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Rostanga risbeci, is a species of sea slug, a dorid nudibranch, a marine gastropod mollusc in the family Discodorididae.
Contents
Distribution
This species was described from Japan.
Description
Rostanga risbeci is a black dorid nudibranch with the dorsum covered with caryophyllidia; in general it is very similar in shape, but not in color, to other species of Rostanga.
Ecology
This nudibranch is reported to feed on the black sponge Halichondria okadai - family Halichondriidae. Most species of Rostanga feed on sponges of the family Microcionidae.
References
Rostanga risbeci Wikipedia(Text) CC BY-SA