Oxyloma retusum (I. Lea, 1834)
Succinea riisei (L. Pfeiffer, 1853)
Succinea rotumana E.A. Smith, 1897
Catinella rotundata (A.A. Gould, 1846)
Succinea rubella W.H. Pease, 1871
Catinella rubida W.H. Pease, 1871
Lithotis rupicola (H.F. Blanford, 1836)
Succinea rusticana A.A. Gould, 1846
Succinea sagra D'Orbigny, 1842
Succinea sagraiana (A.V.M.D. D'Orbigny,1835)
Oxyloma salleanum (L. Pfeiffer, 1849)
Succinea sanctaehelenae R.P. Lesson, 1830
Oxyloma sanibelensis H.A. Rehder, 1933
Oxyloma sarsii (B. Esmark & Z.A. Hoyer,1886)
Succinea scalarina L. Pfeiffer, 1861
Oxyloma sillimani (T.B. Bland, 1865)
Papusuccinea simplex (L. Pfeiffer, 1854)
Succinea socorroensis W.H. Dall, 1926
Succinea solastra L.R. Hubricht, 1961
Oxyloma starobogatovi I.M. Likharev& A.A. Schileyko, 1986
Succinoides stelliferus A.A. Schileyko, 1967
Catinella stretchiana (T.B. Bland, 1865)
Succinea striata C.F.F. von Krauss, 1848
Novisuccinea strigata (L. Pfeiffer, 1855)
Succinea strigillata A. Adams & G.F. Angas,1864
Papusuccinea strubelli (H. Strebel, 1895)
Oxyloma subeffusum H.A. Pilsbry, 1948
Succinea subgranosa (L. Pfeiffer, 1849)
Succinea tahitensis L. Pfeiffer, 1847
Succinea tamarenis W.F. Petterd, 1879
Succinea tamsiana L. Pfeiffer
Succinea tenerrima C.M.F. Ancey, 1904
Succinea tenuis J. Gundlach in F. Poey,1858
Succinea tetragona C.M.F. Ancey, 1904
Succinea thaanumi C.M.F. Ancey, 1899