http://rfbolland.com/okislugs/halliju.html
http://rfbolland.com/okislugs/hallij2.html
http://www.seaslugforum.net/showall/halliju
http://www.medslugs.de/E/Pac-NW/Hallaxa_iju/Selection.htm
http://www.nudibranch.com.au/pages/1365b.htm
http://www.underwaterkwaj.com/nudi/cryptobranchs/e106.htm
http://www.seaslugsofhawaii.com/species/Hallaxa-iju-a.html
http://www.nudipixel.net/species/hallaxa_iju/
http://tahitinudi.jimdo.com/liste-des-espèces/hallaxa-iju/
http://www.umiushi-zukan.com/eng/list_pic.php?ssw=g&kind_id=217
http://www.Philippine-Sea-Slugs.com/Nudibranchia/Euctenidiacea/Hallaxa_iju.htm
http://www.medslugs.de/E/Pac-W/Hallaxa_iju/Selection.htm