The fossil springsnail,
scientific name
In taxonomy, binomial nomenclature ("two-term naming system"), also called nomenclature ("two-name naming system") or binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, bot ...
''Pyrgulopsis simplex'', is a
species of minute freshwater spring
snails,
aquatic gastropod
The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda ().
This class comprises snails and slugs from saltwater, from freshwater, and from land. T ...
mollusks or
micromollusk
A micromollusk is a shelled mollusk which is extremely small, even at full adult size. The word is usually, but not exclusively, applied to marine mollusks, although in addition, numerous species of land snails and freshwater mollusks also ...
s in the family
Hydrobiidae. This species is
endemic to the
United States.
References
Endemic molluscs of the United States
Pyrgulopsis
Gastropods described in 1988
Taxonomy articles created by Polbot
{{Hydrobiidae-stub