http://www.pictonb.freeserve.co.uk/nudibranchs/dotcus.html
http://www.ntnu.no/~vmzotbak/nudibranchia/dotidae/doto_cuspidata.htm
http://www.habitas.org.uk/marinelife/species.asp?item=W12760
http://www.seawater.no/fauna/Blotdyr/cuspidata.htm
http://www.medslugs.de/E/Atl-NE/Doto_cuspidata/Selection.htm
https://en.wikipedia.org/wiki/Doto_cuspidata
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