Cyllene paulucciana (FOSSIL) (C. d'Ancona, 1864 †)
Cyllenina paulucciana (FOSSIL) (C. De Stefani& D. Pantanelli, 1879 †)
Reticunassa paupera (A.A. Gould, 1850)
Reticunassa paupera dermestina (A.A. Gould, 1860)
Nassarius pauperatus (J.B.P.A. Lamarck, 1822)
Buccinanops paytensis (L.C. Kiener, 1834)
Strombinophos pedoctus (FOSSIL) P.O. Jung, 1969 †
Cyclope pellucida A. Risso, 1826
Ilyanassa peralta (FOSSIL) (T.A. Conrad, 1868 †)
Nassarius perdominulus (FOSSIL) S. Nomura & N. Zinbo,1935 †
Trajana perideris (W.H. Dall, 1910)
Nassaria perlata G.T. Poppe & K. Fraussen,2004
Bullia perlucida L. Bozzetti, 2014
Nassarius pernitidus (W.H. Dall, 1889)
Nassarius perpinguis (R.B. Hinds, 1844)
Bullia perryi J.C. Jay, 1855
Bullia persica E.A. Smith, 1878
Nassarius persicus (E.C. Von Martens, 1874)
Tritia pfeifferi (R.A. Philippi, 1844)
Cymatophos pilsbryi (FOSSIL) Kuroda & T. Habe, 1952 †
Strombinophos pilsbryi (FOSSIL) B.M. Landau, F. Da Silva& S.M. Heitz, 2016 †
Antillophos pirabica (FOSSIL) C.J. Maury, 1934 †
Nassarius plainei (FOSSIL) F. Van Dingenen, L. Ceulemans& al., 2015 †
Nassarius plebejus (K.H.J. Thiele, 1925)
Calophos plicatilis (FOSSIL) (Bose, 1906 †)
Dorsanum plicatum (FOSSIL) (J.P.S. Grateloup,1847 †)
Nassarius pliomagna (FOSSIL) (F. Sacco, 1904 †)
Phrontis polygonata (J.B.P.A. Lamarck, 1822)
Phos polygonus (FOSSIL) (G.B. Brocchi, 1814 †)
Reticunassa poppeorum L.A. Galindo, H.H. Kool& H. Dekker, 2017
Paranassa porcinum (FOSSIL) (T. Say, 1824 †)
Nassarius poteriensis (FOSSIL) F. Van Dingenen, L. Ceulemans& al., 2015 †
Nassarius poupini W.O. Cernohorsky, 1992
Tritia praeambiguus (FOSSIL) (J. Brown & H.A. Pilsbry,1913 †)
Nassarius praecedens (FOSSIL) (L.M.D. Bellardi, 1882 †)