Classification of Nagao 1928

Cl. Gastropoda Cuvier 1795 [snail]
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Invalid names: Scalariidae Lamarck 1812 [empty]
G. Ocenebra Leach in Gray 1847
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†Ocenebra ashiyaensis Nagao 1928
G. Glycymeris Da Costa 1778
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†Glycymeris cisshuensis Makiyama 1926
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G. Carcharodon Smith 1838 [white shark]
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†Carcharodon turgidus Agassiz 1839
Fm. Turritellidae Lovén 1847 [turret shell]
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G. Turritella Lamarck 1799 [turret shell]
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†Turritella sakitoensis Nagao 1928
Fm. Anomiidae Rafinesque 1815
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G. Pododesmus Philippi 1837
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†Pododesmus newcombei Clark and Arnold 1923
Fm. Arcidae Lamarck 1809
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G. Arca Linnaeus 1758 [ark]
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Subg. Arca (Noetia) Gray 1857
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G. Glycimeris Da Costa 1778
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Fm. Buccinidae Rafinesque 1815 [true whelk]
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G. †Chrysodomus Swainson 1840
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G. Siphonalia Adams 1863
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Fm. Cancellariidae Gray 1853
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G. Cancellaria Lamarck 1799
Fm. Capulidae Fleming 1822
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G. Calyptraea Lamarck 1799
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Subg. Calyptraea (Trochita) Schumacher 1817
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Fm. Cardiidae Lamarck 1809 [cockle]
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G. Cardium Linnaeus 1758
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Fm. Carditidae Fleming 1820
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G. Cardita Bruguière 1792
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†Cardita katsumatai Nagao 1928
†Cardita kondoi Nagao 1928
G. Venericardia Lamarck 1801
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†Venericardia nipponica Yokoyama 1911
†Venericardia yoshidai Nagao 1928
Fm. Cassidae Latreille 1825
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G. Phalium Link 1807
Fm. Corbulidae Lamarck 1818
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G. Corbula Bruguière 1789
Fm. Dentaliidae Gray 1834
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G. Dentalium Linnaeus 1758
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†Dentalium ashiyaensis Nagao 1928
Fm. Limidae Rafinesque 1815 [file clam]
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G. Lima Bruguière 1797
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†Lima goliath Sowerby 1883
Fm. Lucinidae Fleming 1828
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G. Phacoides Blainville 1825
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Subg. Phacoides (Lucinoma) Dall 1901
†Phacoides pullensis Oppenheim 1894
Fm. Mactridae Lamarck 1809
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G. Spisula Gray 1837
Fm. Muricidae Rafinesque 1815 [murex snail]
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G. Ocinebra Leach in Gray 1847
Fm. Mytilidae Rafinesque 1815 [mussel]
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G. Crenella Brown 1827
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†Crenella subfornicata Nagao 1928
G. Modiolus Lamarck 1801
G. Mytilus Linnaeus 1758
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†Mytilus rigaultii Deshayes 1884
G. Septifer Récluz 1848
Fm. Naticidae Guilding 1834 [moon snail]
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G. †Ampullina Férussac 1822
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Subg. †Ampullina (Crommium) Cossmann 1888
G. Polinices Monfort 1810 [moon snail]
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Subg. Polinices (Euspira) Agassiz 1837
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Subg. Polinices (Neverita) Risso 1826
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Fm. Nuculidae Gray 1824 [nut clam]
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G. Nucula Lamarck 1799
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Subg. Nucula (Acila) Adams and Adams 1858 [divaricate nutclam]
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Nucula (Acila) mirabilis Adams and Reeve 1850
†Nucula karatsuensis Nagao 1928
†Nucula nizenensis Nagao 1928
Fm. Ostreidae Rafinesque 1815 [oyster]
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G. Ostrea Linnaeus 1758
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†Ostrea cassis Nagao 1928
Ostrea gigas Thunberg 1793 [giant Pacific oyster]
†Ostrea kahoensis Nagao 1928
†Ostrea lunaeformis Nagao 1928
†Ostrea sakitoensis Nagao 1928
Fm. †Parallelodontidae Dall 1898
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G. Cucullaea Lamarck 1801
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†Cucullaea nipponica Nagao 1928
Fm. Pectinidae Wilkes 1810 [scallop]
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G. Pecten Müller 1776
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Subg. Pecten (Chlamys) Röding 1798
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†Pecten kyushuensis Nagao 1928
Fm. Pholadidae Lamarck 1809
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G. Parapholas Conrad 1848
