http://online.divers.ne.jp/ono/seaslug1/room1-10.html
http://www.seaslugforum.net/showall/hallinde
http://rfbolland.com/okislugs/hallinde.html
http://www.umiushi.info/photo_species/photo_splist_eng.php?sopt=0&loc=0000
http://www.sea-slug.com/species/umiusi293.htm
http://www.h.do-up.com/home/takayan/takapage86.htm
http://www.medslugs.de/E/Pac-NW/Hallaxa_indecora/Selection.htm
http://www.nudibranch.com.au/pages/0072b.htm
http://www.underwaterkwaj.com/nudi/cryptobranchs/e497.htm
http://www.nudipixel.net/species/hallaxa_indecora/
http://www.umiushi-zukan.com/eng/list_pic.php?ssw=g&kind_id=221
http://www.medslugs.de/E/Pac-W/Hallaxa_indecora/Selection.htm