Crenostrea achanes (FOSSIL) W.P. Woodring, 1982 †
Exogyra africana (FOSSIL) T. Say, 1820 †
Ilymatogyra africana (FOSSIL) (J.B.P.A. Lamarck,1801 †)
Gryphaea aginensis (FOSSIL) (R. Tournouer, 1880 †)
Hyotissa aguaclarensis (FOSSIL) (F. Hodson & al., 1927 †)
Pycnodonte amakusensis (FOSSIL) Tashiro, 1978 †
Catinula ancliffensis (FOSSIL) Cox & Arkell, 1948 †
Crenostrea antiguensis (FOSSIL) (J. Brown, 1913 †)
Gyrostrea anubis (FOSSIL) N. Malchus, 1990 †
Exogyra aquila (FOSSIL) A. Brongniart, 1871 †
Exogyra aquillana (FOSSIL) L.W. Stephenson, 1953 †
Gryphaea arcta (FOSSIL) A. Braun, 1841 †
Gryphaea arcuata (FOSSIL) J.B.P.A. Lamarck, 1801 †
Gryphaea arcuataeformis (FOSSIL) Kiparisova, 1936 †
Exogyra arietina (FOSSIL) (F.A. Roemer, 1849 †)
Nanogyra auricularis (FOSSIL) (Münster, 1833 †)
Gryphaea avicularis (FOSSIL) Münster, 1841 †
Pegma bajaensis (FOSSIL) R.L. Squires & Demetrion,1990 †
Gryphaea balli (FOSSIL) (Stefanini, 1925 †)
Gryphaea belli (FOSSIL) L.W. Stephenson, 1941 †
Pycnodonte biauriculata (FOSSIL) (J.B.P.A. Lamarck,1819 †)
Gryphaea bilobata (FOSSIL) Sowerby, 1835 †
Ceratostreon boussingaulti (FOSSIL) (A.V.M.D. D'Orbigny,1842 †)
Gryphaea brongniarti (FOSSIL) H.G. Bronn, 1831 †
Exogyra bruntrutana (FOSSIL) (Thurmann, 1830 †)
Pycnodonte callifera (FOSSIL) (J.B.P.A. Lamarck,1819 †)
Exogyra callophyla (FOSSIL) H.F.A. von Ihering,1903 †
Exogyra canaliculata (FOSSIL) (Sowerby, 1813 †)
Exogyra cancellata (FOSSIL) L.W. Stephenson, 1914 †
Crenostrea cannoni (FOSSIL) (J. Marwick, 1928 †)
Pycnodonte cariosa (FOSSIL) (G.P. Deshayes, 1832 †)
Exogyra cartledgei (FOSSIL) Bose, 1919 †
Afrogyra cartledgei (FOSSIL) (Boese) †
Exogyra clarki (FOSSIL) Shattuck, 1903 †
Neopycnodonte cochlear (G.S. Poli, 1795)