Tritonia insulae (Baba, 1955) [Duvaucelia]

http://www.ne.jp/asahi/kappa-kuri/miyamoto/OSEHOO/umiushi77.html
http://www.umiushi-zukan.com/eng/list_pic.php?kind_id=595
http://chibisuke.jp/archives/378
http://www.bagniliggia.it/WMSD/HtmSpecies/3150250024.htm
http://www.Philippine-Sea-Slugs.com/Nudibranchia/Dexiarchia/Tritonia_insulae.htm