Nipponomysella subtruncata (M. Yokoyama, 1927) China, Zhejiang13,42 mm
Thecodonta symmetrica H.A. Pilsbry, 1921 Hawaii
Kelliola symmetros (J.G. Jeffreys, 1876) Albatross stn 20964 mm
Tellimya tahaia B.K. Raines & M. Huber,2012 Easter Island
Fronsella taiwanica Y.T. Ueng & J.P. Wang,2005 Taiwan
Mysella tanabensis T. Habe, 1960 Japan
Tellimya tehuelcha D.G. Zelaya& C.F. Ituarte, 2012
Mysella tellinula (N.H. Odhner, 1924) New Zealand
Tellimya tenella (S.L. Lovén, 1846) Sweden, Gullmarfjord5 mm
Kurtiella tertia S. Gofas & C. Salas, 2016
Kurtiella thielei M. Huber, 2015
Tellimya torishimensis P. Callomon, 1999
Kurtiella triangularis (R.B. Watson, 1897) Canary Islands1,5 mm
Tellimya trigona K.H. Barnard, 1964
Mysella trigonoelliptica (FOSSIL) J.D. Stilwell& Zinsmeister, 1992 † Antarctica, Seymour Island
Mysella triquetra (A.E. Verrill& K.J. Bush, 1898) America
Montacuta truncata (FOSSIL) Wood, 1840 † UK, England, Norfolk
Kurtiella tumida (Carpenter, 1864) British Columbia, Vancouver Island5 mm
Kurtiella tumidula (J.G. Jeffreys, 1866) Mediterranean Sea3 mm
Kurtiella umbonatum (Carpenter, 1857)
Mysella unidentata (N.H. Odhner, 1924) New Zealand
Planktomya vanderlindeni J.J. Van Aartsen& W. Engl, 2001 Canary Islands, Hierro7 mm
Mysella ventricosa O.A. Scarlato, 1981
Mysella vitrea C.F. Laseron, 1956
Tellimya vitrea (C. Hedley, 1907) New South Wales
Tellimya vitrea aupouria (W.F. Ponder, 1968) New Zealand
Montacuta voeringi H.B.S. Friele, 1877 Mediterranean Sea5 mm