http://slugsite.us/bow/phil/cryptic.html
http://rfbolland.com/okislugs/phylcryp.html
http://www.seaslugforum.net/showall/phylcryp
http://slugsite.us/bow/nudwk266.htm
http://www.umiushi.info/photo_species/photo_splist_eng.php?sopt=0&loc=0000
http://www.medslugs.de/E/Pac-W/Phyllodesmium_crypticum/Selection.htm
http://www.medslugs.de/E/Ind-E/Phyllodesmium_crypticum/Selection.htm
https://www.Philippine-Sea-Slugs.com/Nudibranchia/Cladobranchia/Phyllodesmium_crypticum.htm
http://www.koretz.net/Eilat/Invertebrates/Molluscs/Nudibranchs/Pcrypticum.htm
http://www.medslugs.de/E/Pac-NW/Phyllodesmium_crypticum/Selection.htm
http://www.vibrantsea.net/phyllodesmium29_anilao27.htm
http://www.vibrantsea.net/phyllodesmium6_anilao32.htm
http://www.nudibranch.com.au/pages/6955a.htm
http://www.medslugs.de/E/Ind-NW/Phyllodesmium_crypticum/Selection.htm
http://www.nudipixel.net/species/phyllodesmium_crypticum/
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=479
http://www.dragonmouse.com.au/diving/nudibase.php?action=nudidetail&id=62