Fluminicola nuttallianus, common name dusky pebblesnail, is a possibly extinct species of freshwater snail with an operculum, an aquatic gastropod mollusk in the family Lithoglyphidae.
Fluminicola nuttallianus is the type species of the genus Fluminicola.
Distribution This species occurs, or occurred, in Oregon, USA.
Description Fluminicola nuttallianus has several rows of teeth on its radula - the exact number is unknown. Each row has 2-3 central basocones, 4-5 central octocones, 7-8 lateral teeth, around 16 inner marginal teeth and 12-13 outer marginal teeth.
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