Classification of Klinger et al. 2010

Subor. †Ancyloceratina Wiedmann 1966
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Superfm. †Turrilitoidea Gill 1871
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Fm. †Anisoceratidae Hyatt 1900
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G. †Tarrantites Klinger et al. 2010
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†Tarrantites adkinsi Scott 1928