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It is characterized by its pale tan/whitish background colour, and by alternating thin opaque white and brownish/tan transverse lines, on the head is a reticulate pattern of thin white lines. The secondary gills and the rhinophores are brownish, the elevated rhinophoral pockets have a brown margin. The brownish velar appendages are branched.
This species is as Marionia sp. 14 in Gosliner et al. (2015) at page 327, reported from the Gulf of Oman.
Very similar is:
Tritonia sp. 05 Genus: Cuvier, 1798, which differs by a network of irregular thin opaque white lines.
Gosliner, T.M, D.W. Behrens & Á.Valdés. 2015. Nudibranch &Sea Slug Identification Indo-Pacific.
New World Publications Inc. Jacksonville, FL. 408 pp.
How to cite:
Köhler, E. (2018), published 12 March 2018, Marionia sp. 22 Genus: Vayssière, 1877
available from https://www.Philippine-Sea-Slugs.com/Nudibranchia/Dexiarchia/Marionia_sp_22.htm