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Montana Field Guide

Montana Field Guides

Brunson Mountainsnail - Oreohelix sp. 5

Native Species

Global Rank: G1G2Q
State Rank: S1S2

Agency Status


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General Description
Frest and Johannes (1995) describe the shell of the Brunson Mountainsnail as large, up to 30mm and 5.5 whorls, for the genus. For a further, and more complete, species description including juvenile features see Frest and Johannes (1995).

Range Comments
Originally found in Gallatin and Missoula counties, Bitteroot and Sage Mountains, including sites in the Lolo National Forest; currently known from only one site in the Bitterroot Mountains (Frest and Johannes 1995).


Threats or Limiting Factors
Areas with this species have been strongly negatively affected in recent years by forest fires, road building, and logging (Frest and Johannes 1995).

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Citation for data on this website:
Brunson Mountainsnail — Oreohelix sp. 5.  Montana Field Guide.  .  Retrieved on , from