Polycera risbeci  Odhner, 1941

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Polycera risbeci is characterized by its greenish yellow-brown body colour, with thin transverse brown lines, which are interrupted. The rhinophores are pale brown with yellow flecks on the lamellae. The gills are pale yellow. It grows up to 8 mm according to IPN at page 102:
Gosliner, Terrence M., David W. Behrens & Ángel Valdés. 2008. Indo-Pacific Nudibranchs and Sea Slugs. Sea Challengers Natural History Books.
Gig Harbor, Washington. 426 pp.
There are some excellent pictures of it from the Marshall Islands, and there is a detailled description of it at the OKINAWA SLUG SITE.
How to cite:
Köhler, E. (2016), published 24 May 2016, Polycera risbeci  Odhner, 1941
available from http://www.Philippine-Sea-Slugs.com/Nudibranchia/Euctenidiacea/Polycera_risbeci.htm