http://www.sea-slug.com/species/umiusi091.htm
http://www.seaslugforum.net/factsheet.cfm?base=cuthanul
http://www.h.do-up.com/home/takayan/takapage414,htm.htm
http://online.divers.ne.jp/rie/seaslug/echizen2002/20.html
http://www.ne.jp/asahi/kappa-kuri/miyamoto/OSEHOO/umiushi265.html
http://www.bluering.org.au/Opisthobranchs-PointAddis4805.htm
http://www.nudipixel.net/species/trinchesia_anulata/
http://www.umiushi-zukan.com/eng/list_pic.php?ssw=g&kind_id=656
http://www.medslugs.de/E/Pac-NW/Tenellia_anulata/Selection.htm