E-Fauna BC: Electronic Atlas of the Wildlife of British Columbia

Vallonia excentrica Sterki in Pilsbry, 1893
Iroquois Vallonia
Family: Valloniidae
Species account author: Robert Forsyth.

© Robert Forsyth  Email the photographer   (Photo ID #16508)

E-Fauna BC Static Map
Distribution of Vallonia excentrica in British Columbia
Details about map content are available here.

Species Information

Shell disc-shaped; spire very low; whitish, with irregular wrinkles and growth lines; apertural lip flared, thickened; suture not descending at the aperture; last whorl gradually increasing in width to the adult lip.


Gardens, disturbed sites


C and E North America, Europe

Status Information

Origin StatusProvincial StatusBC List
(Red Blue List)
ExoticSNAExoticNot Listed
BC Ministry of Environment: BC Species and Ecosystems Explorer--the authoritative source for conservation information in British Columbia.

Additional Range and Status Information Links

Additional Photo Sources

General References

Recommended citation: Author, Date. Page title. In Klinkenberg, Brian. (Editor) 2019. E-Fauna BC: Electronic Atlas of the Fauna of British Columbia [efauna.bc.ca]. Lab for Advanced Spatial Analysis, Department of Geography, University of British Columbia, Vancouver. [Accessed: 2020-08-03 10:52:10 AM]
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© E-Fauna BC: An initiative of the Spatial Data Lab, Department of Geography, UBC