Boninena ogasawarae (H.A. Pilsbry, 1901) Japan
Ena oligogyrus O. Böttger, 1898 Turkey
Mastus olivaceus (L. Pfeiffer, 1846) Greece
Chondrula orientalis L. Pfeiffer, 1848 Turkey
Napaeus orientalis F.C. Henríquez, 1995 Canary Islands
Mastoides orloffensis (W. Kobelt, 1905) Kirghizistan, Jalal-Abad
Napaeus ornamentatus L. Moro, 2009 Canary Islands14,8 mm
Napaeus osoriensis (T.V. Wollaston, 1878) Canary Islands, Gran Canaria12,9 mm
Napaeopsis ossicus (O. Böttger, 1885) Greece
Pseudonapaeus otostomus C.A. Westerlund, 1898 Tajikistan
Subzebrinus ottonis (O.F. von Möllendorff,1902) China, Gansu Province24 mm
Multidentula ovularis (G.A. Olivier, 1791) Turkey, Silifke4 mm
Napaeus palmaensis (A. Mousson, 1872) Canary Islands, La Palma
Mirus panos (W.H. Benson, 1853) Sri Lanka
Euchondrus parreyssi (L. Pfeiffer, 1846) Cyprus7 mm
Euchondrus paucidentatus B.A. Gümüs & E. Neubert,2012 Turkey
Imparietula pelidne H.E.J. Biggs, 1946 Turkey
Mastus peloponnesicus (E. Gittenberger, 1984) Greece, Peloponnesus
Chondrula pindica (C.A. Westerlund, 1894) Greece
Napaeus pinguis C.M.F. Ancey, 1882 China, Xinjiang
Napaeus pinguis dilatatus C.M.F. Ancey, 1883 China, Xinjiang
Napaeus pinguis microconus C.M.F. Ancey, 1883 China, Xinjiang
Pupinidius porrectus O.F. von Möllendorff,1901 China, Sichuan
Buliminus potaninianus E.C. Von Martens, 1874 Iran
Mirus praelongatus (C.M.F. Ancey, 1882) China17 mm
Mastus procax W.J.M. Maassen, 1995 Greece, Crete Island
Napaeus procerus W.K. Emerson, 2006 Canary Islands
Mirus proletaria (L. Pfeiffer, 1855) Sri Lanka
Napaeus propinquus (R.J. Shuttleworth, 1852) Canary Islands
Napaeus pruninus (A.A. Gould, 1848) Azores17,8 mm
Euchondrus pseudovularis (L. Forcart, 1981)
Jaminia pupa (C. Linnaeus, 1758) Italy, Agrigento14,1 mm
Pupinidius pupinella (O.F. von Möllendorff,1902) China19,8 mm
Pupinidius pupinella altispirus (O.F. von Möllendorff,1902) China20 mm
Pupinidius pupinidius O.F. von Möllendorff,1901 China22,7 mm