http://slugsite.us/bow/phil/sag_nig.html
http://slugsite.us/bow/nudiwk93.html
http://online.divers.ne.jp/ono/seaslug1/room1-14.html
http://www.seaslugforum.net/showall/saganigr
http://rfbolland.com/okislugs/saganigr.html
http://www.underwaterkwaj.com/nudi/cephalaspideans/e525.htm
http://www.nudipixel.net/species/sagaminopteron_nigropunctatum/
http://www.umiushi-zukan.com/eng/list_pic.php?ssw=g&kind_id=27
http://www.medslugs.de/E/Ind-SW/Sagaminopteron_nigropunctatum/Selection.htm
http://www.Philippine-Sea-Slugs.com/Cephalaspidea/Sagaminopteron_nigropunctatum.htm
http://www.medslugs.de/E/Pac-W/Sagaminopteron_nigropunctatum/Selection.htm
http://www.medslugs.de/E/Ind-E/Sagaminopteron_nigropunctatum/Selection.htm