Davis County springsnail
Davis County springsnail | |
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Scientific classification ![]() | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Mollusca |
Class: | Gastropoda |
Subclass: | Caenogastropoda |
Order: | Littorinimorpha |
Family: | Hydrobiidae |
Genus: | Pyrgulopsis |
Species: | P. davisi
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Binomial name | |
Pyrgulopsis davisi Taylor, 1987
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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
[edit]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
[edit]- ^ 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.
- ^ a b Hershler, Robert (1994). A Review of the North American Freshwater Snail Genus Pyrgulopsis (Hydrobiidae). Washington, DC: Smithsonian Institution Press.