http://www.medslugs.de/E/Med/Felimare_villafranca/Selection.htm
http://www.marenostrum.org/opistobranquios/hvillafranca/hvillafranca.htm
http://www.seaslugforum.net/showall/hypsvill
http://www.medslugs.de/E/Atl-E/Felimare_villafranca/Selection.htm
http://www.wttfw.freesurf.fr/biology/biology_liste.php?langue=uk&action=classif#Opistobranchia
http://www.ugr.es/~lstocino/h_villafranca.htm
http://www.retenatura.it/nudibranchi/031.htm
http://www.nembro.info/uk_hypselodoris_villafranca.html
http://www.nudipixel.net/species/hypselodoris_villafranca/
http://hypselodoris.blogspot.pt/2008/07/hypselodoris-villafranca-risso-1818.html
http://opistobranquis.info/en/guia/nudibranchia/euctenidiacea/doridacea/felimare-villafranca/