Classification of Westermann 1969

Fm. †Phylloceratidae Zittel 1884
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Subfm. †Calliphylloceratinae Spath 1927
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G. †Holcophylloceras Spath 1927
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Subfm. †Phylloceratinae Zittel 1884
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G. †Partschiceras Fucini 1920
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†Partschiceras ellipticum Westermann 1969
G. †Phylloceras Suess 1865
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Subg. †Phylloceras (Zetoceras) Kovacs 1939
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Fm. †Oppeliidae Bonarelli 1894
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Subfm. †Oppeliinae Douville 1890
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G. †Bradfordia Buckman 1910
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Subg. †Bradfordia (Praeoppelia) Westermann 1969
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Fm. †Lytoceratidae Neumayr 1875
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Subfm. †Lytoceratinae Neumayr 1875
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G. †Lytoceras Suess 1865
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†Lytoceras eudesianum d'Orbigny 1846
Fm. †Hildoceratidae Hyatt 1867
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Subfm. †Grammoceratinae Buckman 1904
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†Asthenoceras nannodes Buckman 1890
Subfm. †Harpoceratinae Neumayr 1875
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†Pseudolioceras costistriatum Westermann 1969
†Pseudolioceras maclintocki Haughton 1858
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Fm. †Hammatoceratidae Buckman 1887
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Subfm. †Hammatoceratinae Buckman 1887
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Invalid names: Witchellia aguilonia Imlay 1964 [synonym]
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Invalid names: Hammatoceras discus Merla 1902 [synonym], Harpoceras amaltheiforme Vacek 1886 [synonym], Oppelia moerickei Jaworski 1926 [synonym]
Subg. †Eudmetoceras (Eudmetoceras) Buckman 1920
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Fm. †Sonniniidae Buckman 1892
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G. †Pelekodites Buckman 1923
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Subg. †Pelekodites (Spatulites) Buckman 1928
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†Pelekodites pelekus Buckman 1923
G. †Sonninia Douvillé 1879
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Subg. †Sonninia (Alaskoceras) Westermann 1969
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G. †Witchellia Buckman 1889
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†Witchellia sutneroides Westermann 1969
Fm. †Strigoceratidae Buckman 1914
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G. †Hebetoxyites Buckman 1924
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†Hebetoxyites hebes Buckman 1924
Fm. †Otoitidae Mascke 1907
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G. †Docidoceras Buckman 1919
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Subg. †Docidoceras (Docidoceras) Buckman 1919
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Subg. †Docidoceras (Trilobiticeras) Buckman 1919