Classification of Squires and Demetrion 1992
Fm. Poritidae Gray 1840
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Fm. Faviidae Gregory 1900
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G. Colpophyllia Milne-Edwards and Haime 1848
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†Colpophyllia nicholasi Squires and Demetrion 1992
Fm. Serpulidae Rafinesque 1835
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Fm. Turritellidae Lovén 1847 [turret shell]
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G. Turritella Lamarck 1799 [turret shell]
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†Turritella andersoni Dickerson 1916
†Turritella buwaldana Dickerson 1916
†Turritella lawsoni Dickerson 1916
†Turritella merriami Dickerson 1913
Fm. Mussidae Ortmann 1890
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Fm. Arcidae Lamarck 1809
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G. Barbatia Gray 1842
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Subg. Barbatia (Acar) Gray 1857 [miniature ark]
Subg. Barbatia (Barbatia) Gray 1842
Fm. Cardiidae Lamarck 1809 [cockle]
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G. Acanthocardia Gray 1851
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Subg. †Acanthocardia (Agnocardia) Stewart 1930
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†Acanthocardia (Agnocardia) sorrentoense Hanna 1927
Fm. Carditidae Fleming 1820
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G. †Glyptoactis Stewart 1930
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Subg. †Glyptoactis (Claibornicardia) Stenzel and Krause 1957
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†Glyptoactis (Claibornicardia) domenginica Vokes 1939
Fm. Conidae Fleming 1822 [cone shell]
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Fm. Cypraeidae Rafinesque 1815 [cowry]
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G. †Bernaya Jousseaume 1884
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Subg. Bernaya (Protocypraea) Schilder 1927
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†Bernaya (Protocypraea) grovesi Squires and Demetrion 1992
Fm. Dentaliidae Gray 1834
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Fm. Epitoniidae Berry 1910 [wentletrap]
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G. Acrilla Adams and Adams 1860
G. Epitonium Bolten 1798
Fm. Fasciolariidae Gray 1853
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Fm. Fimbriidae Nicol 1950
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Fm. Glycymerididae Newton 1922
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G. Glycymeris Da Costa 1778
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Subg. †Glycymeris (Glycymerita) Finlay and Marwick 1937
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†Glycymeris (Glycymerita) sagittata Gabb 1864
Fm. †Gryphaeidae Vialov 1936
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G. Pycnodonte Fischer von Waldheim 1835
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Subg. †Pycnodonte (Pegma) Squires and Demetrion 1990
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†Pycnodonte (Pegma) bajaensis Squires and Demetrion 1990
Subg. †Pycnodonte (Phygraea) Vyalov 1936
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†Pycnodonte (Phygraea) pacifica Squires and Demetrion 1990
Fm. Limidae Rafinesque 1815 [file clam]
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Fm. Malleidae Lamarck 1819
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Fm. Naticidae Guilding 1834 [moon snail]
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G. Amauropsis Mörch 1857
G. †Gyrodes Conrad 1860
Fm. Neritidae Rafinesque 1815
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Fm. Olividae Latreille 1825 [olive snail]
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Fm. Ostreidae Rafinesque 1815 [oyster]
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Fm. Pectinidae Wilkes 1810 [scallop]
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Fm. Pholadomyidae King 1844
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G. Pholadomya Sowerby 1823
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Subg. †Pholadomya (Bucardiomya) Rollier 1912
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†Pholadomya (Bucardiomya) givensi Zinsmeister 1978
Fm. Pinnidae Leach 1819
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Fm. Plicatulidae Watson 1930
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Fm. Seraphsidae Gray 1853
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Fm. †Siliquariidae Anton 1838
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Fm. Spondylidae Gray 1826
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Fm. Strombidae Rafinesque 1815 [true conch]
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G. †Ectinochilus Cossmann 1889
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Subg. †Ectinochilus (Cowlitzia) Clark and Palmer 1923
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†Ectinochilus (Cowlitzia) canalifera Gabb 1864
Subg. †Ectinochilus (Macilentos) Clark and Palmer 1923
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†Ectinochilus (Macilentos) macilenta White 1889
Fm. Turbinidae Rafinesque 1815
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Fm. Veneridae Rafinesque 1815 [venus clam]
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Fm. Volutidae Rafinesque 1815 [volute]
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Fm. Xenophoridae Troschel 1852 [carrier shell]
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Fm. Raninidae de Haan 1833
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Fm. Pocilloporidae Gray 1842
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Or. Lithonida Doederlein 1892
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Invalid names: Elasmostomatidae de Laubenfels 1955 [empty]
Fm. †Astrocoeniidae Koby 1890
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Fm. †Cellariidae Hincks 1880
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Invalid names: Cellaridae Hincks 1880 [misspelling]
Fm. †Aturiidae Chapman 1857
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Or. Gorgonacea Lamouroux 1816 [gorgonian]
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Fm. †Parisididae Aurivillius 1931
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Fm. Brissidae Gray 1855
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