Rostanga risbeci, is a species of sea slug, a dorid nudibranch, a marine gastropod mollusc in the family Discodorididae.

Rostanga risbeci
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Order: Nudibranchia
Family: Discodorididae
Genus: Rostanga
Species:
R. risbeci
Binomial name
Rostanga risbeci
Baba, 1991[1]

Distribution

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This species was described from Aitsu, Amakusa, Japan with additional specimens from Sagami Bay and the Echizen coast.[1][2]

Description

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Rostanga risbeci is a purple-black or black dorid nudibranch with the dorsum covered with caryophyllidia; in general it is very similar in shape, but not in colour, to other species of Rostanga.[1]

Ecology

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This nudibranch is reported to feed on the black sponge Halichondria okadai - family Halichondriidae.[1] Most species of Rostanga feed on sponges of the family Microcionidae.

References

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  1. ^ a b c d Baba, K. (1991) Review of the genus Rostanga of Japan with the description of a new species (Nudibranchia: Dorididae). Venus, The Japanese Journal of Malacology 50(1): 43-54. (Figs 1-5, Pl.1)
  2. ^ Rudman, W.B., 2002 (February 4) Rostanga risbeci Baba, 1991. [In] Sea Slug Forum. Australian Museum, Sydney.