http://slugsite.us/bow/nudwk346.htm
http://slugsite.us/bow/ps_108.htm
http://slugsite.us/bow/ps_egg.htm
http://rfbolland.com/okislugs/platsang.html
http://online.divers.ne.jp/ono/seaslug7/room7-6.html
http://www.medslugs.de/E/Pac-W/Platydoris_sanguinea/Selection.htm
http://www.Philippine-Sea-Slugs.com/Nudibranchia/Euctenidiacea/Platydoris_sanguinea.htm
http://www.seaslugforum.net/showall/platsang
http://www.underwaterkwaj.com/nudi/cryptobranchs/e414.htm
http://www.nudipixel.net/species/platydoris_sanguinea/
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=254
http://www.medslugs.de/E/Ind-E/Platydoris_sanguinea/Selection.htm