Cerithiopsis perrini L.G. Hertlein & A.M. Strong,1951
Cerithiopsis peruviana (A.V.M.D. D'Orbigny,1840)
Cerithiopsis pesa W.H. Dall & P. Bartsch,1911
Cerithiopsis petala W.H. Dall, 1927
Cerithiopsis petanii J. Prkic & P. Mariottini,2010
Tubercliopsis philippinensis A. Cecalupo & I. Perugia,2012
Retilaskeya philippinensis A. Cecalupo & I. Perugia,2012
Joculator phtyr M. Jay & J. Drivas, 2002
Cerithiopsis pickeringae M. Jay & J. Drivas, 2002
Horologica pinea (C. Hedley, 1909)
Clathropsis pinedai A. Cecalupo & I. Perugia,2013
Joculator pinguis A. Cecalupo & I. Perugia,2012
Joculator pizzinii A. Cecalupo & I. Perugia,2013
Synthopsis placaisae A. Cecalupo & I. Perugia,2013
Seila planilata (FOSSIL) A. Nützel, 1998 †
Synthopsis plaziati A. Cecalupo & I. Perugia,2012
Sundaya poigounei Cecalupo & Perugia, 2017
Clathropsis poppearum A. Cecalupo & I. Perugia,2012
Cerithiopsis porteri F.C. Baker, G.D. Hanna& A.M. Strong, 1938
Cerithiopsis portoi E. Rolán & J. Espinosa,1996
Cerithiopsis postuloclathrata (FOSSIL) Darragh, 2017 †
Cerithiopsis powelli B.A. Marshall, 1978
Synthopsis praeacuta A. Cecalupo & I. Perugia,2012
Seila praelonga (FOSSIL) G.P. Deshayes, 1864 †
Horologica prelleana A. Cecalupo & I. Perugia,2012
Alipta premelvilli (FOSSIL) F.S. MacNeil, 1960 †
Cerithiopsis prieguei E. Rolán & J. Espinosa,1996
Synthopsis prima A. Cecalupo & I. Perugia,2012
Joculator priorai A. Cecalupo & I. Perugia,2012
Synthopsis producta A. Cecalupo & I. Perugia,2012
Cerithiopsidella propria (FOSSIL) (C.R. Laws, 1941 †)
Prolixodens proxima A. Cecalupo & I. Perugia,2014
Joculator prunus A. Cecalupo & I. Perugia,2013
Cerithiopsis pseudomanzonii (FOSSIL) O. Böttger, 1906 †
Cerithiopsis pseudomovilla E. Rolán & J. Espinosa,1996