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Pretty similar is:
Phyllidiopsis pipeki which has bright pink colouration and consistently two straight black longitudinal lines only, rounded white tubercles (not multicompound). The rhinophores are pink with a black tip and a black line down posterior edge.
More information on Phyllidiopsis shireenae are on Bill Rudman's Sea-Slug Forum!
How to cite:
Köhler, E. (2018), published 24 January 2018, Phyllidiopsis shireenae Brunckhorst, 1993
available from https://www.Philippine-Sea-Slugs.com/Nudibranchia/Euctenidiacea/Phyllidiopsis_shireenae.htm