Pyrgula annulata
| Pyrgula annulata | |
|---|---|
 |
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| Apertural view of two shells of Pyrgula annulata. | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| (unranked): |
clade Caenogastropoda clade Hypsogastropoda |
| Superfamily: | Rissooidea |
| Family: | Hydrobiidae |
| Subfamily: | Pyrgulinae |
| Genus: | Pyrgula |
| Species: | P. annulata |
| Binomial name | |
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Pyrgula annulata (Linnaeus, 1758) |
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| Synonyms | |
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Turbo annulatus Linnaeus, 1758 |
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clade Hypsogastropoda
clade Littorinimorpha
Turbo annulatus Linnaeus, 1758
Melania helvetica Michelin, 1831
Pyrgula helvetica (Michelin, 1831)
Pyrgula annulata is a species of freshwater snail with a gill and an operculum, an aquatic gastropod mollusk in the family Hydrobiidae.
Pyrgula annulata is the type species of the genus Pyrgula.
This species occurs in Switzerland, Italy, Croatia, and Albania.
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