Ceratosoma tenue

''Ceratosoma tenue'' is a species of colorful dorid nudibranch, a sea slug, a shell-less marine gastropod mollusk in the family Chromodorididae.
The two common tropical species of Ceratosoma, C. tenue and C. trilobatum (Gray), are variable in colour, and as both can have very similar colour patterns, considerable confusion has occurred in the past over the identity of specimens. Ceratosoma tenue can be characterised by the three mantle lobes on each side of the body. There is a large anterior.. more