjective synonym of Iridinidae'
  • 'Mweruella belongs to Mweruellinae'
  • 'Mweruellinae is a subjective synonym of Coelaturinae'
  • 'Mya belongs to Myidae'
  • 'Myacea is corrected as Myoidea and belongs to Myida'
  • 'Myadesma belongs to Myadesmidae'
  • 'Myadesmidae is a subjective synonym of Mesodesmatidae'
  • 'Myalina belongs to Myalinidae'
  • 'Myalinidae belongs to Ambonychioidea'
  • 'Mycetopoda belongs to Mycetopodidae'
  • 'Mycetopodidae belongs to Etherioidea'
  • 'Myidae belongs to Myoidea'
  • 'Myinae belongs to Myidae'
  • 'Myochama belongs to Myochamidae'
  • 'Myochamidae belongs to Myochamoidea'
  • 'Myochamoidea belongs to Pholadomyida'
  • 'Myoconcha belongs to Myoconchidae'
  • 'Myoconchidae is a subjective synonym of Kalenteridae'
  • 'Myodakryotidae belongs to Pteriomorphia'
  • 'Myodakryotus belongs to Myodakryotidae'
  • 'Myoida is corrected as Myida and belongs to Heterodonta'
  • 'Myonera belongs to Myoneridae'
  • 'Myoneridae is a subjective synonym of Cuspidariidae'
  • 'Myopholadidae is a subjective synonym of Ceratomyidae'
  • 'Myopholas belongs to Myopholadidae'
  • 'Myophorella belongs to Myophorellinae'
  • 'Myophorellacea is corrected as Myophorelloidea and belongs to Trigoniida'
  • 'Myophorellidae belongs to Myophorelloidea'
  • 'Myophorellinae belongs to Myophorellidae'
  • 'Myophoria belongs to Myophoriidae'
  • 'Myophoria (Costatoria) was reranked as Costatoria and belongs to Costatoriidae'
  • 'Myophoricardiidae is an invalid subgroup of Bivalvia'
  • 'Myophoriidae belongs to Trigonioidea'
  • 'Myrakeena belongs to Myrakeenini'
  • 'Myrakeenini belongs to Lophinae'
  • 'Myrtea belongs to Myrteinae'
  • 'Myrteinae belongs to Lucinidae'
  • 'Mysidiella belongs to Mysidiellidae'
  • 'Mysidioptera belongs to Mysidiopterinae'
  • 'Mysidiopterinae belongs to Limidae'
  • 'Mytilidae belongs to Mytiloidea'
  • 'Mytilinae belongs to Mytilidae'
  • 'Mytiloida is corrected as Mytilida and belongs to Pteriomorphia'
  • 'Mytiloidea belongs to Mytilida'
  • 'Mytilus belongs to Mytilinae'
  • 'Naiadites belongs to Naiaditidae'
  • 'Naiaditidae is a subjective synonym of Myalinidae'
  • 'Nakamuranaia belongs to Nakamuranaiadidae'
  • 'Nakamuranaiadidae belongs to Trigonioidoidea'
  • 'Nannonaia belongs to Nannonaiinae'
  • 'Nannonaiinae is a subjective synonym of Rectidentinae'
  • 'Nanogyra belongs to Nanogyrini'
  • 'Nanogyrini belongs to Exogyrinae'
  • 'Natalissima belongs to Natalissimidae'
  • 'Natalissimidae belongs to Pterinopectinoidea'
  • 'Natalissiminae belongs to Natalissimidae'
  • 'Natasia belongs to Natasiinae'
  • 'Natasiinae belongs to Tironuculidae'
  • 'Neaeroporomya belongs to Neaeroporomyidae'
  • 'Neaeroporomyidae is a subjective synonym of Poromyidae'
  • 'Neilonellidae belongs to Nuculanoidea'
  • 'Neithea belongs to Neitheidae'
  • 'Neitheidae belongs to Pectinoidea'
  • 'Neklania belongs to Neklaniidae'
  • 'Neklania belongs to Neklaniidae' according to Scarlato and Starobogatov 1979
  • 'Neklaniidae is a subjective synonym of Praecardiidae'
  • 'Nemodontini belongs to Grammatodontinae'
  • 'Neolepton belongs to Neoleptonidae'
  • 'Neoleptonidae belongs to Veneroidea'
  • 'Neomiodon belongs to Neomiodontidae'
  • 'Neomiodontidae belongs to Sphaerioidea'
  • 'Neopisidiinae is a subjective synonym of Euglesinae'
  • 'Neopisidium belongs to Neopisidiinae'
  • 'Neopycnodonte belongs to Neopycnodontini'
  • 'Neopycnodontini belongs to Pycnodonteinae'
  • 'Nepiomorphia belongs to Autobranchia'
  • 'Neuquenitrigonia belongs to Neuquenitrigoniinae'
  • 'Neuquenitrigoniinae belongs to Trigoniidae'
  • 'Nippononaiidae is an invalid subgroup of Bivalvia'
  • 'Nodularia belongs to Nodulariinae'
  • 'Nodulariinae is a subjective synonym of Unioninae'
  • 'Noetia belongs to Noetiinae'
  • 'Noetiidae belongs to Arcoidea'
  • 'Nordenskjoeldiinae is a subjective synonym of Grammatodontinae'
  • 'Nototrigonia belongs to Nototrigoniinae'
  • 'Nototrigoniinae belongs to Trigoniidae'
  • 'Novaculina belongs to Novaculininae'
  • 'Novaculininae belongs to Pharidae'
  • 'Nucinellidae is a subjective synonym of Manzanellidae'
  • 'Nucula belongs to Nuculidae'
  • 'Nuculacea is corrected as Nuculoidea and belongs to Nuculida'
  • 'Nuculana belongs to Nuculanidae'
  • 'Nuculanidae belongs to Nuculanoidea'
  • 'Nuculaninae belongs to Nuculanidae'
  • 'Nuculanoida is corrected as Nuculanida and belongs to Protobranchia'
  • 'Nuculanoidea belongs to Nuculanida'
  • 'Nucularca belongs to Nucularcidae'
  • 'Nucularcidae belongs to Nuculoidea'
  • 'Nuculidae belongs to Nuculoidea'
  • 'Nuculinae belongs to Nuculidae'
  • 'Nuculites belongs to Nuculitidae'
  • 'Nuculitidae is a subjective synonym of Cucullellidae'
  • 'Nuculoida is corrected as Nuculida and belongs to Protobranchia'
  • 'Nuculoma belongs to Nuculominae'
  • 'Nuculominae belongs to Nuculidae'
  • 'Nyassa belongs to Nyassidae'
  • 'Nyassidae belongs to Heterodonta'
  • 'Obliquidon belongs to Obliquidontinae'
  • 'Obliquidontinae is a subjective synonym of Grammatodontinae'
  • 'Obsoletiformes belongs to Obsoletiformini'
  • 'Obsoletiformini was reranked as the subtribe Obsoletiformina and belongs to Lymnocardiini'
  • 'Oligodontella belongs to Oligodontellinae'
  • 'Oligodontellinae belongs to Carbonicolidae'
  • 'Opinae belongs to Astartidae'
  • 'Opis belongs to Opinae'
  • 'Opokiella belongs to Opokiellidae'
