Classification of Hickman 2023

G. Glycimeris Da Costa 1778
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†Glycimeris andersoni Dickerson 1917
Unr. Pteriomorphia Beurlen 1944
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Or. Arcida Stoliczka 1871
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Superfm. Arcoidea Lamarck 1809
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Fm. Glycymerididae Newton 1922
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G. Glycymeris Da Costa 1778
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†Glycymeris winlockensis Effinger 1938
Fm. †Parallelodontidae Dall 1898
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Subfm. †Grammatodontinae Branson 1942
G. †Porterius Clark 1925
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†Porterius cowlitzensis Weaver and Palmer 1922
†Porterius gabbi Dickerson 1917
†Porterius woodfordi Hanna 1927
Superfm. Limopsoidea Dall 1895
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Fm. Limopsidae Dall 1895
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G. Limopsis Sassi 1827
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†Limopsis squiresi Hickman 2023
Or. Limoida Moore 1952
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Superfm. Limoidea Rafinesque 1815
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Fm. Limidae Rafinesque 1815 [file clam]
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G. Acesta Adams and Adams 1858
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†Acesta oregonensis Clark 1925
G. Plicacesta Vokes 1963
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†Plicacesta bela Dickerson 1917
Superfm. Mytiloidea Rafinesque 1815
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Fm. Crenellidae Gray 1840
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G. Crenella Brown 1827
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†Crenella porterensis Weaver 1916
†Crenella washingtonensis Weaver 1916
Or. Pectinida Gray 1854 [scallop]
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Superfm. Pectinoidea Rafinesque 1815
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Fm. Pectinidae Wilkes 1810 [scallop]
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Subfm. Camptonectinae Habe 1977
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G. †Deltopecten Etheridge 1892
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†Deltopecten keaseyorum Hickman 2023
†Deltopecten kieli Hickman 2023
Fm. Propeamussiidae Abbott 1954 [mud scallop]
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G. Propeamussium de Gregorio 1884
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Or. †Pteriida Newell 1965
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Superfm. Pterioidea Gray 1847
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Fm. Isognomonidae Woodring 1925
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G. †Bathyisognomon Hickman 2023
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G. Isognomon Lightfoot 1786
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