Elysia marcusi (Ev. Marcus, 1972)
Elysia margaritae S .de Fez, 1962
Thuridilla mazda J.A. Ortea & J. Espinosa,2000
Elysia mercieri (A. Pruvot-Fol, 1930)
Elysia minima M. Ichikawa, 1993
Thuridilla moebii (L.S.R. Bergh, 1888)
Thuridilla multimarginata T.M. Gosliner, 1995
Elysia nealae J.M. Ostergaard, 1955
Thuridilla neona T.M. Gosliner, 1995
Elysia nigrocapitata K. Baba, 1957
Elysia nigropunctata (W.H. Pease, 1871)
Elysia nisbeti T.E. Thompson, 1977
Elysia obtusa K. Baba, 1938
Plakobranchus ocellatus (J.C. van Hasselt, 1824)
Elysia oerstedii O.A.L. Mörch, 1859
Elysia orientalis J.A. Ortea, L. Moro, G.M. Caballer& J. Espinosa, 2011
Elysia ornata (W.J. Swainson, 1840)
Elysia papillosa A.E. Verrill, 1901
Plakobranchus papua Meyers-Muñoz& van der Velde, 2016
Elysia patagonica C. Muniain & J.A. Ortea,1997
Elysia patina Ev. Marcus, 1980
Elysia pawliki Krug,Vendetti & Valdés, 2016
Thuridilla picta (A.E. Verrill, 1901)
Elysia pilosa J.J. Risbec, 1928
Elysia pratensis J.A. Ortea & J. Espinosa,1996
Elysia punctata E.F. Kelaart, 1858
Elysia purchoni T.E. Thompson, 1977
Elysia pusilla (L.S.R. Bergh, 1871)
Elysia rufescens (W.H. Pease, 1871)
Elysiobranchus ryukyuensis M. Ichikawa, 1993
Elysia sarasuae J.A. Ortea, L. Moro, G.M. Caballer& J. Espinosa, 2011
Elysia scops Er. Marcus & Ev. Marcus,1967
Elysia serca Er. Marcus, 1955
Elysia setoensis I. Hamatani, 1968
Elysia siamensis C.K. Swennen, 1998