Helicina rawsoni (L. Pfeiffer, 1867)
Fadyenia redfieldiana (C.B. Adams, 1849) Jamaica
Helicina reeveana L. Pfeiffer, 1848 Cuba
Pleuropoma reflexilabiata J. Stanisic, 2010 Australia, Miriam Vale
Viana regina (P.M.A. Morelet, 1849) Cuba24 mm
Viana regina laevigata L. Pfeiffer, 1865 Cuba23,2 mm
Viana regina marmorata (C. de la Torre, 1950) Cuba
Viana regina multistriata (L. Pfeiffer, 1852) Cuba21 mm
Viana regina subunguiculata (F. Poey, 1859) Cuba26 mm
Eutrochatella remota (F. Poey, 1858) Cuba
Ogasawarana rex H. Minato, 1980 Japan, Ogasawara Islands
Helicina rhodostoma J.E. Gray, 1824 Dominica
Helicina rhynchostoma (R.J. Shuttleworth in L. Pfeiffer, 1865) Ecuador13,4 mm
Pleuropoma richardson J. Stanisic, 2010 Australia, Mount Richardson
Fadyenia riiseana E. Chitty, 1857 Jamaica
Pleuropoma rogersi (A.G. Bourne) India, Cuddalore
Orobophana rohri (L. Pfeiffer, 1848)
Tristramia rostrata (P.M.A. Morelet, 1849) Guatemala
Pleuropoma rotelloidea (J.W. Mighels, 1845) Hawaii
Alcadia rotunda (A.V.M.D. D'Orbigny,1842) Cuba6 mm
Helicina rotundata A.J. Wagner, 1910 Brazil
Helicina rubicunda W.H. Pease, 1868 Society Islands12 mm
Troschelviana rubromarginata (J. Gundlach in F. Poey,1858) Cuba5,85 mm
Lucidella rugosa (L. Pfeiffer, 1839) Cuba
Troschelviana rupestris (L. Pfeiffer, 1839) Bahamas
Hemipoma sadoense (H.A. Pilsbry& Y. Hirase, 1903) Japan, Niigata
Emoda sagraiana (A.V.M.D. D'Orbigny,1842) Cuba18 mm
Emoda sagraiana percrassa C.G. Aguayo & M.L. Jaume,1954 Cuba29 mm
Alcadia sakurai T. Habe, 1976 Japan
Poeniella salishora R.C. Pierce, 2001
Fadyenia salleana E. Chitty, 1857 Cuba
Lucidella samana H.A. Pilsbry, 1928 Dominican Republic4 mm
Pleuropoma samoana (A.J. Wagner, 1911)
Helicina sanctaemarthae H.A. Pilsbry& W.F. Clapp, 1902
Emoda sangraiana (A.V.M.D. D'Orbigny,1842) Cuba25 mm