Costasiella
| Costasiella | |
|---|---|
 |
|
| Costasiella kuroshimae on Avrainvillea erecta. Locality: Lizard Island, Great Barrier Reef. The length of the slug is about 1 cm. | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| (unranked): |
clade Heterobranchia informal group Opisthobranchia |
| Superfamily: | Limapontioidea |
| Family: | Costasiellidae |
| Genus: |
Costasiella Pruvot-Fol, 1951 |
| Type species | |
|
Costasiella virescens Pruvot-Fol, 1951 |
|
informal group Opisthobranchia
clade Sacoglossa
clade Plakobranchacea
Costasiella is a genus of sacoglossan sea slugs, a shell-less marine opisthobranch gastropod mollusks in the family Costasiellidae.
The most recent diagnosis of the genus Costasiella is by the Dutch malacologist Cornelis Kees Swennen (2007).
There are 16 species in the genus Costasiella
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