Rostanga byga
| Rostanga byga | |
|---|---|
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Order: | Nudibranchia |
| Family: | Discodorididae |
| Genus: | Rostanga |
| Species: | R. byga
|
| Binomial name | |
| Rostanga byga Er. Marcus, 1958[1]
| |
Rostanga byga is a species of sea slug, a dorid nudibranch, a marine gastropod mollusc in the family Discodorididae.
Distribution
[edit]This species was described from the Caribbean Sea. Its distribution includes also Rio de Janeiro State, southeastern Brazil.[2][3]
Description
[edit]This doric nudibranch is bright orange to reddish orange in colour, and the dorsum is covered with caryophyllidia; it is very similar to other species of Rostanga. The colour is very uniform, but the rhinophores have white tips.[1][4]
The maximum recorded body length is 20 mm.[5]
Ecology
[edit]The prey of Rostanga byga includes the sponge Mycale microsigmatosa.[2] Recorded from depths of 0 m (0 ft) to 65 m (213 ft).[5]
References
[edit]- ^ a b Marcus, E. (1958) On western Atlantic opisthobranchiate gastropods. American Museum of Natural History, Novitates, 1906: 1-82.
- ^ a b Belmonte T., Alvim J., Padula V. & Muricy G. (2015). "Spongivory by nudibranchs on the coast of Rio de Janeiro state, southeastern Brazil". Spixiana 38(2): 187–195. PDF.
- ^ Rudman, W.B., 2006 (October18) Rostanga byga Er. Marcus, 1958. [In] Sea Slug Forum. Australian Museum, Sydney.
- ^ Photographs of a specimen from Florida
- ^ a b Welch J. J. (2010). "The “Island Rule” and Deep-Sea Gastropods: Re-Examining the Evidence". PLoS ONE 5(1): e8776. doi:10.1371/journal.pone.0008776.