Hydatina
| Hydatina | |
|---|---|
| Live individual of Hydatina physis, head end towards the top of the image | |
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Family: | Aplustridae |
| Genus: | Hydatina Schumacher, 1817 |
| Species | |
| Synonyms | |
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Hydatina is a genus of sea snails, bubble snails, marine opisthobranch gastropod mollusks in the family Aplustridae.