| 词条 | Davis County springsnail |
| 释义 |
| name = Davis County springsnail | image = | status = DD | status_system = IUCN2.3 | regnum = Animalia | phylum = Mollusca | classis = Gastropoda | ordo = Sorbeoconcha | familia = Hydrobiidae | genus = Pyrgulopsis | species = P. davisi | binomial = Pyrgulopsis davisi | binomial_authority = Taylor, 1987 | synonyms = }} 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 {{convert|5|mi|km}} northeast of Fort Davis, Texas, United States.[1] DescriptionP. davisi is a small snail that has a height of {{convert|1.8|-|2.6|mm|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]References1. ^1 {{cite book|last1=Hershler|first1=Robert|title=A Review of the North American Freshwater Snail Genus Pyrgulopsis (Hydrobiidae)|date=1994|publisher=Smithsonian Institution Press|location=Washington, DC}}
4 : Pyrgulopsis|Molluscs of the United States|Gastropods described in 1987|Taxonomy articles created by Polbot |
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