Amalda otohime R. Majima, E. Tsuchida& K. Oshima, 1993
Ancilla otukai (FOSSIL) T. Shuto, 1959 †
Amalda ovalis (FOSSIL) A.G. Beu, 1970 †
Ancilla ovalis (G.B. II Sowerby, 1859)
Ancilla oyamai (FOSSIL) T. Shuto, 1959 †
Amalda pacei (E.J. Petuch, 1987)
Alocospira paeroa (FOSSIL) (C.A. Fleming, 1943 †)
Bearizia paeteli (FOSSIL) (O. Böttger, 1883 †)
Amalda pakaurangiensis (FOSSIL) (Olson, 1956 †)
Ancilla pananga (FOSSIL) A.A. Olsson, 1930 †
Alocospira papillata (FOSSIL) (R. Tate, 1889 †)
Ancilla papyracea (FOSSIL) J.P.S. Grateloup, 1834 †
Eburna paralamellata (FOSSIL) (W.C. Mansfield, 1925 †)
Amalda parentalis T. Shikama & T. Oishi,1977
Ancilla parvula (FOSSIL) K. Martin, 1884 †
Baryspira patula (FOSSIL) (P. Doderleinin L.M.D. Bellardi, 1882 †)
Spirancilla peracuta (FOSSIL) (Netschaew, 1897 †)
Amalda petterdi (R. Tate, 1893)
Amalda pinguis T. Ninomiya, 1991
Eburna pinguis (FOSSIL) R.J.L. Guppy, 1873 †
Spirancilla pinoides (FOSSIL) (A. De Gregorio, 1880 †)
Amalda platycephala (FOSSIL) (A.W.B. Powell& J.A. Bartrum, 1929 †)
Ancilla poenitens (FOSSIL) E.W. Vredenburg, 1923 †
Amalda ponderi T. Ninomiya, 1991
Bearizia priabonensis (FOSSIL) (Boussac, 1908 †)
Amalda pristina (FOSSIL) (Olson, 1956 †)
Amalda procera T. Ninomiya, 1991
Ancilla propinqua (FOSSIL) C.A. von Zittel, 1863 †
Ancilla pruinosa F. Boyer, 2015
Baryspira pseudoaustralis (FOSSIL) R. Tate, 1889 †
Ancillus pseudonana (FOSSIL) F.E. Eames, 1952 †
Amalda pullarium T. Ninomiya, 1991
Amalda pusagnensis (FOSSIL) J.M. Pacaud, D. Merle& Pons, 2013 †
Ancillina pusilla (FOSSIL) (A. Fuchs, 1877 †)
Spirancilla rakhiensis (FOSSIL) (F.E. Eames, 1952 †)