Rostanga
| Rostanga | |
|---|---|
 |
|
| A live individual of Rostanga pulchra, head end towards the right | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| (unranked): | clade Heterobranchia clade Euthyneura clade Nudipleura clade Nudibranchia |
| Superfamily: | Doridoidea |
| Family: | Discodorididae |
| Genus: |
Rostanga (Bergh, 1879) |
| Type species | |
|
Rostanga coccinea (Forbes in Alder & Hancock, 1848) synonym of Rostanga rubra |
|
| Synonyms | |
|
Boreodoris Odhner, 1939 |
|
For a town in Sweden see Röstånga.
Boreodoris Odhner, 1939
Rostanga is a genus of sea slugs, dorid nudibranchs, shell-less marine gastropod mollusks in the family Discodorididae. Some sources, such as The Sea Slug Forum still classify Rostanga in the family Dorididae.
A phylogenetic analysis shows that the species Rostanga aureamala, Rostanga elandsia, Rostanga pepha and Rostanga setidens form a sister group with the other species in this genus. The species from Japan and the Marshall Islands form the basal clade. The species from the tropical Indo-Pacific are not monophyletic. The species from the Atlantic Ocean and the Eastern Pacific from a clade that is a sister group to R. australis. The Indo-Pacific species Rostanga bifurcata forms a sister group to Rostanga dentacus.
Species within the genus Rostanga include:
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