Classification of Shigeta 2016

Subor. †Ammonitina Hyatt 1889
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Superfm. †Desmoceratoidea Zittel 1895
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Fm. †Desmoceratidae Zittel 1895
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G. †Desmophyllites Spath 1829
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Fm. †Pachydiscidae Spath 1922
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G. †Canadoceras Spath 1922
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Canadoceras multicostatum Matsumoto 1954
G. †Menuites Spath 1922
G. †Pachydiscus Zittel 1884
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Pachydiscus excelsus Matsumoto 1979
Superfm. †Hoplitoidea Douvill√© 1890
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Fm. †Placenticeratidae Hyatt 1900
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G. †Metaplacenticeras Spath 1926
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Subor. †Lytoceratina Hyatt 1899
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Superfm. †Tetragonitoidea Hyatt 1900
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Fm. †Gaudryceratidae Spath 1927
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G. †Gaudryceras de Grossouvre 1894
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Fm. †Tetragonitidae Hyatt 1900
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G. †Saghalinites Wright and Matsumoto 1954
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Saghalinites teshioensis Matsumoto 1984
G. †Tetragonites Kossmat 1895
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Invalid names: Lytoceras (Tetragonites) henleyense Anderson 1958 [synonym]
Subor. †Ancyloceratina Wiedmann 1966
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Superfm. †Turrilitoidea Gill 1871
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Fm. †Baculitidae Gill 1871
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G. †Baculites Lamarck 1799
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Baculites subanceps Haughton 1925
Fm. †Nostoceratidae Hyatt 1894
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G. †Didymoceras Hyatt 1900
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Didymoceras hidakense Shigeta 2016