Fisheries & Wildlife

Mammal Collection

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Thomomys talpoides (northern pocket gopher)

Specimen Images | FW5090 | FW4105 | FW6222 |


Class Mammalia
Order Rodentia
Family Geomyidae
Genus Thomomys
Species Thomomys talpoides
Common northern pocket gopher
Diet Herbivorous - leaves, stems, roots of plants.
Habitat prairies, mountain meadows; agricultural fields; forest openings
Description Fur can vary from a grayish brown to yellowish-brown, with lighter belly. Usually has a small but well-defined black patch behind ear. Tail usually brown, feet white. Smaller than T. bulbivorus. Difficult to distinguish by pelt from T. mazama, which is similar in size and coloration but distinct in range.
Use range map to assist species ID.
Skull Characteristics No (or small) sphenoidal fissure. See Land Mammals of Oregon (Verts and Carraway 1998) for further discussion.
Notes Link to more species information:
Smithsonian
Animal Diversity Web