Gymnodoris aurita (Gould, 1852) [Doridopsis]
Click the thumbnail photos to enhance!
The genus Gymnodoris is an interesting genus of carnivorous nudibranchs
which feed on other sea slugs.
Gymnodoris aurita is characterized by the red colour, flat round tubercles capped with
whitish-yellow and by large gills.
Here is a close-up shot of 2 specimens mating.
More information on Gymnodoris aurita are on
Michael D. Miller's Slug Site!