Flabellina macassarana  Bergh, 1905

Click the thumbnail photos to enhance!

Flabellina macassarana is characterized by its white body and cerata in some specimens pinkish white or purplish white. The white rhinophores are perfoliate with a diffuse orange tip. The cerata also have diffuse orange tips. The long oral tentacles are bluish-white. The avove specimen had a total length of 5 cm.
IPN writes: Size: Length 30 mm, in Philippine Marine Mollusks is a picture of a 80 mm specimen from Anilao
Gosliner, Terrence M., David W. Behrens & Ángel Valdés. 2008. Indo-Pacific Nudibranchs and Sea Slugs. Sea Challengers Natural History Books.
Gig Harbor, Washington. 426pp. at page 352
Poppe, G.T. (2010). Philippine marine mollusks: III. (Gastropoda Part 3 & Bivalvia Part 1). ConchBooks: Hackenheim. ISBN 978-3-939767-18-3. 665 pp Pretty similar is Flabellina bicolor which is a smaller species and differs by an orange subapical ring on the cerata and by the long oral tentacles with flattened, paddle-shaped tips.
How to cite:
Köhler, E. (2017), published 31 March 2017, Flabellina macassarana  Bergh, 1905
available from https://www.Philippine-Sea-Slugs.com/Nudibranchia/Dexiarchia/Flabellina_macassarana.htm