Pyrgulopsis archimedis
Pyrgulopsis archimedis, commonly known as the archimedes pyrg, is a species of minute freshwater snails with an operculum, aquatic gastropod molluscs or micromolluscs in the family Hydrobiidae.
| Pyrgulopsis archimedis | |
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| Species: | P. archimedis |
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| Pyrgulopsis archimedis (Berry, 1947) | |
This species' natural habitat is rivers and lakes. It is endemic to the Upper Klamath Lake and the uppermost portion of the Link River near Algoma, Oregon, United States.[1]
Description
P. archimedis is a small snail that has a height of 4–6 millimetres (0.16–0.24 in) and a conical shell. Its differentiated from other Pyrgulopsis in that its penial filament has a medium lobe and medium filament with the penial ornament consisting of a short, transverse penial gland, short, transverse terminal gland, and stalked ventral gland.[1]
gollark: Guess you're doomed.
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gollark: ÆÆÆÆÆÆÆÆÆÆÆa not resolved.
gollark: <@!692007537519886417> It should be resolved now probably maybe.
gollark: ++experimental_qa should I go back to studying instead of wasting time here?
References
- Hershler, Robert (1994). A Review of the North American Freshwater Snail Genus Pyrgulopsis (Hydrobiidae). Washington, DC: Smithsonian Institution Press.
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