  • 'Opokiellidae belongs to Anthracosioidea'
  • 'Orbiculopecten belongs to Orbiculopectininae'
  • 'Orbiculopectininae belongs to Streblochondriidae'
  • 'Orbiculopectinini belongs to Orbiculopectininae'
  • 'Oretia belongs to Oretiinae'
  • 'Oretiinae belongs to Pergamidiidae'
  • 'Oriocrassatella belongs to Oriocrassatellinae'
  • 'Oriocrassatellinae belongs to Crassatellidae'
  • 'Orobitella belongs to Orobitellinae'
  • 'Orobitellinae belongs to Lasaeidae'
  • 'Orthocardiinae belongs to Cardiidae'
  • 'Orthocardium belongs to Orthocardiinae'
  • 'Orthonota belongs to Orthonotidae'
  • 'Orthonotida belongs to Heterodonta'
  • 'Orthonotidae belongs to Orthonotoidea'
  • 'Orthonotoidea belongs to Orthonotida'
  • 'Oscillopha belongs to Oscillophini'
  • 'Oscillophini belongs to Arctostreinae'
  • 'Osculigera belongs to Osculigeridae'
  • 'Osculigeridae is a subjective synonym of Radiolitidae'
  • 'Osteodesma is a subjective synonym of Thracia'
  • 'Osteodesmatidae is a subjective synonym of Thraciidae'
  • 'Ostrea belongs to Ostreidae'
  • 'Ostreacea is corrected as Ostreoidea and belongs to Ostreida'
  • 'Ostreidae belongs to Ostreoidea'
  • 'Ostreinae belongs to Ostreidae'
  • 'Ostreini belongs to Ostreinae'
  • 'Ostreoida is corrected as Ostreida and belongs to Pteriomorphia'
  • 'Otapiria belongs to Otapiriinae'
  • 'Otapiriidae belongs to Oxytomoidea'
  • 'Otapiriinae belongs to Otapiriidae'
  • 'Oxynaia belongs to Oxynaiini'
  • 'Oxynaiini belongs to Ambleminae'
  • 'Oxytoma belongs to Oxytominae'
  • 'Oxytomidae belongs to Oxytomoidea'
  • 'Oxytominae belongs to Oxytomidae'
  • 'Oxytomoidea belongs to Pectinida'
  • 'Ozomia belongs to Ozomiidae'
  • 'Ozomiidae belongs to Rostroconchia'
  • 'Pachycardia belongs to Pachycardiidae'
  • 'Pachydacna belongs to Pachydacninae'
  • 'Pachydacninae was reranked as the subtribe Pachydacnina and belongs to Lymnocardiini'
  • 'Pachydomidae belongs to Edmondioidea'
  • 'Pachydomus belongs to Pachydomidae'
  • 'Pachydon belongs to Pachydontinae'
  • 'Pachydontinae belongs to Corbulidae'
  • 'Pachyrisma belongs to Pachyrismatidae'
  • 'Pachyrismatidae belongs to Megalodontoidea'
  • 'Palaeanodonta belongs to Palaeanodontinae'
  • 'Palaeanodontinae belongs to Carbonicolidae'
  • 'Palaeocardia belongs to Palaeocardiidae'
  • 'Palaeocardiidae belongs to Autobranchia'
  • 'Palaeocardita belongs to Palaeocarditinae'
  • 'Palaeocarditinae was reranked as the family Palaeocarditidae and belongs to Carditida'
  • 'Palaeoconcha belongs to Palaeoconchidae'
  • 'Palaeoconchidae belongs to Nuculoidea'
  • 'Palaeoentoliinae is an invalid subgroup of Bivalvia'
  • 'Palaeoentolium is a nomen nudum'
  • 'Palaeoheterodonta was reranked as a unranked clade and belongs to Heteroconchia'
  • 'Palaeolopha belongs to Palaeolophidae'
  • 'Palaeolophinae belongs to Arctostreidae'
  • 'Palaeomutela belongs to Palaeomutelidae'
  • 'Palaeomutelidae belongs to Heteroconchia'
  • 'Palaeoneilidae belongs to Nuculanoidea'
  • 'Palaeoneilo belongs to Palaeoneilinae'
  • 'Palaeonucula belongs to Palaeonuculinae'
  • 'Palaeonuculinae belongs to Nuculidae'
  • 'Palaeopharidae belongs to Modiomorphoidea'
  • 'Palaeopharus belongs to Palaeopharidae'
  • 'Palaeotaxodonta is a subjective synonym of Protobranchia'
  • 'Palanatina belongs to Palanatinidae'
  • 'Palanatinidae is a subjective synonym of Modiomorphidae'
  • 'Palliolinae belongs to Pectinidae'
  • 'Palliolini belongs to Palliolinae'
  • 'Palliolum belongs to Palliolinae'
  • 'Pandora belongs to Pandoridae'
  • 'Pandoracea is corrected as Pandoroidea and belongs to Pholadomyida'
  • 'Pandoridae belongs to Pandoroidea'
  • 'Panope is corrected as Panopea and belongs to Panopeinae'
  • 'Panopeinae belongs to Hiatellidae'
  • 'Panticapaea belongs to Panticapaeini'
  • 'Panticapaeini is a subjective synonym of Pontalmyrini'
  • 'Paphiinae is an invalid subgroup of Veneridae'
  • 'Paracyclidae is an invalid subgroup of Bivalvia'
  • 'Paradacninae is an invalid subgroup of Lymnocardiinae'
  • 'Parallelodontidae is an invalid subgroup of Bivalvia'
  • 'Pararca belongs to Pararcidae'
  • 'Pararcidae is a subjective synonym of Praecardiidae'
  • 'Parayoldiella belongs to Parayoldiellinae'
  • 'Parilimya belongs to Parilimyidae'
  • 'Parilimyidae belongs to Pholadomyoidea'
  • 'Parreysia belongs to Parreysiinae'
  • 'Parreysiinae belongs to Unionidae'
  • 'Parvicardiini belongs to Fraginae'
  • 'Parvicardium belongs to Parvicardiini'
  • 'Patinopectininae is an invalid subgroup of Bivalvia'
  • 'Pecten belongs to Pectininae'
  • 'Pectinidae belongs to Pectinoidea'
  • 'Pectininae belongs to Pectinidae'
  • 'Pectinini belongs to Pectininae'
  • 'Pectinoida is corrected as Pectinida and belongs to Pteriomorphia'
  • 'Pectinoidea belongs to Pectinida'
  • 'Pectunculinae is a subjective synonym of Glycymeridinae'
  • 'Pedalion belongs to Pedalionidae'
  • 'Pedalionidae is a subjective synonym of Isognomonidae'
  • 'Pedinae belongs to Pectinidae'
  • 'Pedum belongs to Pedinae'
  • 'Peduminae is a subjective synonym of Pedinae'
  • 'Pegmavalvula belongs to Pegmavalvulinae'
  • 'Pegmavalvulinae belongs to Pseudomonotidae'
  • 'Penicillidae belongs to Clavagelloidea'
  • 'Penicillus belongs to Penicillinae'
  • 'Peregrinoconcha belongs to Peregrinoconchinae'
  • 'Peregrinoconchinae belongs to Trigonioididae'
