Cyphoma intermedium (G.B. I Sowerby, 1828)
Cyphoma intermedium gibsonsmithorum E.J. Petuch, 1987
Cypraedia interposita (FOSSIL) (G.P. Deshayes, 1865 †)
Testudovolva intricata C.N. Cate, 1973
Ovula ishibashii (J.T. Kuroda, 1928)
Cypraedia ismaili (FOSSIL) Abbass, 1967 †
Simnia jacintoi D. Fehse & J.E. Trigo,2015
Crenavolva janae F.Jr. Lorenz & D. Fehse,2009
Pseudosimnia jeanae (C.N. Cate, 1973)
Pseudosimnia juanjosensii (A.M. Pérez & B. Gómez,1987)
Archivolva kahlbrocki F.Jr. Lorenz, 2009
Volva kilburni C.N. Cate, 1975
Prosimnia korkosi D. Fehse, 2005
Diminovula kosugei (C.N. Cate, 1973)
Naviculavolva kurziana (C.N. Cate, 1976)
Kuroshiovolva lacanientae F.Jr. Lorenz, 2009
Margovula lacrima (Cate, 1973)
Pseudosimnia lacrima L.R.L. Simone & C.M. Cunha,2012
Procalpurnus lacteus (J.B.P.A. Lamarck, 1810)
Phenacovolva lahainaensis (C.N. Cate, 1969)
Aclyvolva lanceolata (G.B. II Sowerby, 1848)
Phenacovolva lenoreae C. Cardin & J.G. Walls,1980
Crenavolva leopardus D. Fehse, 2002
Simnia lhommei (FOSSIL) A.E.M. Cossmann, 1907 †
Cypraedia lhommei (FOSSIL) (A.E.M. Cossmann& G. Pissarro, 1913 †)
Simnia limondinae L. Dolin & P. Lozouet,2004
Archivolva lissenungensis (F.Jr. Lorenz, 2005)
Simnia loebbeckeana (H.C. Weinkauff, 1881)
Calcarovula longirostrata (G.B. I Sowerby, 1828)
Dentiovula lorenzi D. Fehse, 2011
Serratovolva luteocincta A. Celzard, 2008
Pellasimnia maccoyi (J.E. Tenison-Woods,1878)
Simnia macleani (C.N. Cate, 1976)
Cypraedia macrodon (FOSSIL) L. Dolin & J.M. Pacaud,2009 †
Cyphoma macumba E.J. Petuch, 1979