Bithynia pygmaea H.B. Preston, 1908
Lufengospira pyriformis (FOSSIL) Yu & Xi, 1977 †
Bithynia quintanai P. Glöer & J. Beckmann,2007
Bithynia radomani P. Glöer & V.M. Pešic,2007
Bithynia raptiensis (P. Glöer & U. Bössneck,2013)
Bithynia reharensis (P. Glöer & U. Bössneck,2013)
Pseudobithynia renei (A. Letourneux, 1887)
Bithynia riddifordi C.R. Altaba, 2007
Gabbiella rosea G. Mandahl-Barth, 1968
Gabbia rotunda W.F. Ponder, 2003
Bithynia rubella (FOSSIL) H. Schütt in H. Schütt& Besenecker, 1973 †
Bithynia sabbae (FOSSIL) Gozhik, 2002 †
Pseudobithynia salonikensis P. Glöer & W.J.M. Maassen,2009
Hydrobioides sarasinorum G. Bollinger, 1914
Pseudobithynia saulcyi (J.R. Bourguignat, 1853)
Bithynia schuetti (FOSSIL) W.R. Schlickum& F. Strauch, 1974 †
Bithynia schwabii G.R. von Frauenfeld, 1865
Gabbiella schweinfurthi (C.F. Jickeli, 1874)
Gabbiella senaariensis (H.C. Küster, 1852)
Bithynia sermenazensis (FOSSIL) Depéret, 1894 †
Bithynia shapkarevi P. Glöer, I. Shoreva& V. Slavevska-Stamenkovic, 2015
Bithynia siamensis I. Lea, 1856
Bithynia siamensis goniomphalos (P.M.A. Morelet, 1866)
Wattebledia siamensis O.F. von Möllendorff,1902
Bithynia sibirica C.A. Westerlund, 1886
Parafossarulus sinensis Faust, 1930
Bithynia sistanica (T.N. Annandale& B. Prashad, 1919)
Bithynia skadarskii P. Glöer & V.M. Pešic,2007
Gabbia smithii (R. Tate, 1882)
Paraelona socialis (C.A. Westerlund, 1886)
Tylopoma sola (FOSSIL) Gozhik, 2002 †
Tylopoma speciosa (FOSSIL) (Cobalcescu, 1883 †)
Paraelona sphaerica (J.R. Bourguignatin É.A.A. Locard, 1894)
Gabbiella spiralis G. Mandahl-Barth, 1968
Parafossarulus spiridonovi F. Zatrawkin& Y.I. Starobogatov, 1989