  • 'Pergamidia belongs to Pergamidiidae'
  • 'Pergamidiidae belongs to Pterioidea'
  • 'Pergamidiinae belongs to Pergamidiidae'
  • 'Periploma belongs to Periplomatidae'
  • 'Periplomatidae belongs to Thracioidea'
  • 'Perlaporomya belongs to Perlaporomyidae'
  • 'Perlaporomyidae is a subjective synonym of Poromyidae'
  • 'Permanomia belongs to Permanomiidae'
  • 'Permanomiidae belongs to Anomioidea'
  • 'Permoceraminae belongs to Ambonychiidae'
  • 'Permoceramus belongs to Permoceraminae'
  • 'Permophoridae is a subjective synonym of Kalenteridae'
  • 'Perna is replaced by Pernaria' according to Rafinesque 1815
  • 'Perna belongs to Pernidae'
  • 'Perna is a subjective synonym of Isognomon' according to Woodring 1925
  • 'Pernaria belongs to Pernariinae'
  • 'Pernariinae belongs to Isognomonidae'
  • 'Pernidae is a subjective synonym of Isognomidae'
  • 'Perninae is a subjective synonym of Mytilinae'
  • 'Pernopectinidae is an invalid subgroup of Bivalvia'
  • 'Perrierina belongs to Perrierinidae'
  • 'Perrierinidae is a subjective synonym of Cyamiidae'
  • 'Petricola belongs to Petricolidae'
  • 'Petricolidae was reranked as the subfamily Petricolinae and belongs to Veneridae'
  • 'Pharella belongs to Pharellinae'
  • 'Pharellidae was reranked as the subfamily Pharellinae and belongs to Pharidae'
  • 'Pharidae belongs to Solenoidea'
  • 'Pharinae belongs to Pharidae'
  • 'Pharus belongs to Pharinae'
  • 'Phaseolidae belongs to Nuculanoidea'
  • 'Phaseolus is replaced by Silicula' according to Jeffreys 1879
  • 'Phaseolus belongs to Phaseolidae'
  • 'Phestia belongs to Phestiinae'
  • 'Phestia (Polidevcia) was reranked as Polidevcia and belongs to Polidevciinae'
  • 'Phestiinae is a subjective synonym of Polidevciinae'
  • 'Philobrya belongs to Philobryidae'
  • 'Philobryidae belongs to Limopsoidea'
  • 'Pholadella belongs to Pholadellinae'
  • 'Pholadellinae belongs to Sanguinolitidae'
  • 'Pholadidae belongs to Pholadoidea'
  • 'Pholadinae belongs to Pholadidae'
  • 'Pholadoidea belongs to Myida'
  • 'Pholadomya belongs to Pholadomyidae'
  • 'Pholadomyidae belongs to Pholadomyoidea'
  • 'Pholadomyoida is corrected as Pholadomyida and belongs to Heterodonta'
  • 'Pholadomyoidea belongs to Pholadomyida'
  • 'Pholas belongs to Pholadidae'
  • 'Pholeobia belongs to Pholeobiidae'
  • 'Pholeobiidae is a subjective synonym of Hiatellidae'
  • 'Phyllocardiini was reranked as the subtribe Phyllocardiina and belongs to Lymnocardiini'
  • 'Phyllocardium belongs to Phyllocardiini'
  • 'Physunio belongs to Physunionini'
  • 'Physunionini belongs to Gonideinae'
  • 'Pichleria belongs to Pichleriidae'
  • 'Pichleriidae belongs to Pteriomorphia'
  • 'Pilea belongs to Pileini'
  • 'Pileini is a subjective synonym of Lampsilini'
  • 'Pinna belongs to Pinnidae'
  • 'Pinnidae belongs to Pinnoidea'
  • 'Pinnoidea belongs to Pteriida'
  • 'Pinzonella belongs to Pinzonellinae'
  • 'Pinzonellinae belongs to Astartidae'
  • 'Pironaea belongs to Pironaeidae'
  • 'Pironaeidae is a subjective synonym of Hippuritidae'
  • 'Pisidiidae was reranked as the subfamily Pisidiinae and belongs to Sphaeriidae'
  • 'Pisidium belongs to Pisidiidae'
  • 'Pitar belongs to Pitarinae'
  • 'Pitarinae is a subjective synonym of Callocardiinae'
  • 'Placenta belongs to Placentidae'
  • 'Placentidae is a subjective synonym of Placunidae'
  • 'Placuna belongs to Placunidae'
  • 'Placunanomia belongs to Placunanomiinae'
  • 'Placunanomiinae belongs to Placunidae'
  • 'Placunidae belongs to Anomioidea'
  • 'Placunopsidae is a subjective synonym of Anomiidae'
  • 'Placunopsis belongs to Placunopsidae'
  • 'Plagioptychidae belongs to Radiolitoidea'
  • 'Plagioptychus belongs to Plagioptychidae'
  • 'Plagiostoma belongs to Plagiostominae'
  • 'Plagiostominae belongs to Limidae'
  • 'Planacardiini was reranked as the subtribe Planacardiina and belongs to Lymnocardiini'
  • 'Planacardium belongs to Planacardiini'
  • 'Pleiodon belongs to Pleiodontidae'
  • 'Pleiodontidae is a subjective synonym of Iridinidae'
  • 'Plesiocyprinella belongs to Plesiocyprinellinae'
  • 'Plesiocyprinellinae belongs to Pachydomidae'
  • 'Plesiodiceras belongs to Plesiodiceratinae'
  • 'Plesiodiceratinae belongs to Epidiceratidae'
  • 'Plethocardia belongs to Plethocardiidae'
  • 'Plethocardiidae belongs to Megalodontoidea'
  • 'Pleuriocardia belongs to Pleuriocardiinae'
  • 'Pleuriocardiinae belongs to Cardiidae'
  • 'Pleurobema belongs to Pleurobemini'
  • 'Pleurobemini belongs to Ambleminae'
  • 'Pleurodesma belongs to Pleurodesmatidae'
  • 'Pleurodesmatidae belongs to Myoidea'
  • 'Pleuromya belongs to Pleuromyidae'
  • 'Pleuromyidae belongs to Pholadomyoidea'
  • 'Pleurophoridae is replaced by Permophoridae'
  • 'Pleurotrigonia belongs to Pleurotrigoniinae'
  • 'Pleurotrigoniinae belongs to Trigoniidae'
  • 'Plicatiformes belongs to Plicatiformini'
  • 'Plicatiformini was reranked as the subtribe Plicatiformina and belongs to Lymnocardiini'
  • 'Plicatostylidae belongs to Pterioidea'
  • 'Plicatostylus belongs to Plicatostylidae'
  • 'Plicatounionidae is an invalid subgroup of Bivalvia'
  • 'Plicatula belongs to Plicatulidae'
  • 'Plicatulidae belongs to Plicatuloidea'
  • 'Plicatuloidea belongs to Pectinida'
  • 'Pliocardia belongs to Pliocardiidae'
  • 'Pliocardiidae is a subjective synonym of Vesicomyidae'
  • 'Policordia belongs to Policordiidae'
