Pelopina rudis (L.A. Reeve, 1859)
Cyathodonta rugosa (J.B.P.A. Lamarck, 1818)
Asthenothaerus rushii (H.A. Pilsbry, 1897)
Cyathodonta sagamiensis T. Habe, 1977
Thracia salsettensis (J.C. Melvill, 1893)
Thracia schencki (FOSSIL) Teglund, 1933 †
Thracia schmidti (FOSSIL) L. Krishtofovich, 1947 †
Parvithracia sematana (M. Yokoyama, 1922)
Thracia septentrionalis J.G. Jeffreys, 1872
Thracia shokawensis I. Hayami, 1959
Thracia similis J.P.Y. Couthouy, 1839
Parvithracia sirenkoi G.M. Kamenev, 2002
Thracia speciosa G.F. Angas, 1869
Cyathodonta spenceri (FOSSIL) W.H. Dall, 1903 †
Thracia squamosa P.P. Carpenter, 1856
Thracia stelcki (FOSSIL) McLearn, 1945 †
Thracia stimpsoni W.H. Dall, 1886
Thracia stutchburyi M. Huber, 2010
Thraciopsis subrecta B.C. Cotton & F.C. Godfrey,1938
Thracia subrhombica (FOSSIL) Hayami 1958 †
Parvithracia suteri H.J. Finlay, 1927
Thracia transversa (FOSSIL) (Lea) †
Thracia trapezoides T.A. Conrad, 1849
Lampeia triangula G.M. Kamenev& V.A. Nadtochy, 1998
Cyathodonta tristani (FOSSIL) A.A. Olsson, 1922 †
Cyathodonta tumbeziana A.A. Olsson, 1961
Cyathodonta undulata T.A. Conrad, 1849
Thracia utcholokensis (FOSSIL) Ilyina, 1962 †
Thracia vegrandis W.B. Marshall & R. Murdoch,1919
Thracia viceliacensis (FOSSIL) A.V.M.D. D'Orbigny,1850 †
Asthenothaerus villosior P.P. Carpenter, 1864
Thracia villosiuscula (W. Macgillivray, 1827)
Thracia vitrea (F.W. Hutton, 1873)
Phragmorisma watsoni (E.A. Smith, 1885)
Thracia weedi (FOSSIL) Stanton, 1899 †