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"The ground color is creamy, yellow with a light orange hue. The papillae have the same color throughout most of their length, but apically they are cover with a broad purplish ring and bright, opaque blue apical spot. The rhinophores have similar color pattern to the papillae." The caruncle is also pale yellowish/cream.
This species is Janolus sp. 2 in IPN at page 318,
it was posted on 28 October 2010 on these websites as Janolus sp. B, on 12 September 2011 changed into Janolus sp. 02.
Pretty similar are:
Janolus sp. 01 which differs by the rhinophores: brown with white tips, and by the cerata: below the purple subapical ring is a broad yellow ring,
Janolus sp. 03 which has opaque white specks on cerata, caruncle, and rhinophores,
Janolus sp. 05 which differs by the rhinophores: blueish tinge with darker apices, and by the cerata: translucent with a diffuse yellowish ring below the purple ring
Gosliner, Terrence M., David W. Behrens & Ángel Valdés. 2008. Indo-Pacific Nudibranchs and Sea Slugs. Sea Challengers Natural History Books.
Gig Harbor, Washington. 426pp.
A.V. Martynov, T.A. Korshunova. 2012. Opisthobranch molluscs of Vietnam (Gastropoda: Opisthobranchia)
in Britayev T.A., Pavlov D.S. (Eds.). Benthic fauna of the Bay of Nhatrang, Southern Vietnam. Vol. 2. Moscow, KMK: 142-257.
How to cite:
Köhler, E. (2016), published 15 November 2016, Janolus savinkini Martynov & Korshunova, 2012
available from https://www.Philippine-Sea-Slugs.com/Nudibranchia/Cladobranchia/Janolus_savinkini.htm