  • 'Policordiidae is a subjective synonym of Lyonsiellidae'
  • 'Polidevciinae was reranked as the family Polidevciidae and belongs to Nuculanoidea'
  • 'Polidevciinae belongs to Bivalvia' according to Kumpera et al. 1960
  • 'Pollicidae belongs to Arcticoidea'
  • 'Polyconites belongs to Polyconitidae'
  • 'Polyconitidae is a subjective synonym of Caprotinidae'
  • 'Polymesoda belongs to Polymesodinae'
  • 'Polymesodinae belongs to Cyrenidae'
  • 'Polyptychus is replaced by Trechmannella' according to Cox 1934
  • 'Pontalmyra belongs to Pontalmyrini'
  • 'Pontalmyrini was reranked as the subtribe Pontalmyrina and belongs to Lymnocardiini'
  • 'Popenaiadinae is a subjective synonym of Ambleminae'
  • 'Popenaias belongs to Popenaiadinae'
  • 'Poroleda belongs to Poroledidae'
  • 'Poroledinae is a subjective synonym of Nuculaninae'
  • 'Poromya belongs to Poromyidae'
  • 'Poromya (Cetomya) was reranked as Cetomya and belongs to Cetomyinae'
  • 'Poromyacea is corrected as Poromyoidea and belongs to Septibranchia'
  • 'Poromyidae belongs to Poromyoidea'
  • 'Porteriinae is a subjective synonym of Arcinae'
  • 'Porterius belongs to Porteriinae'
  • 'Posidonia belongs to Posidoniidae'
  • 'Posidoniidae belongs to Pterioidea'
  • 'Postligata belongs to Postligatidae'
  • 'Postligatinae is a subjective synonym of Glycymeridinae'
  • 'Potamocorbula belongs to Potamocorbulinae'
  • 'Potamocorbulinae is a subjective synonym of Corbulinae'
  • 'Praecardiida belongs to Nepiomorphia'
  • 'Praecardiidae belongs to Praecardioidea'
  • 'Praecardioidea belongs to Praecardiida'
  • 'Praecardium belongs to Praecardiidae'
  • 'Praegonia belongs to Praegoniinae'
  • 'Praegoniinae belongs to Prosogyrotrigoniidae'
  • 'Praelamellodonta belongs to Brachiopoda' according to Pojeta 2001
  • 'Praelamellodonta belongs to Praelamellodontidae'
  • 'Praelucina belongs to Praelucinidae'
  • 'Praelucinidae is a subjective synonym of Dualinidae'
  • 'Praenucula belongs to Praenuculidae'
  • 'Praenuculidae belongs to Nuculoidea'
  • 'Praeostrea belongs to Praeostreidae'
  • 'Praeostreidae belongs to Pectinida'
  • 'Prasina belongs to Prasinidae'
  • 'Prasinidae belongs to Bivalvia' according to Stoliczka 1871
  • 'Prasinidae belongs to Gastropoda' according to Bouchet and Rocroi 2005
  • 'Prilukiella belongs to Prilukiellidae'
  • 'Prilukiellidae belongs to Anthracosioidea'
  • 'Prilukiellinae belongs to Prilukiellidae'
  • 'Prionopleura belongs to Prionopleurini'
  • 'Prionopleurini was reranked as the subtribe Prionopleurina and belongs to Lymnocardiini'
  • 'Prisodon belongs to Prisodontinae'
  • 'Prisodontinae is a subjective synonym of Hyriinae'
  • 'Prisodontopsinae is a subjective synonym of Coelaturinae'
  • 'Prisodontopsis belongs to Prisodontopsinae'
  • 'Pristigloma belongs to Pristiglomidae'
  • 'Pristiglominae belongs to Sareptidae'
  • 'Procopievskia is replaced by Prokopievskia' according to Khalfin 1950
  • 'Profraginae belongs to Cardiidae'
  • 'Profragum belongs to Profraginae'
  • 'Profulvia belongs to Profulviini'
  • 'Profulviini belongs to Clinocardiinae'
  • 'Prokopievskia belongs to Prokopievskiidae'
  • 'Prokopievskiidae belongs to Ambonychioidea'
  • 'Promacrinae belongs to Solenomorphidae'
  • 'Promacrus belongs to Promacrinae'
  • 'Promargaritifera belongs to Bivalvia'
  • 'Propeamussiidae belongs to Pectinoidea'
  • 'Propeamussium belongs to Propeamussiidae'
  • 'Propehyridella belongs to Propehyridellidae'
  • 'Propehyridellidae is a subjective synonym of Hyriidae'
  • 'Proptera belongs to Propterinae'
  • 'Propterinae is a subjective synonym of Ambleminae'
  • 'Prosocoelidae is a subjective synonym of Astartidae'
  • 'Prosocoelodon is a subjective synonym of Prosocoelus'
  • 'Prosodacna belongs to Bivalvia'
  • 'Prosodacnini belongs to Lymnocardiinae'
  • 'Prosogyrotrigoniidae belongs to Trigonioidea'
  • 'Prosogyrotrigoniinae belongs to Prosogyrotrigoniidae'
  • 'Prospondylidae belongs to Pectinida'
  • 'Prospondylus belongs to Prospondylidae'
  • 'Prothyridae belongs to Orthonotoidea'
  • 'Protobranchia was reranked as a subclass and belongs to Bivalvia'
  • 'Protocardiinae belongs to Cardiidae'
  • 'Protocardium is corrected as Protocardia and belongs to Protocardiinae'
  • 'Protocuspidaria belongs to Protocuspidariidae'
  • 'Protocuspidariidae belongs to Cuspidarioidea'
  • 'Protoentolium belongs to Bivalvia'
  • 'Protomya belongs to Protomyidae'
  • 'Protomyidae is a subjective synonym of Grammysiidae'
  • 'Psammobia belongs to Psammobiidae'
  • 'Psammobiidae belongs to Tellinoidea'
  • 'Pseudamussiinae is a subjective synonym of Palliolinae'
  • 'Pseudamussium belongs to Pseudamussiinae'
  • 'Pseudanodonta belongs to Bivalvia'
  • 'Pseudarca belongs to Pseudarcidae'
  • 'Pseudarcidae belongs to Heterodonta'
  • 'Pseudavicula is replaced by Prisodontopsis' according to Pain and Woodward 1968
  • 'Pseudaviculinae belongs to Bivalvia' according to Modell 1942
  • 'Pseudaviculinae is replaced by Prisodontopsinae' according to Pain and Woodward 1968
  • 'Pseudaviculopecten belongs to Pseudaviculopectininae'
  • 'Pseudaviculopectininae belongs to Natalissimidae'
  • 'Pseudentoliini belongs to Palliolinae'
  • 'Pseudentolium belongs to Pseudentoliini'
  • 'Pseudocardinia belongs to Pseudocardiniidae'
  • 'Pseudocardiniidae belongs to Sphaerioidea'
  • 'Pseudocardita belongs to Bivalvia'
