http://www.seaslugforum.net/showall/phylserr
http://rfbolland.com/okislugs/phylserr.html
http://www.sea-slug.com/species/umiusi084.htm
http://www.umiushi.info/photo_species/photo_splist_eng.php?sopt=0&ow=&loc=0000
http://www.h.do-up.com/home/takayan/takapage38.htm
http://online.divers.ne.jp/rie/seaslug/echizen2002/21.html
http://www.ne.jp/asahi/kappa-kuri/miyamoto/OSEHOO/umiushi168.html
http://www.medslugs.de/E/Pac-NW/Phyllodesmium_serratum/Selection.htm
http://www.vibrantsea.net/phyllodesmium15_anilao16.htm
http://www.Philippine-Sea-Slugs.com/Nudibranchia/Dexiarchia/Phyllodesmium_serratum.htm
http://www.bluering.org.au/Opisthobranchs-CapeBridgewater2282.htm
http://www.nudipixel.net/species/phyllodesmium_serratum/
http://www.umiushi-zukan.com/eng/list_pic.php?ssw=g&kind_id=650
http://www.dragonmouse.com.au/diving/nudibase.php?action=nudidetail&id=75
http://www.medslugs.de/E/Pac-SW/Phyllodesmium_serratum/Selection.htm