Sydaphera panamuna (T.A. Garrard, 1975)
Trigonostoma panones (FOSSIL) G.F. Harris, 1902 †
Cancellaria paramoorei (FOSSIL) J. Gardner, 1937 †
Nipponaphera pardalis P. Bouchet & R.E. Petit,2002
Bonellitia parilis (FOSSIL) K.V.W. Palmer †
Inglisella parva (FOSSIL) C.R. Laws, 1935 †
Trigonostoma parvotriangula (FOSSIL) (F. Sacco, 1894 †)
Mericella paschalis (K.H.J. Thiele, 1925)
Microsveltia patricia (K.H.J. Thiele, 1925)
Marianarona patuxentia (FOSSIL) (Martin, 1904 †)
Nipponaphera paucicostata (G.B. III Sowerby, 1894)
Admete paytensis (FOSSIL) A.A. Olsson, 1930 †
Cancellaria penita (FOSSIL) A.A. Olsson, 1942 †
Massyla perdiciana (FOSSIL) A.A. Olsson, 1942 †
Zeadmete pergradata (J.C. Verco, 1904)
Perplicaria perplexa (FOSSIL) W.H. Dall, 1890 †
Perplicaria perplexa woodringi (FOSSIL) E.J. Petuch, 1994 †
Trigonostoma perspectiva (FOSSIL) T.A. Conrad, 1834 †
Aphera peruana (FOSSIL) R.N. Nelson, 1870 †
Agatrix petiti (FOSSIL) P. Lozouet, 2015 †
Brocchinia petiti (FOSSIL) P.A. Maxwell, 1992 †
Cancellaria petiti (FOSSIL) A.A. Olsson, 1967 †
Gergovia petiti J.C.N. Barros& S.F.B. de Lima, 2007
Africotriton petiti A.G. Beu & P.A. Maxwell,1987
Cancellaria petuchi M.G. Harasewych, R.E. Petit& A. Verhecken, 1992
Unitas peyreirensis (FOSSIL) (M.A. Peyrot, 1928 †)
Admete philippii H.F.A. von Ihering, 1907
Sveltella philippii A.E.M. Cossmann, 1899
Zeadmete physomon P. Bouchet & R.E. Petit,2008
Cancellaria pilula (FOSSIL) B.M. Landau & al., 2012 †
Cancellaria pinguis (FOSSIL) J. Gardner, 1937 †
Beuella pisanelloides (FOSSIL) (A.E.M. Cossmann, 1923 †)
Solatia piscatoria (J.F. Gmelin, 1791)
Cancellaria plagiostoma (FOSSIL) T.A. Conrad, 1834 †
Trigonostoma planispirum (P. Nyst, 1845 )