Taranis benthicola (R.K. Dell, 1956)
Kermia bernardi (J.W. Brazier, 1876)
Raphitoma bernardoi E. Rolán, J. Otero-Schmidt& F. Fernandes, 1998
Eucyclotoma bicarinata (W.H. Pease, 1863)
Raphitoma bicolor (A. Risso, 1826)
Acamptodaphne biconica (M.M. Schepman, 1913)
Kermia bifasciata (W.H. Pease, 1860)
Mioawateria bigranulosa (T.A. Okutani, 1964)
Raphitoma birmanica (FOSSIL) E.W. Vredenburg, 1921 †
Asperdaphne bitorquata (G.B. III Sowerby, 1896)
Famelica bitrudis (K.H. Barnard, 1963)
Gymnobela blakeana (W.H. Dall, 1881)
Lusitanops blanchardi (P. Dautzenberg& H. Fischer, 1896)
Paramontana blanfordi (G. Nevill & H. Nevill,1875)
Paramontana blanfordi pullula (R.P.J. Hervier, 1897)
Raphitoma bofilliana (G.R. Sulliotti, 1889)
Daphnella boholensis (L.A. Reeve, 1843)
Pseudodaphnella boholensis A.E. Fedosov& N. Puillandre, 2012
Taranis borealis P. Bouchet & A. Warén,1980
Philbertia boreoscaberrina (FOSSIL) (Nordsieck, 1972 †)
Daphnella botanica C. Hedley, 1918
Acanthodaphne boucheti M. Morassi & A. Bonfitto,2010
Hemilienardia boucheti Wiedrick, 2017
Xanthodaphne bougainvillensis A.V. Sysoev, 1988
Gymnobela brachis (W.H. Dall, 1919)
Raphitoma brachyope (FOSSIL) A.E.M. Cossmann, 1896 †
Gymnobela brachypleura A.V. Sysoev, 1990
Raphitoma bracteata (P.M. Pallary, 1904)
Asperdaphne brenchleyi (G.F. Angas, 1877)
Xanthodaphne bruneri (A.E. Verrill& S. Smith in A.E. Verrill, 1884)
Kermia brunnea (W.H. Pease, 1860)
Rimosodaphnella brunneolineata A. Bonfitto & M. Morassi,2013
Gymnobela brunnistriata A.V. Sysoev, 1990
Veprecula brunonia (W.H. Dall, 1924)
Phymorhynchus buccinoides T.A. Okutani, K. Fujikura& T. Sasaki, 1993