Retusa sulcata (R.B. Watson, 1883)
Sulcoretusa sulcata (A.V.M.D. D'Orbigny,1841)
Sulcoretusa sulcata lipara (FOSSIL) (W.P. Woodring, 1928 †)
Relichna sumatrana (K.H.J. Thiele, 1925)
Retusa tarutana K.R. Smythe, 1979
Retusa tenerifensis (F. Nordsieck& F.F. Talavera, 1979)
Retusa teramachii T. Habe, 1952
Retusa tokyoensis T. Habe, 1950
Retusa tornata (R.B. Watson, 1886)
Pyrunculus totostriatus (FOSSIL) B.M. Landau, F. Da Silva& S.M. Heitz, 2016 †
Retusa toyamaensis (T. Habe, 1955)
Retusa trunca Á. Valdés, 2008
Retusa truncatella (É.A.A. Locard, 1883)
Relichna truncatula (M.M. Schepman, 1913)
Retusa truncatula (J.G. Bruguière, 1792)
Retusa umbilicata (G. Montagu, 1803)
Retusa variabilis (K.O. Milaschewitsch,1912)
Relichna venustula (A. Adams, 1862)
Cylichnina villica (A.A. Gould, 1859)
Retusa waughiana (C. Hedley, 1899)
Retusa xystrum W.H. Dall, 1919
Retusa yaquensis (FOSSIL) C.J. Maury, 1917 †