Septaria psittacea L.A. Reeve
Clithon pulchellus (C.A. Récluz, 1843)
Smaragdia pulcherrima (G.F. Angas, 1871)
Neritina pulligera (C. Linnaeus, 1767)
Neritina pulligera knorri C.A. Récluz, 1841
Neritina puncta (FOSSIL) Etheridge, 1879 †
Theodoxus punctatolineatus (FOSSIL) (Sinzov, 1896 †)
Vittina puncticulata (J.B.P.A. Lamarck, 1822)
Neritina punctulata J.B.P.A. Lamarck, 1816
Puperita pupa (C. Linnaeus, 1767)
Puperita pupa tristis (A.V.M.D. D'Orbigny,1842)
Smaragdia purpureomaculata H. Dekker, 2000
Nerita quadricolor J.F. Gmelin, 1791
Theodoxus quadrifasciatus (FOSSIL) (E.A. Bielz, 1864 †)
Nerita radiata C.A. Récluz, 1841
Theodoxus radmanesti (FOSSIL) (A. Fuchs, 1870 †)
Theodoxus radovanovici (FOSSIL) (Š. Brusina, 1893 †)
Smaragdia rangiana (C.A. Récluz, 1841)
Clithon rarispinus (A. Mousson, 1849)
Clithon recluzianus E.J. Le Guillou, 1841
Theodoxus reiseri (FOSSIL) (Š. Brusina, 1902 †)
Theodoxus reticularis G.B. Sowerby, 1838
Theodoxus reticulatus (FOSSIL) Pana, 1990 †
Nerita reticulirata (FOSSIL) D.T. Dockery, 1993 †
Clithon retifera (W.H. Benson, 1836)
Clithon retropictum (E.C. Von Martens, 1879)
Otostoma retzii (FOSSIL) (S. Nilsson, 1827 †)
Theodoxus rhodiensis (FOSSIL) (J.R. Tournouërin Fischer, 1877 †)
Januncia rhoga (FOSSIL) R.L. Squires & Saul,1997 †
Velates rogeri (FOSSIL) Abbass, 1967 †
Vittina roissyana (C.A. Récluz, 1841)
Smaragdia roseopicta K.H.J. Thiele, 1930
Smaragdella roseotincta (FOSSIL) K.H.J. Thiele, 1930 †
Neripteron rostratus (L.A. Reeve, 1856)
Neritina roxoi (FOSSIL) Greve, 1938 †