Propustularia mejasensis (FOSSIL) Schilder, 1939 †
Propustularia neugeboreni (FOSSIL) (R. Hoernes & Aulinger,1879 †)
Propustularia paraguanensis (FOSSIL) B.M. Landau & Groves,2011 †
Propustularia simiensis (FOSSIL) (R.N. Nelson, 1925 †)
Propustularia surinamensis (Perry, 1811)
Siphocypraea alligator (FOSSIL) E.J. Petuch, 1994 †
Siphocypraea almirantensis (FOSSIL) A.A. Olsson, 1922 †
Siphocypraea amandusi (FOSSIL) L.G. Hertlein, 1927 †
Siphocypraea bairdi (FOSSIL) E.J. Petuch, 2004 †
Siphocypraea cannoni (FOSSIL) E.J. Petuch, 1994 †
Siphocypraea carolinensis (FOSSIL) (T.A. Conrad, 1841 †)
Siphocypraea crocodilia (FOSSIL) E.J. Petuch, 1994 †
Siphocypraea cubagnana (FOSSIL) N.E. Weisbord †
Siphocypraea diegelae (FOSSIL) E.J. Petuch, 1994 †
Siphocypraea dimasi (FOSSIL) E.J. Petuch, 1994 †
Siphocypraea erici (FOSSIL) E.J. Petuch, 1998 †
Siphocypraea floridana (FOSSIL) (W.C. Mansfield, 1931 †)
Siphocypraea griffini (FOSSIL) E.J. Petuch, 1991 †
Siphocypraea grovesi (FOSSIL) E.J. Petuch, 1998 †
Siphocypraea hertweckorum (FOSSIL) E.J. Petuch, 1991 †
Siphocypraea hughesi (FOSSIL) A.A. Olsson & R.E. Petit,1964 †
Siphocypraea jenniferae (FOSSIL) E.J. Petuch, 1998 †
Siphocypraea josiai (FOSSIL) D. Fehse, 1997 †
Siphocypraea kalafuti (FOSSIL) E.J. Petuch, 1994 †
Siphocypraea kelleyi (FOSSIL) E.J. Petuch, 1998 †
Siphocypraea ketteri (FOSSIL) E.J. Petuch, 1994 †
Siphocypraea kissimmeensis (FOSSIL) E.J. Petuch, 1994 †
Siphocypraea macbrideae (FOSSIL) E.J. Petuch, 1998 †
Siphocypraea macrovoluta (FOSSIL) C.S. Ferreira& O.R. Cunha, 1957 †
Siphocypraea mansfieldi (FOSSIL) E.J. Petuch, 1998 †
Siphocypraea marilynae (FOSSIL) E.J. Petuch, 1994 †
Siphocypraea merriami (FOSSIL) W.M. Ingram, 1939 †
Siphocypraea metae (FOSSIL) E.J. Petuch, 1994 †
Siphocypraea mulepenensis (FOSSIL) E.J. Petuch, 1991 †
Siphocypraea parodizi (FOSSIL) E.J. Petuch, 1994 †