Classification of Taylor and Guex 2002
G. †Choristoceras Hauer 1865
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†Choristoceras rhaeticum Gümbel 1861
†Choristoceras robustum Taylor and Guex 2002
†Choristoceras shoshonensis Taylor and Guex 2002
G. †Sagenites Mojsisovics 1879
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†Sagenites minaensis Taylor and Guex 2002
†Sagenites striata Taylor and Guex 2002
G. †Monotis Bronn 1830
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Subg. †Monotis (Pacimonotis) Grant-Mackie and Silberling 1990
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†Monotis (Pacimonotis) subcircularis Gabb 1864
Fm. †Metasibiritidae Spath 1951
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G. †Paradiscamphiceras Taylor 1988
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†Paradiscamphiceras athabascanense Taylor 1988
†Paradiscamphiceras dickinsoni Taylor 1988