Classification of Elias 1958

G. †Bucanopsis Ulrich and Scofield 1897
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Subg. †Bucanopsis (Retispira) Knight 1945
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G. †Euphemites Warthin 1930
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†Euphemites compressus Elias 1958
G. †Amaurotoma Knight 1945
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†Amaurotoma aspera Girty 1934
†Amaurotoma knighti Elias 1958
G. †Baylea de Koninck 1881
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Subg. †Baylea (Trepospira) Ulrich and Scofield 1897
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G. †Cerithioides Haughton 1859
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†Cerithioides gleanensis Longstaff 1926
G. †Phanerotrema Fischer 1885
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†Phanerotrema grayvillense Norwood and Pratten 1855
G. †Phymatopleura Girty 1939
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G. †Platyceras Conrad 1840
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G. †Trepospira Ulrich and Scofield 1897
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†Trepospira depressa Cox 1857
†Trepospira sphaerulata Conrad 1842
G. †Worthenia de Koninck 1883
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†Worthenia thomasi Elias 1958
G. †Soleniscus Meek and Worthen 1860
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Subg. †Soleniscus (Macrochilina) Bayle 1880
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Subg. †Zygopleura (Cyclozyga) Knight 1930
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G. †Donaldina Knight 1933
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†Donaldina attenuata Donald 1898
†Donaldina tenuis de Koninck 1883
G. †Aviculopecten M'Coy 1851
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Cl. †Pelecypoda Goldfuss 1820
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G. †Paleolima Hind 1903
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†Paleolima retifera Shumard and Swallow 1858
Subg. †Murchisonia (Goniostropha) Oehlert and Oehlert 1888
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