http://www.pictonb.freeserve.co.uk/nudibranchs/cumbea.html
http://www.seaslugforum.net/showall/cumabeau
http://www.medslugs.de/E/Med/Cumanotus_beaumonti/Selection.htm
http://www.medslugs.de/E/Atl-NE/Cumanotus_beaumonti/Selection.htm
http://opistobranquis.info/en/guia/nudibranchia/dexiarchia/aeolidida/cumanotus-beaumonti/