http://www.underwaterkwaj.com/nudi/cryptobranchs/e078a.htm
http://www.seaslugsofhawaii.com/species/Thordisa-albomacula-a.html
http://tahitinudi.jimdo.com/liste-des-espèces/thordisa-albomacula/
http://www.umiushi-zukan.com/eng/list_pic.php?ssw=g&kind_id=1413
http://www.medslugs.de/E/Pac-W/Thordisa_albomacula/Selection.htm
http://www.vibrantsea.net/thordisa5814_anilao2017.htm
http://slugsite.us/bow2007/nudwk1062.htm
http://www.medslugs.de/E/Ind-E/Thordisa_albomacula/Selection.htm