Pseudopusula rota (H.C. Weinkauff, 1881)
Niveria rubescens (J.E. Gray, 1833) Ecuador4,4 mm
Dolichupis rubinicolor (J.S. Gaskoin, 1836) Sri Lanka7 mm
Hespererato rubra D. Fehse, 2016
Triviella rubra (H.O.N. Shaw, 1909) South Africa, Jeffreys Bay
Purpurcapsula rubramaculosa (D. Fehse & J. Grego,2002) Egypt, Hurghada3,5 mm
Trivellona rugosa Fehse, 2017
Cleotrivia rustica D. Fehse, 2015
Trivellona sagamiensis J.T. Kuroda & T. Habe,1971 Philippines, Aliguay Island6,2 mm
Gregoia salebrosa Fehse, 2017
Trivellona samadiae D. Fehse, 2015
Trivellona samarensis (C.N. Cate, 1979) Panama West
Triviella sanctispiritus (T. Shikama, 1974) South Africa22 mm
Sulcerato sandwichensis (G.B. II Sowerby, 1859) Hawaii5 mm
Pseudopusula sanguinea (G.B. II Sowerby, 1832) USA, California11,7 mm
Hespererato scabriuscula (G.B. II Sowerby, 1832) Panama10 mm
Trivirostra scabriuscula (Gray, 1828) Philippines, Mactan Island6,8 mm
Trivellona schepmani (F.A. Schilder, 1941) Philippines
Cypraeerato schneideri (F.A. Schilder, 1933) Panama West
Niveria selmae (O. Böttger, 1901) Florida
Lachryma senectus (FOSSIL) R. Murdoch, 1924 † New Zealand, Otago, Waitaki
Bellerato sepositum (FOSSIL) (C.R. Laws, 1935 †) New Zealand
Eratoena septentrionalis (C.N. Cate, 1977) Martinique
Trivellona sharonae (B. Hayes, 1993) South Africa, Bettys Bay10 mm
Trivirostra shawi F.A. Schilder, 1933 Philippines, Bantayan Island8,8 mm
Trivellona shimajiriensis (F.S. MacNeil, 1961) Tonga8,8 mm
Trivellona sibogae (M.M. Schepman, 1909) Philippines, Aliguay Island11,5 mm
Notoficula signyensis P.G. Oliver, 1983 South Orkney Islands
Niveria simonei Fehse, 2016
Archierato simulacrum (FOSSIL) C.R. Laws, 1939 †
Eratoena smithi (F.A. Schilder, 1933) Gulf of Oman
Pusula solandri (G.B. II Sowerby, 1832) Baja California15 mm
Trivellona speciosa (J.T. Kuroda& C.N. Cate in C.N. Cate, 1979) Philippines, Aliguay Island17 mm
Trivia sphaericulata (FOSSIL) (J.B.P.A. Lamarck,1810 †) Italy, Liguria
Trivirostra sphaeroides F.A. Schilder, 1933 Philippines, Aliguay Island8 mm