http://siolibrary.ucsd.edu/slugsite/phil/cruentus.html
http://divegallery.com/4thimage.htm
http://www.cybereef.com/opisthobranch_site/refpages/CD7_16.htm
http://rfbolland.com/okislugs/gloscrue.html
http://online.divers.ne.jp/ono/seaslug2/room2-2.html
http://www.vibrantsea.net/cruentus12_floridas1.html
http://www.seaslugforum.net/showall/gloscrue
http://www.cosmos.ne.jp/~breach/slug%20full%206/nudi%20full167-j.html
http://www.umiushi.info/photo_species/photo_splist_eng.php?sopt=0&loc=0000
http://www.medslugs.de/E/Pac-W/Ardeadoris_cruenta/Selection.htm
http://www.medslugs.de/E/Pac-NW/Ardeadoris_cruenta/Selection.htm
http://slugsite.us/bow2007/nudwk679.htm
http://www.underwaterkwaj.com/nudi/solomons/s068.htm
http://www.nudipixel.net/species/glossodoris_cruenta/
http://www.Philippine-Sea-Slugs.com/Nudibranchia/Euctenidiacea/Ardeadoris_cruenta.htm
http://www.umiushi-zukan.com/eng/list_pic.php?ssw=g&kind_id=314
http://www.medslugs.de/E/Ind-E/Ardeadoris_cruenta/Selection.htm