Classification of Batten 1979
G. †Discotropis Yochelson 1956
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†Discotropis klobukowskii Mansuy 1912
†Discotropis turritus Delpey 1941
G. †Microdoma Meek and Worthen 1867
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†Microdoma nodosum Batten 1979
†Microdoma variegata Batten 1979
G. †Trachydomia Meek and Worthen 1866
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†Trachydomia dussaulti Mansuy 1913
†Trachydomia gemmulata Batten 1979
†Trachydomia gobbetti Batten 1979
†Trachydomia imbricata Batten 1979
G. †Trachyspira Gemmellaro 1889
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†Trachyspira delphinuloides Gemmellaro 1889
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Invalid names: Trachyspira acanthica Gemmellaro 1889 [synonym], Trachyspira armata Greco 1937 [synonym], Trachyspira inermis Greco 1937 [synonym], Trachyspira millegranum Gemmellaro 1889 [synonym]
G. †Dichostasia Yochelson 1956
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†Dichostasia kampara Batten 1979
†Dichostasia solariiformis Delpey 1941
Subg. †Naticopsis (Naticopsis) M'Coy 1844
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†Naticopsis (Naticopsis) khurensis Waagen 1880
†Naticopsis (Naticopsis) piriformis Mansuy 1912
†Naticopsis (Naticopsis) praealta Wanner 1922
†Naticopsis (Naticopsis) tschernyschewi Yakowlew 1899