Classification of Waring 1917
G. Trochocyathus Milne-Edwards and Haime 1848
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†Trochocyathus zitteli Vaughan 1900
G. †Gyrodes Conrad 1860
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†Gyrodes compressus Waring 1917
†Gyrodes robustus Waring 1917
G. †Perissolax Gabb 1861
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†Perissolax blakei Conrad 1855
†Perissolax brevirostris Gabb 1864
G. Turritella Lamarck 1799 [turret shell]
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†Turritella andersoni Dickerson 1916
†Turritella chicoensis Gabb 1864
†Turritella maccreadyi Waring 1914
†Turritella martinezensis Gabb 1869
†Turritella reversa Waring 1917
†Turritella simiensis Waring 1917
†Turritella uvasana Conrad 1855
G. Fasciolaria Lamarck 1799 [tulip snail]
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†Fasciolaria chatsworthensis Waring 1917
†Fasciolaria mucronata Gabb 1869
G. †Placenticeras Meek 1876
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†Placenticeras californicum Anderson 1902
†Placenticeras pacificum Smith 1900
†Placenticeras sanctaemonicae Waring 1917
G. Cucullaea Lamarck 1801
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†Cucullaea mathewsonii Gabb 1864
†Cucullaea morani Waring 1914
†Cucullaea youngi Waring 1917
G. Pinna Linnaeus 1758
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†Pinna calamitoides Shumard 1858
†Pinna lewisi Waring 1914
G. †Inoceramus Sowerby 1814
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†Inoceramus pembertoni Waring 1917
†Inoceramus whitneyi Gabb 1869
G. Cardium Linnaeus 1758
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†Cardium brewerii Gabb 1864
†Cardium cooperii Gabb 1864
G. Crassatellites Krueger 1823
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†Crassatellites branneri Waring 1914
†Crassatellites conradianus Gabb 1864
†Crassatellites grandis Gabb 1864
†Crassatellites triangulatus Waring 1917
†Crassatellites tuscanus Gabb 1864
G. Macrocallista Meek 1876
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†Macrocallista cordata Waring 1917
†Macrocallista stantoni Waring 1917
G. Pholadomya Sowerby 1823
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†Pholadomya subelongata Meek 1857
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Invalid names: Pholadomya brewerii Gabb 1864 [synonym], Pholadomya royana Whiteaves 1879 [synonym]
G. †Isocardia Lamarck 1799
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†Isocardia chicoensis Waring 1917
†Isocardia tejonensis Waring 1914
†Venericardia planicosta Lamarck 1801
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†Venericardia planicosta hornii Gabb 1864
†Venericardia planicosta venturensis Waring 1917
Subg. Pecten (Propeamusium) Dall 1886
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†Pecten (Propeamusium) cowperi Waring 1917