Venustatrochus atlantis (W.J. Clench & C.G. Aguayo,1940)
Calliostoma attrina (FOSSIL) W.C. Mansfield, 1925 †
Thysanodonta aucklandica B.A. Marshall, 1988
Calliostoma audebardi (FOSSIL) (B. de Basterot, 1825 †)
Calliostoma aulicum J.F. Quinn, 1992
Calliostoma aupourianum (B.A. Marshall, 1995)
Calliostoma aurora W.H. Dall, 1888
Calliostoma axelolssoni J.F. Quinn, 1992
Calliostoma babelicum (T. Habe, 1961)
Calliostoma bairdii A.E. Verrill& S. Smith in A.E. Verrill, 1880
Maurea barbara (FOSSIL) J. Marwick, 1942 †
Calliostoma barbouri W.J. Clench & C.G. Aguayo,1946
Calliostoma basulense G.T. Poppe, S.P. Tagaro& C. Vilvens, 2014
Calliostoma belauense T.A. Okutani & Kurata,1998
Calliostoma bellatrix R.C. Willan, 2002
Calliostoma bellicosum (FOSSIL) H.F.A. von Ihering,1907 †
Calliostoma bellum (FOSSIL) (T.A. Conrad, 1834 †)
Calliostoma benedicti W.H. Dall, 1889
Calliostoma benoisti (FOSSIL) A.E.M. Cossmann& M.A. Peyrot, 1916 †
Maurea benthicola (R.K. Dell, 1950)
Calliostoma bermudense J.F. Quinn, 1992
Calliostoma bernardi J.H. McLean, 1984
Calliostoma bezanconi (FOSSIL) (Vasseur, 1881 †)
Calliostoma bigelowi W.J. Clench & C.G. Aguayo,1938
Calliostoma blacki (A.W.B. Powell, 1950)
Calliostoma blanfordi (FOSSIL) Noetling, 1895 †
Astele boileaui (FOSSIL) J. Marwick, 1931 †
Calliostoma bonita A.M. Strong, G.D. Hanna& L.G. Hertlein, 1933
Calliostoma boucheti B.A. Marshall, 1995
Thysanodonta boucheti B.A. Marshall, 1988
Margarella bouvetia A.W.B. Powell, 1951
Metaconulus brasili (FOSSIL) (A.E.M. Cossmann, 1902 †)
Calliostoma brunneopictum J.F. Quinn, 1992
Calliostoma brunneum (W.H. Dall, 1881)
Metaconulus buchozi (FOSSIL) Renard, 1994 †