Diodora candida (G.B. I Sowerby, 1835)
Diodora carditella (FOSSIL) W.H. Dall, 1892 †
Diodora carolinensis (FOSSIL) (T.A. Conrad, 1875 †)
Diodora catilla L.A. Reeve, 1850
Diodora cayenensis J.B.P.A. Lamarck, 1822
Diodora cayenensis henekeni (FOSSIL) C.J. Maury, 1917 †
Diodora chipolana (FOSSIL) (W.H. Dall, 1892 †)
Diodora clathrata (L.A. Reeve, 1849)
Diodora codocedae J.H. McLean & B.G. Andrade,1982
Diodora corbicula (G.B. II Sowerby, 1862)
Diodora cruciata (A.A. Gould, 1846)
Diodora crucifera (H.A. Pilsbry, 1891)
Diodora daidala (FOSSIL) Gardner, 1947 †
Diodora decisa (FOSSIL) G.P. Deshayes, 1861 †
Diodora delicata (E.A. Smith, 1899)
Diodora demartiniorum G. Buzzurro & P. Russo,2005
Diodora derbyi (FOSSIL) C.J. Maury, 1924 †
Diodora digueti (J.F. Mabille, 1895)
Diodora dorsata (T.A. de M. Monterosato,1878)
Diodora dysoni (L.A. Reeve, 1850)
Diodora edwardsi (P. Dautzenberg& H. Fischer, 1896)
Diodora elevata (R.W. Dunker, 1846)
Diodora elizabethae (E.A. Smith, 1901)
Diodora fargoi A.A. Olsson& J.T.L. McGinty, 1958
Diodora floridana (FOSSIL) Gardner, 1948 †
Diodora fluviana (W.H. Dall, 1889)
Diodora fontainiana (A.V.M.D. D'Orbigny,1841)
Diodora fragilis I. Pérez Farfante& F.C. Henríquez, 1946
Diodora fragilis (FOSSIL) C. Nielsen & al., 2004 †
Diodora funiculata (L.A. Reeve, 1850)
Diodora fuscocrenulata (E.A. Smith, 1906)
Diodora galeata (Hebling, 1779)
Diodora giannispadai Aissaoui, Puillandre& Bouchet, 2016
Diodora gibberula J.B.P.A. Lamarck, 1822
Diodora graeca (C. Linnaeus, 1758)