Boucardicus notabilis (E.A. Smith, 1892)
Platyrhaphe nudus (H.A. Pilsbry& Y. Hirase, 1904) Japan, Miyako Island
Japonia obliquistriata R.A. Bullen, 1904 Indonesia
Cyclotus ogaitoi H. Minato, 1988 Taiwan
Cipangocharax okamurai M. Azuma, 1980 Japan, Hiroshima
Chamalycaeus okinawaensis S. Uozumi, A. Yamamoto& T. Habe, 1979 Japan
Metalycaeus okuboi Páll-Gergely & Hunyadi,2017
Boucardicus optio E. Fischer-Piette, Ch.P. Blanc, F. Blanc& F. Salvat, 1993
Owensgriffithsius orchidae K.C. Emberton, 2002 Madagascar
Leptopomoides orophilus (W.H. Benson, 1853)
Chamalycaeus otiphorus (W.H. Benson, 1859) Nepal
Cyathopoma ovatum (R.H. Beddome, 1875) India, Cuddalore
Boucardicus pachychilus K.C. Emberton, 1994 Madagascar
Laotia pahiensis E. Saurin, 1953 Laos2,2 mm
Cyclotus palawanicus E.A. Smith, 1895 Philippines, Palawan Island25,8 mm
Cyclophorus pallens P.M. Heude, 1885 Vietnam33 mm
Theobaldius parapsis (W.H. Benson, 1853)
Pterocyclus parvus (H.J. Pearson, 1833) Bangladesh
Cyathopoma pauliani B. Salvat, 1968 Madagascar
Chamalycaeus pearsoni (W.H. Benson, 1851) India, Assam
Boucardicus peggyae K.C. Emberton, 2010 Madagascar, Andriantantely
Cyanthopoma pembense B. Rowson, 2010 Zanzibar Island
Cyclotus penangensis (F. Stoliczka, 1872) Malaysia10 mm
Mychopoma pennatum W.S.S. Van Benthem-Jutting, 1958 Papua New Guinea
Alycaeus perakensis J.C.H. Crosse, 1879 Malaysia6 mm
Alycaeus perakensis altispirus O.F. von Möllendorff,1902 Malaysia6 mm
Cyclophorus perdix W.J. Broderip& G.B. I Sowerby, 1829 Indonesia, West Java40 mm
Cyclophorus perdix borneensis (W. Metcalfe, 1851) Malaysia, Borneo37 mm
Cyclophorus perdix plicifera E.C. Von Martens, 1900 Indonesia, Sumatra37,5 mm
Cyclophorus perdix tuba G.B. Sowerby, 1842 Malaysia25 mm
Leptopoma perlucidum (J.P.S. Grateloup, 1840) Malaysia, Borneo17 mm
Opisthoporus pertusus (P.M.A. Morelet, 1861) Malaysia, Borneo
Boucardicus petiti E. Fischer-Piette& J. Bedoucha, 1965
Myxostoma petiverianum Foon, 2016
Myxostoma petiverianum (W. Wood, 1828) Vietnam, Con Dao Islands30 mm