Paleopsephaea pergracilis (FOSSIL) B. Wade, 1926 †
Fusinus perplexus (A. Adams, 1864)
Euthriofusus peyrerensis (FOSSIL) M.A. Peyrot, 1925 †
Pseudolatirus pfeifferi (FOSSIL) (R.A. Philippi, 1846 †)
Latirus philberti (C.A. Récluz, 1844)
Latirus philippinensis M.A. Snyder, 2003
Clavilithes philmaxwelli (FOSSIL) A.G. Beu & B.A. Marshall,2011 †
Latirus pictus L.A. Reeve, 1847
Clavilithes pinus (FOSSIL) (Perry, 1811 †)
Perse pittsburgensis (FOSSIL) J.W. Durham, 1944 †
Fasciolaria plexa (FOSSIL) J. Wolff, 1897 †
Glaphyrina plicata A.W.B. Powell, 1929
Latirus plicatulus (H.E. Anton, 1838)
Pleuroploca plummeri (FOSSIL) (Gardner, 1935 †)
Fusinus polygonoides (J.B.P.A. Lamarck, 1822)
Latirus polygonus (J.F. Gmelin, 1791)
Pleuroploca ponderosa (I.H. Jonas, 1850)
Leucozonia ponderosa G.J. Vermeij & M.A. Snyder,1998
Granulifusus poppei A. Delsaerdt, 1995
Latirus poppei W.G. Lyons & Snyder, 2015
Fusus porrectus (FOSSIL) (D.C. Solander, 1766 †)
Heilprinia portelli (FOSSIL) E.J. Petuch, 1994 †
Streptochetus potomacensis (FOSSIL) Clark & Martin, 1901 †
Latirulus poustagnacensis P. Lozouet, 2015
Clavilithes pozoensis (FOSSIL) A.A. Olsson, 1928 †
Polygona praeanapetes (FOSSIL) B.M. Landau& G.J. Vermeij, 2012 †
Clavilithes praeconjunctus (FOSSIL) A.E.M. Cossmann, 1923 †
Pustulatirus praestantior (J.C. Melvill, 1891)
Peristernia preluchuana (FOSSIL) F.S. MacNeil, 1960 †
Fusinus prevosti (FOSSIL) M. Hörnes, 1856 †
Fusinus prevosti szobiensis (FOSSIL) Strausz, 1960 †
Saginafusus pricei (E.A. Smith, 1887)
Saginafusus pricei perficus T. Iredale, 1931
Triplofusus princeps (Sowerby, 1825)
Peristernia prismatica (T. Martyn, 1784)