http://www.seaslugforum.net/showall/chelpall
http://www.unterwasserbilder.de/marin3/schne1/phi1022.htm
http://www.medslugs.de/E/Pac-W/Chelidonura_pallida/Selection.htm
http://rfbolland.com/okislugs/chelpall.html
http://www.umiushi.info/photo_species/photo_splist_eng.php?sopt=0&loc=0000
http://www.edge-of-reef.com/opistobranchi/opi/OPIChelidonurapallidaen.htm
http://www.medslugs.de/E/Pac-NW/Chelidonura_pallida/Selection.htm
http://www.Philippine-Sea-Slugs.com/Cephalaspidea/Chelidonura_pallida.htm
http://www.nudipixel.net/species/chelidonura_pallida/
http://www.nudibranch.org/Sulawesi Sea Slugs/html/sss-sea-slugs.html
http://www.umiushi-zukan.com/eng/list_pic.php?ssw=g&kind_id=8
http://www.medslugs.de/E/Ind-E/Chelidonura_pallida/Selection.htm