Inglisella awakinoensis (FOSSIL) C.R. Laws, 1935 †
Cancellaria axelolssoni (FOSSIL) B.M. Landau & al., 2012 †
Brocchinia azorica (P. Bouchet & A. Warén,1985)
Trigonostoma babylonicum (FOSSIL) Lea, 1833 †
Cancellaria badrii (FOSSIL) Abbass, 1972 †
Tribia bahia (FOSSIL) H.A. Pilsbry& A.A. Olsson, 1941 †
Cancellaria bajaensis (FOSSIL) Perrilliat & Cristín,2016 †
Bivetiella bajonensis (FOSSIL) P.O. Jung & R.E. Petit,1990 †
Euclia balboae H.A. Pilsbry, 1931
Aphera bananensis (FOSSIL) B.M. Landau & al., 2012 †
Cancellaria barjonae (FOSSIL) Da Costa, 1867 †
Cancellaria barjonae bearnensis (FOSSIL) Da Costa, 1867 †
Cancellaria barjonae salomacensis (FOSSIL) Da Costa, 1867 †
Zeadmete barkeri A.W.B. Powell, 1952
Trigonostoma barnardi (FOSSIL) A.W. Janssen, 1984 †
Cancellaria barretti (FOSSIL) R.J.L. Guppy, 1866 †
Narona barystoma (FOSSIL) W.P. Woodring, 1970 †
Tritonoharpa basilaevis A.G. Beu & P.A. Maxwell,1987
Iphinopsis bathyalis (T.A. Okutani, 1964)
Admetula bathynoma P. Bouchet & R.E. Petit,2008
Zeadmete bathyomon P. Bouchet & R.E. Petit,2008
Admetula bayeri R.E. Petit, 1976
Tritonoharpa bayeri (E.J. Petuch, 1987)
Cancellaria baylei (FOSSIL) Bezançon, 1870 †
Cancellaria beata (FOSSIL) P.O. Jung, 1965 †
Agatrix beatrix (FOSSIL) (A.A. Olsson, 1964 †)
Cancellaria bellardii (FOSSIL) (O.G. Michelotti, 1847 †)
Trigonostoma bellardii (FOSSIL) (C. De Stefani& D. Pantanelli, 1886 †)
Trigonostoma benoisti (FOSSIL) M.A. Peyrot, 1925 †
Bonellitia bernayi (FOSSIL) A.E.M. Cossmann, 1889 †
Unitas beui (FOSSIL) Renard, 1994 †
Tritonoharpa beui A. Verhecken, 1997
Cancellaria beyrichi (FOSSIL) C. Mayer, 1858 †
Trigonostoma bicolor (R.B. Hinds, 1843)
Axelella bifoliata (FOSSIL) (T.H. Aldrich, 1903 †)