http://slugsite.us/bow/phil/elysiaor.html
http://www.cybereef.com/opisthobranch_site/refpages/20820610.htm
http://slugsite.tierranet.com/wirtz98/peter_1.htm
http://www.seaslugforum.net/showall/elysorna
http://slugsite.us/bow/wirtz99/plate_1/wirtz_1h.htm
http://www.eperak.com/slugsite/Sacoglossa.html
http://www.subaqua.ch/sib029e.htm
http://www.medslugs.de/E/Atl-W/Elysia_ornata/Selection.htm
http://www.medslugs.de/E/Atl-E/Elysia_ornata/Selection.htm
http://www.medslugs.de/E/Med/Elysia_ornata/Selection.htm
http://www.nudipixel.net/species/elysia_ornata/
http://sacoglossa.lifedesks.org/pages/345