  • 'Pseudocarditinae is an invalid subgroup of Lymnocardiinae'
  • 'Pseudocatillini is a subjective synonym of Pontalmyrini'
  • 'Pseudocatillus belongs to Pseudocatillini'
  • 'Pseudoclaraia belongs to Pseudoclaraiinae'
  • 'Pseudoclaraiinae belongs to Claraiidae'
  • 'Pseudocyrtodonta belongs to Pseudocyrtodontidae'
  • 'Pseudocyrtodontidae belongs to Protobranchia'
  • 'Pseudodon belongs to Pseudodontinae'
  • 'Pseudodontinae is a subjective synonym of Gonideinae'
  • 'Pseudohyria belongs to Pseudohyriidae'
  • 'Pseudohyriidae belongs to Trigonioidoidea'
  • 'Pseudomonotidae belongs to Pseudomonotoidea'
  • 'Pseudomonotinae belongs to Pseudomonotidae'
  • 'Pseudomonotis belongs to Pseudomonotidae'
  • 'Pseudomonotoidea belongs to Pectinida'
  • 'Pseudomulleria belongs to Pseudomulleriidae'
  • 'Pseudomulleriidae is a subjective synonym of Mulleriidae'
  • 'Pseudopecten belongs to Pseudopectininae'
  • 'Pseudopectininae belongs to Pectinidae'
  • 'Pseudospatha belongs to Bivalvia'
  • 'Pseudotechnophoridae belongs to Bivalvia' according to Starobogatov 1977
  • 'Pseudotechnophoridae belongs to Rostroconchia'
  • 'Pseudotechnophorus belongs to Pseudotechnophoridae'
  • 'Pseudovaccinites belongs to Pseudovaccinitinae'
  • 'Pseudovaccinitinae belongs to Hippuritidae'
  • 'Psilotrigonia belongs to Psilotrigoniinae'
  • 'Psilotrigoniinae belongs to Trigoniidae'
  • 'Psilunio belongs to Psilunioninae'
  • 'Psilunioninae is a subjective synonym of Gonideinae'
  • 'Pteria belongs to Pteriidae'
  • 'Pteriidae belongs to Pterioidea'
  • 'Pteriina was reranked as the order Pteriida and belongs to Pteriomorphia'
  • 'Pterinea belongs to Pterineidae'
  • 'Pterineidae belongs to Pterioidea'
  • 'Pterinella belongs to Pterinellinae'
  • 'Pterinellinae belongs to Pteriidae'
  • 'Pterinopecten belongs to Pterinopectinidae'
  • 'Pterinopectinella belongs to Pterinopectinellinae'
  • 'Pterinopectinellinae belongs to Pterinopectinidae'
  • 'Pterinopectinidae belongs to Pterinopectinoidea'
  • 'Pterinopectininae belongs to Pterinopectinidae'
  • 'Pterinopectinoidea belongs to Pectinida'
  • 'Pterioidea belongs to Pteriida'
  • 'Pteriomorpha was reranked as a unranked clade and belongs to Autobranchia'
  • 'Pteriomorphia was reranked as a superorder and belongs to Autobranchia'
  • 'Pterocardia belongs to Pterocardiidae'
  • 'Pterocardiidae is a subjective synonym of Cardiidae'
  • 'Pterochaenia belongs to Pterochaeniinae'
  • 'Pterochaeniinae belongs to Lunulacardiidae'
  • 'Pteropsellinae is a subjective synonym of Kymatoxinae'
  • 'Pterotrigonia belongs to Pterotrigoniinae'
  • 'Pterotrigoniinae belongs to Megatrigonioidea'
  • 'Ptychobranchinae is a subjective synonym of Ambleminae'
  • 'Ptychobranchus belongs to Ptychobranchinae'
  • 'Ptychodesma belongs to Ptychodesmatinae'
  • 'Ptychodesmatinae was reranked as the family Ptychodesmatidae and belongs to Cyrtodontoidea'
  • 'Ptychomya belongs to Ptychomyidae'
  • 'Ptychomyidae belongs to Crassatelloidea'
  • 'Pucamya belongs to Pucamyidae'
  • 'Pucamyidae belongs to Autobranchia'
  • 'Pulvinites belongs to Pulvinitidae'
  • 'Pulvinitidae belongs to Pterioidea'
  • 'Pustulostrea belongs to Pustulostreini'
  • 'Pustulostreini belongs to Ostreinae'
  • 'Pycnodonta is corrected as Pycnodonte and belongs to Pycnodonteinae'
  • 'Pycnodonteinae belongs to Gryphaeidae'
  • 'Pycnodonteini is corrected as Pycnodontini and belongs to Pycnodonteinae'
  • 'Qiyangia belongs to Qiyangiinae'
  • 'Qiyangiinae belongs to Unionidae'
  • 'Quadratotrigonia belongs to Quadratotrigoniini'
  • 'Quadratotrigoniini was reranked as the subfamily Quadratotrigoniinae and belongs to Vaugoniidae'
  • 'Quadrulinae was reranked as the tribe Quadrulini and belongs to Ambleminae'
  • 'Quenstedtia belongs to Quenstedtiidae'
  • 'Quenstedtiidae belongs to Tellinoidea'
  • 'Radiidens belongs to Radiidentidae'
  • 'Radiidentidae is a subjective synonym of Siliculidae'
  • 'Radiolaewella belongs to Radiolaewellinae'
  • 'Radiolaewellinae belongs to Gryphaeidae'
  • 'Radiolites belongs to Radiolitidae'
  • 'Radiolitidae belongs to Radiolitoidea'
  • 'Radiolitoidea belongs to Hippuritida'
  • 'Radula belongs to Radulidae'
  • 'Radulidae is a subjective synonym of Limidae'
  • 'Raetomya belongs to Raetomyidae'
  • 'Raetomyidae belongs to Myoidea'
  • 'Ramonalina belongs to Ramonalinidae'
  • 'Ramonalinidae belongs to Ambonychioidea'
  • 'Rangia belongs to Rangiidae'
  • 'Rangiidae is a subjective synonym of Mactridae'
  • 'Rectidens belongs to Rectidentinae'
  • 'Rectidentinae belongs to Unionidae'
  • 'Redonia belongs to Redoniidae'
  • 'Redoniidae belongs to Heterodonta'
  • 'Reniella belongs to Bivalvia'
  • 'Requienia belongs to Requieniidae'
  • 'Requieniidae belongs to Requienioidea'
  • 'Requienioidea belongs to Hippuritida'
  • 'Retha belongs to Rethidae'
  • 'Rethidae is a subjective synonym of Caprinidae'
  • 'Retroceramidae is an invalid subgroup of Bivalvia'
  • 'Rhipidodonta belongs to Rhipidodontini'
  • 'Rhipidodontini is a subjective synonym of Diplodontini'
  • 'Rhombopteria belongs to Rhombopteriidae'
  • 'Rhombopteriidae belongs to Pteriomorphia'
  • 'Ribeiria belongs to Ribeiriidae'
  • 'Rocellaria belongs to Rocellariidae'
  • 'Rocellariidae is a subjective synonym of Gastrochaenidae'
  • 'Rousselia belongs to Rousseliinae'
  • 'Rousseliinae belongs to Bivalvia'