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†Parapholas satoi Nagao 1928
Fm. Pholadomyidae King 1844
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G. Pholadomya Sowerby 1823
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†Pholadomya margaritacea Sowerby 1821
Fm. Pinnidae Leach 1819
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G. Pinna Linnaeus 1758
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†Pinna asakuraensis Nagao 1928
Fm. Scaphandridae Sars 1878
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G. Cylichna Lovén 1846
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Fm. Solenidae Lamarck 1809
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G. Cultellus Schumacher 1817
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†Cultellus brevis Nagao 1928
†Cultellus izumoensis Yokoyama 1923
†Cultellus leguminoides Nagao 1928
G. Siliqua Mühlfeld 1811
G. Solen Linnaeus 1758
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†Solen intermedius Nagao 1928
Fm. Strombidae Rafinesque 1815 [true conch]
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G. Galeodea Link 1807
G. †Orthaulax Gabb 1872
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†Orthaulax japonicus Nagao 1924
G. †Rimella Agassiz 1840
Fm. Tellinidae Blainville 1814 [tellin clam]
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G. Macoma Leach 1819
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†Macoma yamadai Nagao 1928
G. Tellina Linnaeus 1758
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†Tellina equideclivis Nagao 1928
†Tellina tricarinata Nagao 1928
Fm. Trochidae Rafinesque 1815 [top snail]
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G. Calliostoma Swainson 1840
G. Diloma Philippi 1845
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Fm. Turridae Swainson 1840 [turrid]
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G. Turris Röding 1798
Fm. Unionidae Rafinesque 1820 [freshwater mussel]
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G. Unio Philipsson 1788
Fm. Veneridae Rafinesque 1815 [venus clam]
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†Cyclina compressa Nagao 1928
†Cyclina nodai Nagao 1928
G. Dosinia Scopoli 1777
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†Dosinia chikuzenensis Nagao 1928
G. Macrocallista Meek 1876
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†Macrocallista hanzawai Nagao 1928
G. Meretrix Lamarck 1799
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G. Paphia Röding 1798
G. Pitaria Roemer 1857
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†Pitaria altoumbonata Nagao 1928
†Pitaria ashiyaensis Nagao 1928
†Pitaria kyushuensis Nagao 1928
†Pitaria matsumotoi Nagao 1928
†Pitaria takashimaensis Nagao 1928
†Pitaria yokoyamai Nagao 1928
Fm. Volutidae Rafinesque 1815 [volute]
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G. †Athleta Conrad 1853
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G. Fulgoraria Schumacher 1817
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Subg. Fulgoraria (Psephaea) Crosse 1871
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G. Lyria Gray 1847
G. †Volutilithes Swainson 1829
Fm. †Ledidae Adams and Adams 1858
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G. Leda Schumacher 1817
G. Yoldia Möller 1842
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†Yoldia scaphoides Nagao 1928
Fm. †Crassatellitidae Dall 1895
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G. Crassatellites Krueger 1823
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†Crassatellites yabei Nagao 1928
Fm. Cyrenidae Gray 1840
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G. †Cyrena Lamarck
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†Cyrena mirabilis Nagao 1928
Fm. Melaniidae Gray
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G. †Faunus Montfort 1810
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Subg. Faunus (Melanatria) Bowdich 1822
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Fm. Carchariidae Muller and Henle
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G. Carcharias Rafinesque 1810 [sand shark]
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†Carcharias cuspidatus Agassiz 1843
Subg. Corbula (Corbula) Bruguière 1798
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Fm. †Nassidae
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G. †Molopophorus Gabb 1869
G. Nassa Röding 1798
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Subg. Nassa (Hinia) Gray 1847
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Fm. Diplodontidae Carpenter 1861
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G. Diplodonta Bronn 1831
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†Diplodonta confusa Nagao 1928
Or. Spatangoidea Agassiz 1840 [heart urchin]
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G. †Linthia Desor 1853
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†Linthia praenipponica Nagao 1928
Fm. Scutellidae Gray 1825
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G. Echinodiscus Leske 1778
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G. †Scutella Lamarck 1816
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†Scutella nipponica Nagao 1928
Fm. Acmaeidae Forbes 1850
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G. Acmaea Eschscholtz 1830 [limpet]
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†Acmaea subangulata Nagao 1928
Fm. †Fusidae
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G. †Pseudoperissolax Clark 1918
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†Pseudoperissolax blakei Conrad 1855
†Turritella nipponica Yokohama 1927
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