Shell minute, subcylindrical-ovate, brown, grey-brown or red-brown; irregularly striate; aperture with 4-5 denticles; crest low to moderately developed; outer lip only slightly straightened.
© Robert Forsyth (Photo ID #16397)
Shell minute, subcylindrical-ovate, brown, grey-brown or red-brown; irregularly striate; aperture with 4-5 denticles; crest low to moderately developed; outer lip only slightly straightened.
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BC Ministry of Environment: BC Species and Ecosystems Explorer--the authoritative source for conservation information in British Columbia. |
Isthmia corpulenta Morse, 1865 Pupa decora Gould, 1847 |