  • 'Rutitrigonia belongs to Rutitrigoniidae'
  • 'Rutitrigoniidae belongs to Megatrigonioidea'
  • 'Rzehakia belongs to Rzehakiidae'
  • 'Rzehakiinae is a subjective synonym of Tapetinae'
  • 'Sachalinoceraminae belongs to Inoceramidae'
  • 'Sachalinoceramus belongs to Sachalinoceraminae'
  • 'Saffordia belongs to Saffordiidae'
  • 'Saffordiidae belongs to Modiolopsoidea'
  • 'Saharopteria belongs to Saharopteriidae'
  • 'Saharopteridae is corrected as Saharopteriidae and belongs to Pectinida'
  • 'Saikraconcha belongs to Saikraconchinae'
  • 'Saikraconchinae belongs to Alatoconchidae'
  • 'Sainschandia belongs to Sainschandiidae'
  • 'Sainschandiidae belongs to Trigonioidoidea'
  • 'Samarangia belongs to Samarangiinae'
  • 'Samarangiinae belongs to Veneridae'
  • 'Sancticarolis belongs to Bivalvia'
  • 'Sancticarolitidae is an invalid subgroup of Bivalvia'
  • 'Sanguinolaria belongs to Sanguinolariinae'
  • 'Sanguinolariinae belongs to Tellinoidea'
  • 'Sanguinolites belongs to Sanguinolitidae'
  • 'Sanguinolitidae belongs to Pholadomyoidea'
  • 'Sanguinolitinae belongs to Sanguinolitidae'
  • 'Sarepta belongs to Sareptinae'
  • 'Sareptidae belongs to Nuculoidea'
  • 'Sareptinae belongs to Sareptidae'
  • 'Saturnella belongs to Saturnellinae'
  • 'Saturnellinae belongs to Streblochondriidae'
  • 'Sauvagesiinae belongs to Radiolitidae'
  • 'Saxicava belongs to Saxicavidae'
  • 'Saxicavella belongs to Saxicavellidae'
  • 'Saxicavidae is a subjective synonym of Hiatellidae'
  • 'Scabrotrigonia belongs to Scabrotrigoniini'
  • 'Scabrotrigoniini belongs to Pterotrigoniinae'
  • 'Scacchia belongs to Scacchiidae'
  • 'Scacchiidae is a subjective synonym of Lasaeidae'
  • 'Scambula belongs to Scambulinae'
  • 'Scambulinae belongs to Crassatellidae'
  • 'Scaphellina belongs to Scaphellinidae'
  • 'Scaphellinidae belongs to Trigonioidea'
  • 'Scaphula belongs to Scaphulinae'
  • 'Scaphulinae is a subjective synonym of Anadarinae'
  • 'Schizodidae belongs to Trigonioidea'
  • 'Schizodinae belongs to Schizodidae'
  • 'Schizodus belongs to Schizodidae'
  • 'Scrobicularia belongs to Scrobiculariinae'
  • 'Scrobiculariidae was reranked as the subfamily Scrobiculariinae and belongs to Semelidae'
  • 'Selenimyalina belongs to Selenimyalininae'
  • 'Selenimyalininae belongs to Myalinidae'
  • 'Semele belongs to Semelinae'
  • 'Semelidae belongs to Tellinoidea'
  • 'Semelinae belongs to Semelidae'
  • 'Senderzoniella belongs to Senderzoniellidae'
  • 'Senderzoniellidae was reranked as the subfamily Senderzoniellinae and belongs to Prilukiellidae'
  • 'Senilia belongs to Seniliinae'
  • 'Seniliinae is a subjective synonym of Anadarinae'
  • 'Septibranchia was reranked as a unranked clade and belongs to Pholadomyida'
  • 'Septifer belongs to Septiferidae'
  • 'Septiferinae belongs to Mytilidae'
  • 'Septocardia belongs to Septocardiidae'
  • 'Septocardiidae belongs to Bivalvia'
  • 'Serrilaminula belongs to Bivalvia'
  • 'Serripecten belongs to Serripectinini'
  • 'Serripectinini belongs to Palliolinae'
  • 'Serripedini belongs to Clinocardiinae'
  • 'Serripes belongs to Serripedini'
  • 'Setigloma belongs to Setiglominae'
  • 'Setiglominae is a subjective synonym of Sareptinae'
  • 'Shaanxiconcha belongs to Shaanxiconchidae'
  • 'Shaanxiconchidae belongs to Anthracosioidea'
  • 'Sibireconcha belongs to Sibireconchidae'
  • 'Sibireconchidae belongs to Sphaerioidea'
  • 'Silicula is replaced by Radiidens' according to Egorova and Starobogatov 1975
  • 'Siliculidae belongs to Nuculanoidea'
  • 'Siliqua belongs to Siliquinae'
  • 'Siliquinae belongs to Pharidae'
  • 'Silurina belongs to Silurinidae'
  • 'Silurinidae is a subjective synonym of Dualinidae'
  • 'Sinodora belongs to Sinodoridae'
  • 'Sinodoridae belongs to Trigonioidea'
  • 'Sinomya belongs to Sinomyidae'
  • 'Sinomyidae belongs to Anthracosioidea'
  • 'Sinonaia belongs to Sinonaiinae'
  • 'Sinonaiinae belongs to Nakamuranaiadidae'
  • 'Slava belongs to Slavidae'
  • 'Slavidae belongs to Cardioloidea'
  • 'Solecurtidae belongs to Tellinoidea'
  • 'Solecurtus belongs to Solecurtidae'
  • 'Solemya belongs to Solemyidae'
  • 'Solemyida belongs to Protobranchia'
  • 'Solemyidae belongs to Solemyoidea'
  • 'Solemyinae belongs to Solemyidae'
  • 'Solemyoidea belongs to Solemyida'
  • 'Solen belongs to Solenidae'
  • 'Solenacea is corrected as Solenoidea and belongs to Heterodonta'
  • 'Solenellidae is a subjective synonym of Malletiidae'
  • 'Solenidae belongs to Solenoidea'
  • 'Solenomorpha belongs to Solenomorphidae'
  • 'Solenomorphidae belongs to Orthonotoidea'
  • 'Solenomorphinae belongs to Solenomorphidae'
  • 'Solenopsidae is replaced by Solenomorphidae' according to Cockerell 1915
  • 'Solenopsidae is a subjective synonym of Solenomorphidae'
  • 'Sowerbya belongs to Sowerbyidae'
  • 'Sowerbyidae belongs to Tellinoidea'
  • 'Spanila belongs to Spanilidae'
  • 'Spanilidae belongs to Dualinoidea'
  • 'Spatha belongs to Spathinae'
  • 'Spathinae is a subjective synonym of Iridininae'
  • 'Spathopsinae is a subjective synonym of Aspathariinae'
  • 'Spathopsis belongs to Spathopsinae'
  • 'Sphaeriastrinae is a subjective synonym of Sphaeriinae'
  • 'Sphaeriastrum belongs to Sphaeriastrinae'
  • 'Sphaeriidae belongs to Sphaerioidea'
  • 'Sphaeriinae belongs to Sphaeriidae'
  • 'Sphaerioidea belongs to Venerida'
  • 'Sphaerium belongs to Sphaeriinae'
