Classification of Pattison 1977

G. †Anomphalus Meek and Worthen 1866
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†Anomphalus permianus King 1848
G. †Euconospira Ulrich and Scofield 1897
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†Euconospira antrina von Schlotheim 1816
G. †Naticopsis M'Coy 1844
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†Naticopsis minima Brown 1839
G. †Phymatopleura Girty 1939
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†Phymatopleura verneuili Geinitz 1848
G. †Yunnania Mansuy 1912
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†Yunnania helcina von Schlotheim 1820
G. †Meekospira Ulrich and Scofield 1897
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†Meekospira symmetrica King 1844
G. †Donaldina Knight 1933
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†Donaldina geinitziana King 1848