Moss Bladder Snail
Aplexa hypnorum (Linnaeus, 1758)

Taxonomy

Kingdom	Animalia
Phylum	Mollusca
Class	Gastropoda
Order	Basommatophora
Family	Physidae
Genus	Aplexa
Species	Aplexa hypnorum (Linnaeus, 1758)

Description

Diagnostic characters

Ecological class: Stygoxene
Realm: Aquatic

Distribution

Range

Counties

County-level records have not been compiled for this taxon. Distribution is recorded at state and karst-region level.

Conservation and management

State and federal status

Not listed under the U.S. Endangered Species Act.

References

Peck, S.B. 1988. A review of the cave fauna of Canada, and the composition and ecology of the invertebrate fauna of caves and mines in Ontario. Canadian Journal of Zoology 66: 1197–1213. doi:10.1139/z88-176

This account was last revised 6 September 2026.

How to cite this account

Aplexa hypnorum (Linnaeus, 1758). Cave Biology Data Portal, account SP-1499. https://cavebiology.org/species/aplexa-hypnorum/ (accessed 22 October 2026).

Data sources and funding are listed in the Acknowledgments.

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