Elysia singaporensis C.K. Swennen, 2011
Elysia slimora Er. Marcus & Ev. Marcus,1966
Thuridilla splendens (K. Baba, 1949)
Elysia stylifera (K.R. Jensen, 1997)
Elysia subornata A.E. Verrill, 1901
Elysia sugashimae K. Baba, 1955
Elysia taino Krug,Vendetti & Valdés, 2016
Elysia thompsoni K.R. Jensen, 1993
Thuridilla thysanopoda (L.S.R. Bergh, 1905)
Elysia timida (A. Risso, 1818)
Elysia tokarensis K. Baba, 1957
Elysia tomentosa K.R. Jensen, 1997
Elysia translucens A. Pruvot-Fol, 1957
Elysia trilobata J. Heller & T.E. Thompson,1983
Elysia trisinuata K. Baba, 1949
Elysia tuca Er. Marcus & Ev. Marcus,1967
Thuridilla undula T.M. Gosliner, 1995
Thuridilla vataae (J.J. Risbec, 1928)
Elysia verrucosa K.R. Jensen, 1985
Thuridilla virgata (L.S.R. Bergh, 1888)
Elysia viridis (G. Montagu, 1804)
Elysia vreelandae Er. Marcus & Ev. Marcus,1970
Elysia yaeyamana K. Baba, 1936
Elysia zemi Krug,Vendetti & Valdés, 2016
Elysia zuleicae J.A. Ortea & J. Espinosa,2002