Cerithidea rhizophorarum morchii A. Adams, 1855 South China Sea24 mm
Szaboella riethmuelleri (FOSSIL) (P. Oppenheim, 1892 †) Hungary, Bakony
Potamides ripaudi (FOSSIL) (Vasseur, 1881 †) France, Brittany
Cerithideopsis roselli (FOSSIL) Dominici & T. Kowalke,2014 † Spain
Potamides roumaini (FOSSIL) H.A. Pilsbry, 1910 † Haiti, Nord
Pirenella rugosa D.G. Reid, 2016
Potamides saltillensis (FOSSIL) T.H. Aldrich, 1911 † USA, Georgia, Brantley
Telescopium samanense (FOSSIL) A.A. Olsson, 1928 † Peru, Piura, Sullana
Potamides satillensis (FOSSIL) T.H. Aldrich, 1911 †
Cerithidea scalariformis (T. Say, 1825) Florida24,7 mm
Potamides scalaroides (FOSSIL) G.P. Deshayes, 1833 † France, Brittany
Potamides scruposus (FOSSIL) (G.P. Deshayes †) France, Normandy
Tympanotonos semicoronatum (FOSSIL) (J.B.P.A. Lamarck,1804 †) France, Paris Basin
Potamides semicostatum (FOSSIL) (R. Tate, 1885 †) Tasmania
Terebralia semistriatus O.A.L. Mörch, 1852 West Australia, Dampier
Tympanotonos semperi (FOSSIL) G.P. Deshayes, 1864 † France, Paris Basin
Potamides sespeensis (FOSSIL) Loel & Corey, 1932 † California, Doheney Beach
Bittiscala simplex (FOSSIL) (P. Marshall, 1917 †)
Cerithidea sindiensis (FOSSIL) E.W. Vredenburg, 1928 † Pakistan, Sind, Hyderabad
Cerithidea sinensis (R.A. Philippi, 1849) China, Zhejiang27,8 mm
Potamides sisophonensis (FOSSIL) Delpey, 1942 † Cambodia, Sisophon
Tympanotonos sonensis (FOSSIL) (L. Vignal, 1910 †) France, Aquitaine
Pyrazus spectabilis (FOSSIL) G.P. Deshayes, 1864 † France, Paris Basin
Tympanotonos stroppus (FOSSIL) A. Brongniart, 1823 † Greece, Epirus and Western Macedonia
Pirenella subconica (FOSSIL) (P.M. Pallary, 1901 †)
Terebralia subcorrugata (FOSSIL) A.V.M.D. D'Orbigny,1852 † France, Aquitaine42 mm
Harrisianella subglabra (FOSSIL) Schnetler, 2001 † Denmark, SjC¦lland, Faxe
Terebralia sublignitarum (FOSSIL) E.W. Vredenburg, 1928 † Pakistan, Baluchistan, Makran
Cerithideopsilla sucabumiana (FOSSIL) (Martin, 1899 †) Indonesia, Jawa Tengah
Terebralia sulcata (I. von Born, 1778) Philippines, Bohol Island55 mm
Pirenella supracretacea (FOSSIL) (L. von G. Tausch,1886 †) Hungary, Bakony
Dentimides suprasulcatus (FOSSIL) (W.M. Gabb, 1873 †) Brazil, Luís Correia
Pyrazus sutherlandi (FOSSIL) J. Marwick, 1929 † New Zealand, South Island
Potamides suturatus (FOSSIL) A.E.M. Cossmann, 1923 † France, Aquitaine
Mesohalina taschei (FOSSIL) (Ludwig, 1865 †) Belgium, Vlaanderen, Limburg