Shell
medium-sized, heliciform, brown, nearly smooth; periostracum not hairy; aperture with a parietal tooth; lip thickened and expanded.
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Shell
medium-sized, heliciform, brown, nearly smooth; periostracum not hairy; aperture with a parietal tooth; lip thickened and expanded.
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BC Ministry of Environment: BC Species and Ecosystems Explorer--the authoritative source for conservation information in British Columbia. |
Helix baskervillei Pfeiffer, 1850:130 Triodopsis devia (Pilsbry 1939, 1940) |