Cernuella oranensis (P.M.A. Morelet, 1852) Morocco, cap Cantin
Xerotricha orbignii (A.V.M.D. D'Orbigny,1836) Canary Islands
Helicella ordunensis (W. Kobelt, 1882) Spain, Alava7 mm
Trochulus oreinos (A.J. Wagner, 1914) Austria
Pyrenaearia organiaca (P. Fagot, 1905) Spain12 mm
Kalitinaia orientalis (K.K. Uvalieva& Sacharnova, 1995) Bulgaria
Monacha orsinii (C. Porro, 1841) Italy, Abruzzo14 mm
Helicella orzai E. Gittenberger& M.Y. Manga, 1980 Spain, Navarra
Monacha oshanovae I. Pintér & I. Pintér,1970 Bulgaria
Monacha osinii A. Villa, 1841 Italy
Monacha ovularis (J.R. Bourguignat, 1855) Bulgaria
Hystricella oxytropis (R.T. Lowe, 1831) Portugal, Madeira7,2 mm
Abchasohela pachnodes (O. Böttger, 1884) Caucasus
Xerosecta palatiana (P.M. Pallary, 1918) Morocco, cap Cantin12 mm
Amandana pallaresica (P. Fagot, 1886) Spain, Barcelona6,7 mm
Xeroleuca pallaryi J. Galindo, 2016 Morocco, Chaouia - Ouardigha, Khouribga14,8 mm
Monacha pamphylica B. Hausdorf, 2000 Turkey11,8 mm
Archaica papanica A.P. Pazylov& A.A. Schileyko, 1992 Kyrgyzstan
Ponentina papillosa D.T. Holyoak& G.A. Holyoak, 2012 Portugal, Portalegre
Xeropicta parableta (O. Böttger, 1881) Armenia8,4 mm
Xerosecta parieli (P.M. Pallary, 1920) Morocco, cap Cantin9 mm
Schileykiella parlatoris (And. Bivona-Bernardi,1839) Italy, Palermo
Monacha parumcincta (K.T. Menke, 1828) Italy
Eutheba parumcincta (L. Pfeiffer, 1837) Italy, Lecce13 mm
Pyrenaearia parva A. Ortiz De Zárate, 1956 Spain, Barcelona10,2 mm
Helicopsis paulhessei W.A. Lindholm, 1936 Ukraine
Heterostoma paupercula (R.T. Lowe, 1831) Portugal, Madeira4 mm
Xerotricha pavida (A. Mousson, 1872) Canary Islands
Metafruticicola pellita (A.E.J. Férussac, 1832) Greece, Rhodos14 mm
Metafruticicola pellita rhodia (A.E.J. Férussac, 1819) Greece, Rhodos14 mm
Xeromunda peloponnesia B. Hausdorf, 1990 Greece, Peloponnesus
Amandana penchinati (J.R. Bourguignat, 1868) Spain, Barcelona5,1 mm
Urticicola perchtae (FOSSIL) R.B. Salvador, 2013 † Germany
Metatheba perfrequens (P. Hesse, 1914) Russia, Georgia
Abchasohela pergranulata B. Hausdorf, 2001 Russia, Georgia