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pretty similar are:
Goniobranchus collingwoodi which differs by its large central reddish / orange-brown patch, and irregular purple border of the mantle, then a broad region in which there are small yellow and larger purple spots.
Goniobranchus tennentana (Chromodoris tennentana) which differs by its large central reddish / orange-brown patch, and bluish purple border of the mantle, the white region inside it has yellow spots. It has large purple spots each surrounded by a white ring restricted to the central patch.
Goniobranchus rufomaculatus which differs by its translucent white gills which are edged in opaque white.
This species was posted on 12 May 2004 at these websites as Chromodoris aureopurpurea Collingwood, 1881,
R.F. Johnson & Gosliner (2012) moved it to the reerected ("rescued from synonymy") genus Goniobranchus Pease, 1866.
Rebecca Fay Johnson & Terrence M. Gosliner. 2012.
Traditional Taxonomic Groupings Mask Evolutionary History:
A Molecular Phylogeny and New Classification of the Chromodorid Nudibranchs. online at
More information on Goniobranchus aureopurpureus as Chromodoris aureopurpurea are on Bill Rudman's Sea-Slug Forum!
How to cite:
Köhler, E. (2017), published 28 April 2017, Goniobranchus aureopurpureus (Collingwood, 1881)
available from https://www.Philippine-Sea-Slugs.com/Nudibranchia/Doridina/Goniobranchus_aureopurpureus.htm