Daphnella arcta (E.A. Smith, 1884)
Daphnella areolata P. Stahlschmidt, G.T. Poppe& M. Chino, 2014
Veprecula arethusa (W.H. Dall, 1918)
Xanthodaphne argeta (W.H. Dall, 1890)
Raphitoma arnoldi (P.M. Pallary, 1906)
Mioawateria asarotum A.V. Sysoev, 1997
Daphnella aspersa (A.A. Gould, 1860)
Abyssobela atoxica Y.I. Kantor & A.V. Sysoev,1986
Daphnella atractoides R.P.J. Hervier, 1897
Raphitoma atropurpurea (É.A.A. Locard & E. Caziot,1900)
Pseudodaphnella attenuata C. Hedley, 1922
Gymnobela atypha (K.J. Bush, 1893)
Gymnobela augusta K.H.J. Thiele, 1925
Daphnella aulacoessa (R.B. Watson, 1881)
Daphnella aureola (L.A. Reeve, 1845)
Eubela awakinoensis (FOSSIL) A.W.B. Powell, 1942 †
Daphnella axis (L.A. Reeve, 1846)
Gymnobela bairdi A.E. Verrill & S. Smith,1884
Pleurotomella balcombensis (FOSSIL) (Powell, 1944 †)
Veprecula bandensis A.V. Sysoev, 1997
Pseudodaphnella barnardi (J.W. Brazier, 1876)
Amblyacrum bartonensis (FOSSIL) F.E. Edwards †
Nepotilla bartrumi (FOSSIL) C.R. Laws, 1939 †
Daphnella bartschi W.H. Dall, 1919
Gymnobela baruna A.V. Sysoev, 1997
Acanthodaphne basicincta M. Morassi & A. Bonfitto,2010
Asperdaphne bastowi (J.H. Gatliff& C.J. Gabriel, 1908)
Nepotilla bathentoma (J.C. Verco, 1909)
Pleurotomella bathybia (H. Strebel, 1908)
Raphitoma baudoni (FOSSIL) (G.P. Deshayes, 1865 †)
Raphitoma bedoyai E. Rolán, J. Otero-Schmidt& F. Fernandes, 1998
Asperdaphne bela C. Hedley, 1922
Pleurotomella bellistriata (FOSSIL) Clark, 1895 †
Pleurotomella benedicti A.E. Verrill & S. Smith,1884
Kermia benhami W.R.B. Oliver, 1915