Phymorhynchus sulciferus (K.J. Bush, 1893)
Asperdaphne suluensis (M.M. Schepman, 1913)
Pleurotomella suparaniosa P. Dautzenberg & H. Fischer,1896
Daphnella supercostata (E.A. Smith, 1882)
Kuroshiodaphne supracancellata (M.M. Schepman, 1913)
Typhlosyrinx supracostata (M.M. Schepman, 1913)
Veprecula sykesii (J.C. Melvill & R. Standen,1903)
Philbertia syriaca P.M. Pallary, 1938
Teretia sysoevi M. Morassi & A. Bonfitto,2015
Daphnella tagaroae P. Stahlschmidt, G.T. Poppe& M. Chino, 2014
Famelica tajourensis A.V. Sysoev & Y.I. Kantor,1987
Taranis tanata R.M.A. Figueira& R.S. Absalão, 2010
Asperdaphne tasmanica (J.E. Tenison-Woods,1877)
Famelica tasmanica A.V. Sysoev & Y.I. Kantor,1987
Teretia tavianii M. Morassi & A. Bonfitto,2015
Exomilus telescopialis (J.C. Verco, 1896)
Bathybela tenelluna (É.A.A. Locard, 1897)
Daphnella tenuiclathrata E.A. Smith, 1882
Rimosodaphnella tenuipurpurata A. Bonfitto & M. Morassi,2013
Daphnella tenuisculpta (FOSSIL) (J.E. Tenison-Woods,1877 †)
Xanthodaphne tenuistriata A.V. Sysoev, 1988
Daphnella teramachii K. Oyama & Y. Takemura,1958
Teretia teres (L.A. Reeve, 1844)
Daphnella terina J.C. Melvill & R. Standen,1896
Kermia tessellata (R.B. Hinds, 1843)
Daphnella tetartemoris (J.C. Melvill, 1910)
Rimosodaphnella textilis (FOSSIL) (G.B. Brocchi, 1814 †)
Pleurotomella thalassica W.H. Dall, 1919
Teretiopsis thaumastopsis (P. Dautzenberg& H. Fischer, 1896)
Kermia thespesia (J.C. Melvill & R. Standen,1896)
Daphnella thia J.C. Melvill & R. Standen,1903
Daphnella thiasotes (J.C. Melvill & R. Standen,1896)
Kermia thorssoni C.K. Chang, 2001
Daphnella thygatrica É.A.A. Locard, 1897
Daphnella ticaonica (L.A. Reeve, 1845)