Neothauma servainianum A. Grandidier, 1885
Neothauma servainianum minor J.R. Bourguignat, 1888
Taia shanensis (W. Kobelt, 1909)
Mekongia siamensis (G.R. von Frauenfeld,1865)
Paludina simonis A.R.J.B. Bavay, 1898
Viviparus sinzovi (FOSSIL) (Pavlov, 1925 †)
Mekongia smithi (T.C. Yen, 1942)
Paludina soluta (FOSSIL) Hislop, 1859 †
Mekongia sphaericula (G.P. Deshayes, 1876)
Viviparus sphaeridius (J.R. Bourguignat, 1880)
Viviparus spratti (FOSSIL) Fuchs, 1877 †
Viviparus spurius (FOSSIL) Š. Brusina, 1874 †
Viviparus stefanescui (FOSSIL) (Stefanescu, 1896 †)
Viviparus stevanovici (FOSSIL) T.A. Neubauer, M. Harzhauser, A. Kroh, E. Georgopoulou& O. Mandic,
Kosovia stevanovici (FOSSIL) Atanackovic, 1959 †
Kosovia striata (FOSSIL) Miloševic, 1978 †
Viviparus stricturatus (FOSSIL) M. von Neumayr, 1869 †
Viviparus strossmayerianus (FOSSIL) Š. Brusina, 1874 †
Viviparus sturi (FOSSIL) M. von Neumayr, 1869 †
Paludina subangulata (FOSSIL) B. Phillips, 1871 †
Lioplax subcarinata (T. Say, 1816)
Viviparus subconcinnus (FOSSIL) (Sinzov, 1876 †)
Paludina subcylindracea (FOSSIL) Hislop, 1859 †
Viviparus sublentus (FOSSIL) Orbigny, 1850 †
Notopala sublineata (T.A. Conrad, 1850)
Viviparus subpurpureus T. Say, 1829
Campeloma subsolidum J.G. Anthony, 1860
Viviparus suessi (FOSSIL) M. von Neumayr in M. von Neumayr& C.R.C. Paul, 1875 †
Viviparus suevicus (FOSSIL) W.A. Wenz, 1919 †
Cipangopaludina sujfunensis I.M. Moskvicheva, 1979
Viviparus sukljei (FOSSIL) Jenko, 1944 †
Lioplax sulculosa (K.T. Menke, 1828)
Filopaludina sumatrensis (R.W. Dunker, 1852)
Filopaludina sumatrensis peninsularis (R.A.M. Brandt, 1974)
Filopaludina sumatrensis polygramma (E.C. Von Martens, 1860)