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Davis County springsnail

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(Redirected from Pyrgulopsis davisi)

Davis County springsnail
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Caenogastropoda
Order: Littorinimorpha
Family: Hydrobiidae
Genus: Pyrgulopsis
Species:
P. davisi
Binomial name
Pyrgulopsis davisi
Taylor, 1987

The Davis County springsnail, scientific name Pyrgulopsis davisi, is a species of small freshwater snails with a gill and an operculum, aquatic gastropod mollusk in the family Hydrobiidae.

This species' natural habitat is streams. It is endemic to a tributary of Limpia Creek about 5 miles (8.0 km) northeast of Fort Davis, Texas, United States.[2]

Description

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Pyrgulopsis davisi is a small snail that has a height of 1.8–2.6 millimetres (0.071–0.102 in) and an ovate to narrowly conic, medium-sized shell. Its differentiated from other Pyrgulopsis in that its penial filament has a medium length lobe and medium length filament with the penial ornament consisting of an elongate, proximally bifurcate, penial gland; curved, transverse terminal and ventral glands.[2]

References

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  1. ^ Mollusc Specialist Group (1996). "Pyrgulopsis davisi". IUCN Red List of Threatened Species. 1996: e.T18965A8759680. doi:10.2305/IUCN.UK.1996.RLTS.T18965A8759680.en. Retrieved 16 November 2021.
  2. ^ a b Hershler, Robert (1994). A Review of the North American Freshwater Snail Genus Pyrgulopsis (Hydrobiidae). Washington, DC: Smithsonian Institution Press.