Levistemma peculiaris C. de la Torre& P. Bartsch, 1972 Cuba
Holospira pedroana P. Bartsch, 1926 Mexico, San Luis Potosì
Cochlodinella pelecostata C. de la Torre& P. Bartsch, 1972 Cuba
Coelocentrum penion F.G. Thompson& L.R. Correa-Sandoval, 1994 Tamaulipas, Mexico
Pycnoptychia peraffinis (H.A. Pilsbry, 1903) Cuba
Torrecoptis percostata C. de la Torre& P. Bartsch, 1972 Cuba
Tetrentodon perdidoensis C. de la Torre& P. Bartsch, 1972 Cuba12,79 mm
Tetrentodon perdita C. de la Torre& P. Bartsch, 1972 Cuba
Arangia perfecta (H.A. Pilsbry, 1942) Cuba
Carcinostemma perlata (J. Gundlach in L. Pfeiffer, 1859) Cuba
Tetrentodon perlonga (C. de la Torre, 1932) Cuba24 mm
Bostrichocentrum perplexa F.G. Thompson, 1964 Oaxaca, Mexico
Brachypodella perplicata (A.E.J. Férussac, 1838) Venezuela14 mm
Pleurostemma perplicata (H.H. Beck, 1837) Cuba14 mm
Pleurostemma perplicata fastigiosa C. de la Torre& P. Bartsch, 1972 Cuba
Pleurostemma perplicata maisiensis C. de la Torre& P. Bartsch, 1972 Cuba
Pleurostemma perplicata yunguensis C. de la Torre& P. Bartsch, 1972 Cuba
Urocoptis perpunctata H.A. Pilsbry, 1933 Dominican Republic23,3 mm
Pineria perpusilla (C.B. Wurtz, 1950)
Microceramus petitianus (A.V.M.D. D'Orbigny,1841) Cuba
Microceramus petitianus perconicus (H.A. Pilsbry, 1904) Cuba
Cochlodinella petri C. de la Torre& P. Bartsch, 1972 Cuba
Coelocentrum pfefferi W.H. Dall, 1896 Chiapas, Mexico
Holospira pfeifferi (K.T. Menke, 1847) Puebla, Mexico
Tetrentodon philippiana (L. Pfeiffer, 1845) Cuba12 mm
Holospira picta P. Bartsch, 1925 Mexico, Saltillo
Macroceramus picturatus C. de la Torre& P. Bartsch, 1972 Cuba
Macroceramus pictus J. Gundlach in L. Pfeiffer, 1858 Cuba15,7 mm
Macroceramus pictus litteratus L. Pfeiffer, 1860 Cuba13,42 mm
Holospira pilocerei (L. Pfeiffer, 1841) Mexico
Planostemma pilotensis (J. Gundlach in R. Arango, 1862) Cuba
Amphistemma pilsbryana (H.F. Ramsden, 1914) Cuba
Bostrichocentrum pilsbryi W.H. Dall, 1895 Puebla, Mexico
Microceramus pilsbryi C. de la Torre& P. Bartsch, 1972 Cuba
Spiroceramus pilsbryi W.J. Clench, 1967 Haiti