http://slugsite.us/bow/wirtz/wirtz20.htm
http://www.medslugs.de/E/Med/Peltodoris_atromaculata/Selection.htm
http://www.medslugs.de/E/Atl-E/Peltodoris_atromaculata/Selection.htm
http://slugsite.us/bow/wirtz98/p_4_2.htm
http://marolaws.iet.unipi.it:8001/Isole/livs3.htm
http://www.iiv.de/jettenb/buerger/hobirei/sub/obi3.html
http://www.marenostrum.org/opistobranquios/datromaculata/vaqueta.htm
http://slugsite.us/bow/wirtz99/plate_6/wirtz_3c.htm
http://v.tomeno.free.fr/corse/doris.htm
http://www.unterwasserbilder.de/marin3/schne3/mit303.htm
http://www.ugr.es/~lstocino/d_atromaculata.htm
http://www.wttfw.freesurf.fr/biology/biology_liste.php?langue=uk&action=classif#Opistobranchia
http://www.nembro.info/uk_discodoris_atromaculata.html
http://www.nudipixel.net/species/peltodoris_atromaculata/
http://hypselodoris.blogspot.pt/2011/05/peltodoris-atromaculata-bergh-1880.html
http://opistobranquis.info/en/guia/nudibranchia/euctenidiacea/doridacea/peltodoris-atromaculata/
http://slugsite.us/bow2007/nudwk1172.htm