Pygmy pebblesnail

The pygmy pebblesnail, scientific name Somatogyrus pygmaeus, is a species of very small or minute freshwater snail with a gill and an operculum, an aquatic gastropod mollusk in the family Hydrobiidae. This species is endemic to the United States. Its natural habitat is rivers.

Pygmy pebblesnail

Critically Endangered  (IUCN 2.3)
Scientific classification
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Gastropoda
(unranked):
clade Caenogastropoda
clade Hypsogastropoda
clade Littorinimorpha
Superfamily:
Truncatelloidea
Family:
Hydrobiidae
Genus:
Somatogyrus
Species:
S. pygmaeus
Binomial name
Somatogyrus pygmaeus
Walker, 1909

References
    • Mollusc Specialist Group (2000). "Somatogyrus pygmaeus". The IUCN Red List of Threatened Species. IUCN. 2000: e.T20365A9192035. doi:10.2305/IUCN.UK.2000.RLTS.T20365A9192035.en. Retrieved 15 January 2018.


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