
Armina_semperi
This species can be identified by the thin black and white ridges that run longitudinally down its back. The animal also has a characteristic light-blue foot rimmed in yellow-orange, with a matching oral veil. Members of this species are generally between 2-6 centimeters long, with narrow bodies.
Seen in Dauin (Oct 1, 2012).

''Armina semperi'' is a species of sea slug, a nudibranch, a marine gastropod mollusk in the family Arminidae.
There is one variety ''Armina semperi'' var. ''erythraea'' Pruvot-Fol, 1933
Similar species: Sea Slugs
By Patomarazul
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Uploaded Dec 30, 2015. Captured in J. Basa St, Dauin, Negros Oriental, Philippines.