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