Thomomys mazama louiei Gardner, 1950

Cathlamet pocket gopher



Taxonomy & Nomenclature



Conservation Status


Last record: 1956



near Cathlamet, Wahkiakum County, Washington, USA


Biology & Ecology










Original scientific description:

Gardner, M. C. (1950). An undescribed Washington pocket gopher. Journal of Mammalogy 31: 92-93.


Other references:

Dalquest. W. W. (1948). Mammals of Washington. University of Kansas Museum Natural History Publ. 2:1-444. [relevant citation?]

Hall, E. Raymond. (1981). The Mammals of North America, Vols. I & II. John Wiley & Sons, New York, New York. 1181 pp.

Johnson, R. E. and Cassidy, K. M. (1997). Terrestrial mammals of Washington State: Location data and predicted distributions. Volume 3 in Washington State Gap Analysis- Final Report (K. M. Cassidy, C. E. Grue, M. R. Smith, and K. M. Dvornich, eds.). Washington Cooperative Fish and Wildlife Research Unit, University of Washington, Seattle, 304 pp.

Stinson, D. W. (2005). Washington state status report for the Mazama pocket gopher, streaked horned lark, and Taylor's checkerspot. Washington Department of Fish and Wildlife, Olympia. xii + 129 pp.

U.S. Fish and Wildlife Service (USFWS). (2007). Thomomys mazama. Species assessment and listing priority assignment form. 16 pp.


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