Persicula persiculocingulata (Tournier, 1997) West Sahara14 mm
Gibberula pfeifferi M.J. Faber, 2004 Cuba2,5 mm
Osvaldoginella phantasia (T. McCleery& A. Wakefield, 2007) Honduras, Roatan3,5 mm
Gibberula philippii (T.A. de M. Monterosato,1878) Italy, Cannizzaro3 mm
Persicula phrygia (G.B. II Sowerby, 1846) Galapagos8 mm
Gibberula pignonae J.A. Ortea, 2015
Plesiocystiscus politulus (W.H. Dall, 1919) California, Santa Cruz2,9 mm
Cystiscus politus (P.P. Carpenter, 1857) Mexico13 mm
Persicula polyodonta C. Vélain, 1877 Indian Ocean2,7 mm
Gibberula poppei T. Cossignani, 2001 Philippines, Mactan Island3 mm
Persicula porcellana (J.F. Gmelin, 1791) Venezuela13 mm
Cystiscus problematicus (J.H. Gatliff& C.J. Gabriel, 1916) Australia, Mornington Peninsula
Persicula progravida (FOSSIL) J. Gardner, 1937 † Florida, Alum Bluff formation7 mm
Persicula propeobesa (FOSSIL) W.C. Mansfield, 1925 † Trinidad and Tobago
Persicula propeobesa stenygra W.P. Woodring, 1970 Panama, Colón12 mm
Cystiscus pseudoaurantius F. Boyer, 2003 New Caledonia1,9 mm
Plesiocystiscus pseudogranulina M. Lussi & G. Smith, 1998
Cystiscus pseustes (E.A. Smith, 1904) South Africa, Cape2 mm
Gibberula pulchella (L.C. Kiener, 1834) Australia, Rottnest Island7 mm
Persicula pulcherrima (J.S. Gaskoin, 1849) Martinique5 mm
Gibberula pulvis F.P. Jousseaume, 1875 Réunion1,3 mm
Cystiscus punctatus F. Boyer, 2003 New Caledonia1,5 mm
Gibberula punctillum S. Gofas & F. Fernandes,1988 Sao Tomè Island1,9 mm
Cystiscus pusillus A. Wakefield& T. McCleery, 2006 Fiji Islands1,18 mm
Gibberula quadrifasciata (F.P. Marrat, 1873)
Gibberula quatrefortis T. McCleery, 2008 Grenadines, Saint Vincent2,6 mm
Persicula quemeneri T. Cossignani, 2001 New Caledonia7,2 mm
Gibberula rachmaninovi G. Kellner, 2003 Cape Verde8 mm
Gibberula ramsi J. Espinosa & J.A. Ortea,2007
Intelcystiscus rancholunensis J. Espinosa & J.A. Ortea,2006
Persicula rashafuni L. Bozzetti, 1993 Somalia, Ras Hafun18 mm
Gibberula rauli F. Fernandes, 1987 Cape Verde2,2 mm
Gibberula recondita (T.A. de M. Monterosato,1884) Italy, Cannizzaro4,5 mm
Canalispira replicata (J.C. Melvill, 1912)
Persicula reussi (FOSSIL) (Martin, 1879 †) Indonesia, Junghuhn