  • 'Sphenia belongs to Spheniinae'
  • 'Spheniinae belongs to Myidae'
  • 'Spheniopsidae belongs to Cuspidarioidea'
  • 'Spheniopsis belongs to Spheniopsidae'
  • 'Sphenoceramidae is a subjective synonym of Inoceramidae'
  • 'Sphenoceramus belongs to Sphenoceramidae'
  • 'Spinolyonsiella belongs to Spinolyonsiellidae'
  • 'Spinolyonsiellidae is a subjective synonym of Lyonsiidae'
  • 'Spirodomidae belongs to Bivalvia' according to Miller 1889
  • 'Spirodomus belongs to Spirodomidae'
  • 'Spondylidae belongs to Pectinoidea'
  • 'Spondylopecten belongs to Spondylopectininae'
  • 'Spondylopectininae belongs to Spondylidae'
  • 'Spondylus belongs to Spondylidae'
  • 'Sportella belongs to Sportellidae'
  • 'Sportellidae belongs to Cyamioidea'
  • 'Spyridopecten belongs to Spyridopectininae'
  • 'Spyridopectininae belongs to Aviculopectinidae'
  • 'Squamuliferipecten belongs to Squamuliferipectininae'
  • 'Squamuliferipectininae belongs to Deltopectinidae'
  • 'Stefaniniella belongs to Stefaniniellidae'
  • 'Stefaniniellidae is a subjective synonym of Malleidae'
  • 'Steinmanella belongs to Steinmanellinae'
  • 'Steinmanellinae belongs to Myophorellidae'
  • 'Stolidotidae belongs to Dualinoidea'
  • 'Stolidotus belongs to Stolidotidae'
  • 'Straba belongs to Strabidae'
  • 'Strabidae is a subjective synonym of Malletiidae'
  • 'Streblochondria belongs to Streblochondriinae'
  • 'Streblochondriidae belongs to Chaenocardioidea'
  • 'Streblochondriinae belongs to Streblochondriidae'
  • 'Streblopteria belongs to Streblopteriinae'
  • 'Streblopteriinae belongs to Streblochondriidae'
  • 'Striarcinae is an invalid subgroup of Bivalvia'
  • 'Strigillinae is an invalid subgroup of Tellinidae'
  • 'Striostrea belongs to Striostreini'
  • 'Striostreini belongs to Crassostreinae'
  • 'Strophitinae is a subjective synonym of Unioninae'
  • 'Strophitus belongs to Strophitinae'
  • 'Stylodacna belongs to Stylodacninae'
  • 'Stylodacninae is a subjective synonym of Lymnocardiinae'
  • 'Sunetta belongs to Sunettinae'
  • 'Sunettinae belongs to Veneridae'
  • 'Syncyclonema belongs to Syncyclonematinae'
  • 'Syncyclonematinae belongs to Entoliidae'
  • 'Syrotrigoniinae belongs to Buchotrigoniidae'
  • 'Tanaodon belongs to Tanaodontidae'
  • 'Tanaodontidae belongs to Heterodonta'
  • 'Tancredia belongs to Tancrediidae'
  • 'Tancrediidae belongs to Tellinoidea'
  • 'Tanysiphon belongs to Tanysiphonidae'
  • 'Tanysiphonidae was reranked as the subfamily Tanysiphoninae and belongs to Mactridae'
  • 'Tapes belongs to Tapetinae'
  • 'Tapetinae belongs to Veneridae'
  • 'Taselasmodinae belongs to Cycloconchidae'
  • 'Taselasmodum belongs to Taselasmodinae'
  • 'Technophorus belongs to Technophoridae'
  • 'Tellina belongs to Tellinidae'
  • 'Tellinacea is corrected as Tellinoidea and belongs to Venerida'
  • 'Tellinidae belongs to Tellinoidea'
  • 'Teredina belongs to Teredininae'
  • 'Teredinidae belongs to Pholadoidea'
  • 'Teredininae belongs to Teredinidae'
  • 'Teredo belongs to Teredinidae'
  • 'Terquemia belongs to Terquemiidae'
  • 'Terquemiidae belongs to Pseudomonotoidea'
  • 'Terraia belongs to Terraiidae'
  • 'Terraiidae is a subjective synonym of Astartidae'
  • 'Tesseratia belongs to Tesseratiinae'
  • 'Tesseratiinae belongs to Pterinopectinidae'
  • 'Thecalia belongs to Thecaliinae'
  • 'Thecaliinae belongs to Carditidae'
  • 'Thecodonta belongs to Thecodontinae'
  • 'Thecodontinae belongs to Lasaeidae'
  • 'Thoralia belongs to Thoraliidae'
  • 'Thoraliidae belongs to Bivalvia'
  • 'Thracia belongs to Thraciidae'
  • 'Thraciidae belongs to Thracioidea'
  • 'Thracioidea belongs to Pholadomyida'
  • 'Thyasiridae belongs to Thyasiroidea'
  • 'Thyasiroidea belongs to Lucinida'
  • 'Tichogonia belongs to Tichogoniidae'
  • 'Tichogoniidae is a subjective synonym of Dreissenidae'
  • 'Tindaria belongs to Tindariinae'
  • 'Tindariidae belongs to Nuculanoidea'
  • 'Tiostrea belongs to Tiostreidae'
  • 'Tiostreinae is a subjective synonym of Ostreinae'
  • 'Tironucula belongs to Tironuculidae'
  • 'Tironuculidae belongs to Protobranchia'
  • 'Tolmachovia belongs to Tolmachoviidae'
  • 'Tolmachoviidae belongs to Bivalvia' according to Starobogatov 1977
  • 'Tolmachoviidae belongs to Rostroconchia'
  • 'Torreites belongs to Torreitinae'
  • 'Torreitinae belongs to Hippuritidae'
  • 'Tosapectinidae belongs to Pectinoidea'
  • 'Toucasiidae is an invalid subgroup of Requieniidae'
  • 'Trachycardiinae belongs to Cardiidae'
  • 'Trachycardium belongs to Trachycardiinae'
  • 'Trapezicardiinae was reranked as the tribe Trapezicardiini and belongs to Lymnocardiinae'
  • 'Trapezicardium belongs to Trapezicardiinae'
  • 'Trapeziidae is corrected as Trapezidae and belongs to Arcticoidea'
  • 'Trapezium belongs to Trapezidae'
  • 'Trechmannella belongs to Trechmannellidae'
  • 'Trechmannella is a subjective synonym of Anomoptychus' according to H. A. Vokes 1967
  • 'Trechmannellidae belongs to Radiolitoidea'
  • 'Trechmannellidae is replaced by Anomoptychidae' according to H. A. Vokes 1967
  • 'Trichomyinae is a subjective synonym of Crenellinae'
  • 'Tridacna belongs to Tridacnidae'
  • 'Tridacnidae was reranked as the subfamily Tridacninae and belongs to Cardiidae'
  • 'Trigonia belongs to Trigoniidae'
  • 'Trigonia (Prosogyrotrigonia) was reranked as Prosogyrotrigonia and belongs to Prosogyrotrigoniinae'
