Codringtonia oetae (W. Kobelt, 1879)
Klikia orbiculata (FOSSIL) Binder, 2002 †
Tingitana orientalis (O. Böttger, 1884)
Theba orzolae E. Gittenberger& T.E.J. Ripken, 1985
Klikia osculum (FOSSIL) (Thomä, 1845) †
Parachloraea oxystoma (FOSSIL) (Thomä, 1845 †)
Helix pachya (J.R. Bourguignat, 1860)
Chilostoma padanum (G. Stabile, 1864)
Hemicycla paeteliana (L. Pfeiffer, 1859)
Hemicycla paivanopsis (J.F. Mabille, 1882)
Siretia pallaryi (W. Kobelt, 1909)
Siretia pallaryi minor (W. Kobelt, 1914)
Siretia pallaryi settoutensis (F. Llabador, 1952)
Helix pallidula L. Pfeiffer, 1846
Isaurica pamphylica P. Subai, 1994
Helix papilionacea A. Valenciennes, 1827
Eremina pardoi J. Rutllant, 1974
Codringtonia parnassia (J.R. Roth, 1855)
Helix pathetica A. Mousson, 1854
Tingitana paulii (P. Dautzenberg, 1915)
Loxana pedroi T. Cossignani& J. Ahuir Galindo, 2013
Helix pelagonesica (H. Rolle, 1898)
Campylaea pelia P. Hesse, 1912
Helix pellisboae L.H. Hupé, 1853
Liburnica pentheri (R. Sturany, 1901)
Rhododerma pericalla (W. Kobelt & H. Rolle,1896)
Helix perplexa A.E.J. Férussac, 1832
Hemicycla perraudierei (J.P.A. Grasset, 1857)
Hemicycla perrieri (J.F. Mabille, 1882)
Helix perspicua C. Linnaeus, 1758
Arianta petrii (M. von Kimakowicz, 1890)
Faustina petrovici (A.J. Wagner, 1914)
Helix philibinensis (E.A. Rossmässler, 1839)
Josephinella phocaea (J.R. Roth, 1855)
Helicigona phocea (J.R. Roth, 1856)