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Patera (snail)
1 reference results for: Patera (snail)
Wikipedia

Patera is a genus (or subgenus under Mesodon) of terrestrial snails in the family Polygyridae. The name is from the Latin patera, meaning a saucer, and refers to the highly depressed, saucer-like shape of the shells of these snails. In addition to flattened shells, members of the group have an imperforate umbilicus, and a single tooth, on the parietal wall of the aperture.

They are known only from the eastern United States.

The genus Patera contains the following species:

References

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