  • 'Trigoniidae belongs to Trigonioidea'
  • 'Trigoniinae belongs to Trigoniidae'
  • 'Trigonioida is corrected as Trigoniida and belongs to Palaeoheterodonta'
  • 'Trigonioidea belongs to Trigoniida'
  • 'Trigonioididae is an invalid subgroup of Bivalvia'
  • 'Trigonioidinae belongs to Trigonioididae'
  • 'Trigonioidoidea belongs to Unionida'
  • 'Trigonodidae belongs to Unionida'
  • 'Trigonodus belongs to Trigonodidae'
  • 'Trigonopinae belongs to Astartidae'
  • 'Trigonopis belongs to Trigonopinae'
  • 'Trinacria belongs to Trinacriinae'
  • 'Trinacriinae belongs to Noetiidae'
  • 'Tuarangia belongs to Tuarangiidae'
  • 'Tuarangiidae belongs to Bivalvia'
  • 'Tulongocardiinae belongs to Cardiidae'
  • 'Turkostrea belongs to Turkostreini'
  • 'Turkostreini belongs to Crassostreinae'
  • 'Turtonia belongs to Turtoniidae'
  • 'Turtoniidae was reranked as the subfamily Turtoniinae and belongs to Veneridae'
  • 'Tusayana belongs to Tusayanidae'
  • 'Tusayanidae belongs to Modiomorphoidea'
  • 'Ucumariidae belongs to Pholadomyida'
  • 'Ucumaris belongs to Ucumariidae'
  • 'Umburra belongs to Umburridae'
  • 'Umburridae belongs to Pteriomorphia'
  • 'Undopecten belongs to Undopectininae'
  • 'Undopectininae belongs to Aviculopectinidae'
  • 'Undulomya belongs to Undulomyinae'
  • 'Undulomyinae belongs to Sanguinolitidae'
  • 'Undulostrea belongs to Undulostreini'
  • 'Undulostreini belongs to Ostreinae'
  • 'Ungulina belongs to Ungulinidae'
  • 'Ungulinidae belongs to Ungulinoidea'
  • 'Ungulinoidea belongs to Venerida'
  • 'Unicardiidae is replaced by Mactromyidae' according to Cox 1929
  • 'Unicardiopsidae is an invalid subgroup of Tellinoidea'
  • 'Unicardium is a subjective synonym of Mactromya' according to Cox 1929
  • 'Unio belongs to Unioninae'
  • 'Unio (Coelatura) was reranked as Coelatura and belongs to Coelaturinae'
  • 'Unio galloprovincialis belongs to Unio' according to Matheron 1842
  • 'Unio galloprovincialis is recombined as Dentaspatharia galloprovincialis' according to Modell 1964
  • 'Unio johnstoni belongs to Unio' according to E. A. Smith 1893
  • 'Unio johnstoni is recombined as Pseudavicula johnstoni' according to Simpson 1900
  • 'Unionacea is corrected as Unionoidea and belongs to Unionida'
  • 'Unionidae belongs to Unionoidea'
  • 'Unioninae belongs to Unionidae'
  • 'Unionini belongs to Unioninae'
  • 'Unionoida is corrected as Unionida and belongs to Palaeoheterodonta'
  • 'Utschamiella belongs to Utschamiellidae'
  • 'Utschamiellidae belongs to Unionida'
  • 'Vacunella belongs to Vacunellidae'
  • 'Vacunellidae was reranked as the subfamily Vacunellinae and belongs to Sanguinolitidae'
  • 'Vasconella belongs to Vasconellinae'
  • 'Vasconellinae belongs to Limopsidae'
  • 'Vasconiella belongs to Vasconiellidae'
  • 'Vasconiellidae is a subjective synonym of Galeommatidae'
  • 'Vaugonia belongs to Vaugoniinae'
  • 'Vaugoniidae belongs to Myophorelloidea'
  • 'Vaugoniinae belongs to Vaugoniidae'
  • 'Velesunio belongs to Velesunioninae'
  • 'Velesunioninae belongs to Hyriidae'
  • 'Veneracea is corrected as Veneroidea and belongs to Venerida'
  • 'Venericardia belongs to Venericardiinae'
  • 'Venericardiinae belongs to Carditidae'
  • 'Veneridae belongs to Veneroidea'
  • 'Venerinae belongs to Veneridae'
  • 'Veneroida is corrected as Venerida and belongs to Heterodonta'
  • 'Veniellidae is replaced by Veniellidae' according to Gardner 2005
  • 'Veniellinae belongs to Arcticoidea'
  • 'Venilia is replaced by Veniella' according to Dall 1889
  • 'Veniliidae is a subjective synonym of Veniellidae'
  • 'Venus belongs to Veneridae'
  • 'Vepricardiini belongs to Cardiinae'
  • 'Vepricardium belongs to Vepricardiini'
  • 'Verticordia belongs to Verticordiidae'
  • 'Verticordiidae belongs to Verticordioidea'
  • 'Verticordioidea belongs to Septibranchia'
  • 'Vesicomya belongs to Vesicomyidae'
  • 'Vesicomyidae belongs to Glossoidea'
  • 'Veteranella belongs to Veteranellinae'
  • 'Vlasta belongs to Vlastinae'
  • 'Vlastidae belongs to Pectinida'
  • 'Vola belongs to Volinae'
  • 'Volinae is a subjective synonym of Pectininae'
  • 'Vulsella belongs to Vulsellidae'
  • 'Vulsellidae is a subjective synonym of Malleidae'
  • 'Wallowaconcha belongs to Wallowaconchidae'
  • 'Wallowaconchidae belongs to Megalodontoidea'
  • 'Wanwania belongs to Wanwaniidae'
  • 'Wanwaniidae belongs to Bivalvia' according to Scarlato and Starobogatov 1983
  • 'Wanwaniidae belongs to Rostroconchia'
  • 'Weyla belongs to Weylinae'
  • 'Weyla (Tosapecten) was reranked as Tosapecten and belongs to Tosapectinidae'
  • 'Weylinae belongs to Pectinidae'
  • 'Xenomytilinae is a subjective synonym of Mytilinae'
  • 'Xenomytilus belongs to Xenomytilinae'
  • 'Xylophaga belongs to Xylophagidae'
  • 'Xylophagainae is corrected as Xylophaginae and belongs to Pholadidae'
  • 'Yoldia belongs to Yoldiinae'
  • 'Yoldiellinae is an invalid subgroup of Bivalvia'
  • 'Yoldiidae belongs to Nuculanoidea'
  • 'Yoldinae is corrected as Yoldiinae and belongs to Yoldiidae'
  • 'Zadimerodia is a nomen nudum'
  • 'Zadimerodiidae is an invalid subgroup of Bivalvia'
  • 'Zealeda belongs to Zealedidae'
  • 'Zealedinae is a subjective synonym of Nuculaninae'
  • 'Zenatia belongs to Zenatiinae'
  • 'Zenatiinae belongs to Mactridae'
  • 'Zirfaea belongs to Zirfaeinae'
  • 'Zirfaeinae is a subjective synonym of Pholadinae'