Pixie Pebblesnail (Fluminicola minutissimus)
The Pixie Pebblesnail was described in 1907, it is known from a single site in the Weiser River Valley in Idaho, USA.
The species was not recorded during searches and is thought to be extinct.
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edited: 27.01.2020
Tag Archives: Fluminicola
Fluminicola nuttallianus (I. Lea)
Dusky Pebblesnail (Fluminicola nuttallianus)
The Dusky Pebblesnail was described in 1838, it was restricted to the lowermost Willamette River in Oregon, USA.
The species was not recorded during recent surveys and is believed to be extinct.
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edited: 27.01.2020