• Aplysiopterus neapolitanus Delle Chiaje, 1830 accepted as Elysia viridis (Montagu, 1804)
• Bosellia leve Fernández-Ovies & Ortea, 1986 accepted as Bosellia levis Fernandez-Ovies & Ortea, 1986
• Bosellia levis Fernandez-Ovies & Ortea, 1986
• Bosellia mimetica Trinchese, 1891
• Elysia annedupontae Ortea, Caballer, Moro & Espinosa, 2005
• Elysia cauze Er. Marcus, 1957
• Elysia cyanea Mamo in Caruana, 1867 accepted as Thuridilla hopei (Vérany, 1853)
• Elysia fezi Vilella, 1968 (taxon inquirendum)
• Elysia flava Verrill, 1901
• Elysia fusca Philippi, 1844 accepted as Elysia viridis (Montagu, 1804)
• Elysia gordanae T. E. Thompson & Jaklin, 1988 accepted as Elysia margaritae Fez, 1962
• Elysia grandifolia Kelaart, 1858
• Elysia hetta Perrone, 1990
• Elysia manriquei Ortea & Moro, 2009
• Elysia margaritae Fez, 1962
• Elysia marginata (Pease, 1871)
• Elysia marmorata Cantraine, 1835 accepted as Elysia viridis (Montagu, 1804)
• Elysia minuta Sars M., 1835 accepted as Elysia viridis (Montagu, 1804)
• Elysia ornata (Swainson, 1840)
• Elysia pagenstecheri Marcus Ev., 1982 accepted as Elysia viridis (Montagu, 1804)
• Elysia papillosa A. E. Verrill, 1901
• Elysia rubeni Martín-Hervás, Carmona, K. R. Jensen, Licchelli, Vitale & Cervera, 2020
• Elysia splendida Grube, 1861 accepted as Thuridilla hopei (Vérany, 1853)
• Elysia subornata A. E. Verrill, 1901
• Elysia timida (Risso, 1818)
• Elysia tomentosa K. R. Jensen, 1997
• Elysia translucens Pruvot-Fol, 1957
• Elysia viridis (Montagu, 1804)
• Elysia viridis var. lactea Bergh, 1880 accepted as Elysia timida (Risso, 1818)
• Elysia viridis var. olivacea Jeffreys, 1869 accepted as Elysia viridis (Montagu, 1804)
• Pterogasteron marginatus Pease, 1871 accepted as Elysia marginata (Pease, 1871)
• Thallepus ornatus Swainson, 1840 accepted as Elysia ornata (Swainson, 1840)
• Thuridilla hopei (Vérany, 1853)
• Thuridilla mazda Ortea & Espinosa, 2000