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Turbonopsis apachiensis
Day & Beus, 1982 † (FOSSIL)
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Floyda concentrica
W.H. Webster, 1905 † (FOSSIL)
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Turbonopsis coronola
(A.H. Clarke & Swartz, 1913 †) (FOSSIL)
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Westerna gigantea
(W.H. Webster, 1888 †) (FOSSIL)
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Turbonopsis hackberryensis
(W.H. Webster, 1906 †) (FOSSIL)
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Palaeotrochus kearnyi
(J.W. Hall, 1861 †) (FOSSIL)
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Floyda obliqua
(Spriesterbach, 1919 †) (FOSSIL)
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Westerna pulchra
Fenton & Fenton, 1924 † (FOSSIL)
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Turbonopsis shumardii
(J.W. Hall, 1879 †) (FOSSIL)
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Turbonopsis spiculatus
(Fenton & Fenton, 1924 †) (FOSSIL)
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Westwooditrochus westwoodensis
Cook, 1998 † (FOSSIL)
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