Physa | |
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Five shells of Physa fontinalis | |
Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Mollusca |
Class: | Gastropoda |
Superorder: | Hygrophila |
Superfamily: | Lymnaeoidea |
Family: | Physidae |
Genus: | Physa Draparnaud, 1801[1] |
Type species | |
Bulla fontinalis Linnaeus, 1758
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Synonyms | |
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Physa is a genus of small, left-handed or sinistral, air-breathing freshwater snails, aquatic pulmonate gastropod molluscs in the subfamily Physinae of the family Physidae.[2]
These snails eat algae, diatoms and detritus.