Rediscovery of Discus brunsoni Berry, 1955 and Oreohelix alpina (Elrod, 1901) in the Mission Mountains, Montana
Subtitle: with comments on Oreohelix elrodi (Pilsbry, 1900)
By: Paul Hendricks.
Contributors: Montana Natural Heritage Program.
Publisher: Montana Natural Heritage Program
Published: 1997
Place of publication: Helena, Mont
Language: eng
Number of pages: 14
Subjects: Oreohelix.; Mission Mountains Wilderness (Mont.)