Cryptochorda dudariensis (FOSSIL) Strausz, 1966 †
Morum dunkeri (FOSSIL) Speyer, 1862 †
Harpa elegans (FOSSIL) G.P. Deshayes, 1835 †
Ranquilia exigua (FOSSIL) (R.A. Philippi, 1887 †)
Austroharpa exquisita (T. Iredale, 1931)
Morum exquisitum (A. Adams & L.A. Reeve,1848)
Morum fatimae (G.T. Poppe & T. Brulet,1999)
Morum finlayi (FOSSIL) (C.R. Laws, 1932 †)
Morum floridanum (FOSSIL) H.I. Tucker & R.B. Wilson,1933 †
Harpa fulvomichaelensis Orga, 1999
Harpa goodwini H.A. Rehder, 1993
Harpa gracilis W.J. Broderip& G.B. I Sowerby, 1829
Morum grande (A. Adams, 1853)
Harpa harpa (C. Linnaeus, 1758)
Morum harpaeformis (FOSSIL) (J.P.S. Grateloup,1827 †)
Morum harpaforme (FOSSIL) Powell & J.A. Bartrum,1929 †
Oniscidia harpula (FOSSIL) (T.A. Conrad, 1848 †)
Eocithara helenae (FOSSIL) D. Merle & J.M. Pacaud,2004 †
Eocithara hilarianis (FOSSIL) A. De Gregorio †
Harpa horrida (FOSSIL) R.W. Dunker, 1847 †
Morum inerme F.Jr. Lorenz, 2014
Harpa isthmica (FOSSIL) E.H. Vokes, 1984 †
Morum janae (D. Monsecour& F.Jr. Lorenz, 2011)
Morum joelgreenei W.K. Emerson, 1981
Oniscidia jungi (FOSSIL) B.M. Landau, 1996 †
Harpa kajiyamai T. Habe, 1970
Austroharpa kendricki (FOSSIL) N.H. Ludbrook, 1978 †
Harpa kolaceki T. Cossignani, 2011
Morum kurzi E.J. Petuch, 1979
Austroharpa learorum M.R. Hart & A. Limpus,1998
Morum lindae E.J. Petuch, 1987
Austroharpa loisae H.A. Rehder, 1973
Morum lorenzi (D. Monsecour, 2011)
Morum macandrewi (G.B. III Sowerby, 1889)
Morum macdonaldi W.K. Emerson, 1981