Davis County springsnail

Davis County springsnail
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Order: Sorbeoconcha
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.[1]

Description

P. 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.[1]

References

  1. 1 2 Hershler, Robert (1994). A Review of the North American Freshwater Snail Genus Pyrgulopsis (Hydrobiidae). Washington, DC: Smithsonian Institution Press.


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