Goniobranchus epicurius is a species of colourful sea slug called a dorid nudibranch, a marine gastropod mollusc in the family Chromodorididae.Bouchet, P. (2012). Goniobranchus epicurius. Accessed through: World Register of Marine Species on 2012-05-02Johnson R.F. & Gosliner T.M. (2012) Traditional taxonomic groupings mask evolutionary history: A molecular phylogeny and new classification of the chromodorid nudibranchs. PLoS ONE 7(4): e33479
