Opinions from T. Nagao 1928

  • 'Acila was reranked as Nucula (Acila) and belongs to Nucula'
  • 'Anomia belongs to Anomiidae'
  • 'Batissa was reranked as Cyrena (Batissa) and belongs to Cyrena'
  • 'Bulbifusus was reranked as Sycum (Bulbifusus) and belongs to Sycum'
  • 'Cardita mandaica is recombined as Venericardia mandaica'
  • 'Cardium belongs to Cardiidae'
  • 'Cardium miikense belongs to Cardium'
  • 'Cerithiopsis belongs to Cerithiidae'
  • 'Corbula belongs to Corbulidae'
  • 'Corbula (Cuneocorbula) kyushuensis belongs to Corbula (Cuneocorbula)'
  • 'Corbula subtumida belongs to Corbula'
  • 'Crassatella fusca is recombined as Crassatellites fuscus'
  • 'Crassatellites belongs to Crassatellitidae'
  • 'Cultellus belongs to Solenidae'
  • 'Cultellus brevis belongs to Cultellus'
  • 'Cuneocorbula was reranked as Corbula (Cuneocorbula) and belongs to Corbula'
  • 'Cylichna belongs to Scaphandridae'
  • 'Cylichna paupercula belongs to Cylichna'
  • 'Cyrena belongs to Cyrenidae'
  • 'Cyrena (Batissa) ponderosa belongs to Cyrena (Batissa)'
  • 'Diplodonta belongs to Diplodontidae'
  • 'Diplodonta problematica belongs to Diplodonta'
  • 'Faunus belongs to Melanopsidae'
  • 'Faunus nipponicus belongs to Faunus'
  • 'Hemifusus belongs to Buccinidae'
  • 'Lima belongs to Limidae'
  • 'Lima amaxensis belongs to Lima'
  • 'Lima amaxensis kumasoana belongs to Lima amaxensis'
  • 'Lima eocenica belongs to Lima'
  • 'Lunatia was reranked as Polinices (Lunatia) and belongs to Polinices'
  • 'Macoma belongs to Tellinidae'
  • 'Macrocallista belongs to Veneridae'
  • 'Macrocallista ariakensis belongs to Macrocallista'
  • 'Melania belongs to Melaniidae'
  • 'Melania miikensis belongs to Melania'
  • 'Mytilus belongs to Mytilidae'
  • 'Mytilus rigaultii belongs to Mytilus' according to Deshayes 1884
  • 'Mytilus rigaultii belongs to Mytilus'
  • 'Nerita belongs to Neritidae'
  • 'Nerita subgranulosa belongs to Nerita'
  • 'Neverita was reranked as Polynices (Neverita) and belongs to Polynices'
  • 'Nucula belongs to Nuculidae'
  • 'Orthaulax belongs to Strombidae'
  • 'Orthaulax japonicus belongs to Orthaulax' according to Nagao 1924
  • 'Orthaulax japonicus belongs to Orthaulax'
  • 'Pedalion belongs to Pedalionidae'
  • 'Pedalion tomiyasui belongs to Pedalion'
  • 'Pentacrinus belongs to Pentacrinidae'
  • 'Pentacrinus ariakensis belongs to Pentacrinus'
  • 'Pitaria belongs to Veneridae'
  • 'Polinices is corrected as Polynices and belongs to Naticidae'
  • 'Polinices (Lunatia) utoensis belongs to Polinices (Lunatia)'
  • 'Polynices (Neverita) eocenica belongs to Polynices (Neverita)'
  • 'Rissoina belongs to Rissoinidae'
  • 'Rissoina gemma belongs to Rissoina'
  • 'Siphonalia belongs to Siphonaliidae'
  • 'Siphonaliinae was reranked as the family Siphonaliidae and belongs to Gastropoda'
  • 'Sycum belongs to Siphonaliidae'
  • 'Sycum (Bulbifusus) miikense belongs to Sycum (Bulbifusus)'
  • 'Tellina belongs to Tellinidae'
  • 'Trochus (Turcicula) was reranked as Turcicula and belongs to Trochidae'
  • 'Turris belongs to Pleurotomidae'
  • 'Turris higoensis belongs to Turris'
  • 'Turritella belongs to Turritellidae'
  • 'Turritella miikensis belongs to Turritella'
  • 'Turritella okadai belongs to Turritella'
  • 'Unio belongs to Unionidae'
  • 'Venericardia belongs to Carditidae'
  • 'Venericardia nipponica belongs to Venericardia'
  • 'Yoldia belongs to Ledidae'