Classification of Flower 1957
Or. †Actinocerida Teichert 1933
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G. †Actinoceras Bronn 1837
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†Actinoceras abortivum Flower 1957
†Actinoceras aequale Flower 1957
†Actinoceras anticostiense Billings 1857
†Actinoceras carletonense Twenhofel 1928
†Actinoceras gradatum Flower 1957
†Actinoceras huronioides Flower 1957
†Actinoceras incantatum Flower 1957
†Actinoceras margaretae Flower 1957
†Actinoceras mutabile Flower 1957
†Actinoceras sinclairi Flower 1957
†Actinoceras winstoni Flower 1957
G. †Armenoceras Foerste 1924
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†Armenoceras australe Flower 1957
†Armenoceras barnesi Flower 1957
†Armenoceras callaghani Flower 1957
†Armenoceras lenticontractum Flower 1957
†Armenoceras robsoni Whiteaves 1898
†Armenoceras vesperale Flower 1957
G. †Deiroceras Hyatt 1884
G. †Gonioceras Hall 1847
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†Gonioceras brainerdi Flower 1957
†Gonioceras multiseptatum Flower 1957
†Gonioceras obtusum Flower 1957
†Gonioceras pameliense Flower 1957
†Gonioceras paquettense Flower 1957
†Gonioceras quadratum Flower 1957
G. †Jeholoceras Kobayashi and Matumoto 1942
G. †Kochoceras Troedsson 1926
G. †Lambeoceras Foerste 1917
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†Lambeoceras armstrongi Flower 1957
†Lambeoceras rotundum Flower 1957
G. †Leurorthoceras Foerste 1921
G. †Polydesmia Lorenz 1906
G. †Sactoceras Hyatt 1884
G. †Wutinoceras Shimizu and Obata 1935