Macrocypraea spengleri (FOSSIL) E.J. Petuch, 1990 †
Cypraeorbis sphaeroides (FOSSIL) (T.A. Conrad, 1848 †)
Palaeocypraea spirata (FOSSIL) (von Schlotheim, 1820 †)
Proadusta splendens (FOSSIL) (J.P.S. Grateloup,1840 †)
Notadusta spolongensis (FOSSIL) Schilder, 1937 †
Erosaria spurca (C. Linnaeus, 1758)
Erosaria spurca atlantica T.A. de M. Monterosato,1897
Erosaria spurca cascabullorum F.F. Talavera, Dionis& R. Gomez, 1986
Zonaria spurcoides (FOSSIL) (W.M. Gabb, 1873 †)
Palaeocypraea squyeri (FOSSIL) G.B. Campbell, 1893 †
Staphylaea staphylaea (C. Linnaeus, 1758)
Staphylaea staphylaea consobrina (A. Garrett, 1879)
Staphylaea staphylaea consobrina descripta T. Iredale, 1935
Staphylaea staphylaea laevigata (P. Dautzenberg, 1932)
Staphylaea staphylaea nolani F.Jr. Lorenz, 1989
Cypraea staphylea (FOSSIL) C. Linnaeus, 1758 †
Trona stercoraria (C. Linnaeus, 1758)
Trona stercoraria minima (C. Linnaeus, 1758)
Trona stercoraria rattus (J.B.P.A. Lamarck, 1810)
Bistolida stolida (C. Linnaeus, 1758)
Bistolida stolida aureliae T. Cossignani, 2017
Bistolida stolida brianoi F.Jr. Lorenz, 2002
Bistolida stolida clavicola F.Jr. Lorenz, 1998
Bistolida stolida crossei (É. Marie, 1869)
Bistolida stolida kwajaleinensis (P. Martin & J.R. Senders,1983)
Bistolida stolida rubiginosa (J.F. Gmelin, 1791)
Bistolida stolida rubiginosa rufodentata G. Biraghi, 1976
Bistolida stolida salaryensis L. Bozzetti, 2008
Bistolida stolida salaryensis fulva L. Bozzetti, 2009
Bistolida stolida uvongoensis W. Massier, 2004
Cypraea subambigua (FOSSIL) Orbigny, 1852 †
Cypraea subamygdalum (FOSSIL) Orbigny, 1852 †
Schilderia subannularia (FOSSIL) (A.V.M.D. D'Orbigny,1852 †)
Bernayia subarata (FOSSIL) A.E.M. Cossmann, 1887 †
Notocypraea subcarnea (R.H. Beddome, 1896)