Turbo abbreviatus (FOSSIL) Klipstein, 1843 †
Guildfordia aculeata S. Kosuge, 1979
Turbo acutangulus C. Linnaeus, 1758
Marmarostoma albofasciatus L. Bozzetti, 1994
Turbo albus T. Pennant, 1777
Lithopoma americanum (J.F. Gmelin, 1791)
Bolma anacanthos (FOSSIL) Beu & Ponder, 1979 †
Bolma andersoni (E.A. Smith, 1902)
Turbo angelvaldesi J.A. Ortea & J. Espinosa,1996
Turbo angustus (FOSSIL) Klipstein, 1843 †
Bolma anoropha (FOSSIL) B.F. Kensley & Pether,1986 †
Astraea aora (FOSSIL) W.P. Woodring, 1928 †
Astralium aquitanicum (FOSSIL) É.A. Benoist, 1874 †
Marmarostoma argyrostomus (C. Linnaeus, 1758)
Marmarostoma argyrostomus perspeciosus (T. Iredale, 1929)
Marmarostoma artensis R.P. Montrouzier, 1860
Turbo articulatus L.A. Reeve, 1848
Bellastraea aster (FOSSIL) (Tenison Woods, 1879 †)
Bolma astericola (W.H. Dall, 1925)
Astralium asteriscum (L.A. Reeve, 1843)
Bellastraea aurea (I.H. Jonas, 1844)
Bolma aureola C. Hedley, 1907
Bolma austroconica (FOSSIL) Beu & Ponder, 1979 †
Tectariopsis avonensis (FOSSIL) K.V.W. Palmer, 1953 †
Uvanilla babelis (P. Fischer, 1874)
Bolma baccata (FOSSIL) (J.L.M. Defrance, 1827 †)
Bolma baccata mariacristinae (FOSSIL) B.M. Landau, R. Marquet& Grigis, 2003 †
Pachypoma barbarensis W.H. Dall, 1919
Bolma bartschi W.H. Dall, 1913
Astralium basalis (FOSSIL) A.A. Olsson, 1922 †
Bolma bathyraphis (E.A. Smith, 1899)
Astraea belgica (FOSSIL) Gilbert, 1952 †
Astraea belgica (FOSSIL) M. Glibert, 1952 †
Turbo belviderensis (FOSSIL) Stanton, 1947 †
Turbo benbrookensis (FOSSIL) Stanton, 1947 †