Classification of the genus Trepospira
G. †Trepospira Ulrich and Scofield 1897
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†Pleurotomaria (Trepospira) chitralensis Reed 1925
†Pleurotomaria (Trepospira) hunica Diener 1903
Subg. †Trepospira (Trepospira) Ulrich and Scofield 1897
†Trepospira discoidalis Newell 1935
†Trepospira illinoisensis Worthen 1884
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Invalid names: Pleurotomaria depressa Cox 1857 [replaced], Pleurotomaria kentuckiensis Miller 1889 [synonym], Trepospira (Trepospira) minima Hoare 1961 [synonym]
†Trepospira kentuckiensis Sturgeon 1937
†Trepospira sphaerulata Conrad 1842