Classification of Gale et al. 2018
Superfm. †Acanthoceratoidea de Grossouvre 1894
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Fm. †Acanthoceratidae Grossouvre 1894
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Subfm. †Acanthoceratinae de Groussouvre 1894
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G. †Acanthoceras Neumayr 1875
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†Acanthoceras jukesbrownei Spath 1926
†Acanthoceras rhotomagense Brongniart 1822
G. †Calycoceras Hyatt 1900
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G. †Cunningtoniceras Collignon 1937
Subfm. †Mantelliceratinae Hyatt 1903
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G. †Mantelliceras Hyatt 1903
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†Mantelliceras cantianum Spath 1926
†Mantelliceras mantelli Sowerby 1814
Subor. †Ancyloceratina Wiedmann 1966
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Superfm. †Turrilitoidea Gill 1871
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Superfm. †Hoplitoidea Douvillé 1890
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Fm. †Schloenbachiidae Parona and Bonarelli 1897
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