Lucinoma percirrata (B.C. Cotton& F.C. Godfrey, 1938)
Bathycorbis percostata (FOSSIL) (C. Hedley, 1904 †)
Notomyrtea perfecta Glover & J.D. Taylor,2016
Cavilinga peritaphros (K.H. Barnard, 1964)
Epicodakia perobliqua (R. Tate, 1892)
Phacoides perovatus (FOSSIL) W.H. Dall, 1916 †
Divalinga perparvula (W.H. Dall, 1901)
Euanodontia perplexa (B.C. Cotton& F.C. Godfrey, 1938)
Opalocina persica Glover & J.D. Taylor,2016
Lucinoma persolida (FOSSIL) (F. Sacco, 1901 †)
Myrteopsis pertenera (FOSSIL) W.H. Dall, 1903 †
Loripes pertenuis E.A. Smith, 1881
Ctena peruviana (FOSSIL) A.A. Olsson, 1931 †
Lucina pharaonis (FOSSIL) L.M.D. Bellardi, 1854 †
Neophysema phenax (W.H. Dall & C.T. Simpson,1901)
Pegophysema philippiana (L.A. Reeve, 1850)
Leucosphaera philippinensis Glover & J.D. Taylor,2016
Anodontia pila (C. Linnaeus, 1758)
Lamellolucina pilbara D.W. Taylor & E.A. Glover,2002
Pillucina pisidium (R.W. Dunker, 1860)
Cardiolucina pisiformis (K.H.J. Thiele, 1930)
Cardiolucina pisum (L.A. Reeve, 1850)
Fimbria plana (FOSSIL) (Münster, 1841 †)
Codakia planatella (FOSSIL) R. Tate, 1885 †
Monitilora planulata (FOSSIL) (G.P. Deshayes, 1857 †)
Lucinoma playaensis (FOSSIL) A.A. Olsson, 1964 †
Mesolinga plebeia (FOSSIL) (Contejean, 1859 †)
Phacoides plesiolophus (FOSSIL) W.H. Dall, 1900 †
Myrtea plicatula A. Adams, 1862
Indoaustriella plicifera (C.B. Adams, 1855)
Linga podagrina (FOSSIL) W.H. Dall, 1903 †
Phenacocyclas pohli (FOSSIL) La Rocque, 1950 †
Cardiolucina pollii (FOSSIL) Icke, 1907 †
Cavilinga pomilia (FOSSIL) (T.A. Conrad, 1833 †)
Myrtina porcata E.A. Glover & Taylor,2007