Vertigo columbiana (Pilsbry and Vanatta 1900) Columbia Vertigo

Vertiginidae, ,Gastropoda, Mollusca, Animalia

Range: Common throughout most of western Washington; ranges from near sea level up to 1070 m.

Identification:

Description: Columellar tooth not ascending inwardly; outer lip teeth not on a callus ridge; behind lip on outer surface no constriction between lip and crest; umbilicus minute.

Natural History: Found in deciduous leaf litter and red cedar litter, on the smooth bark of young bigleaf maples, and the underside of sword fern fronds.

Conservation Status:

Literature Cited:

Synonyms:

Etymology: vertigo – whirling; from Columbian province.