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Reithrodontomys megalotis (Baird, 1857)
Western Harvest Mouse
Family: Cricetidae


© Dick Cannings     (Photo ID #126569)


Distribution of Reithrodontomys megalotis in British Columbia.
Source: Map courtesy of David Nagorsen


The Western Harvest Mouse is a widespread and abundant nocturnal species of mouse that is found in North America in south-central British Columbia and southeastern Alberta, south through the western and mid-western United States, to southern Mexico (Linzey et al. 2008).

Three subspecies of this species are found in North America. Our subspecies is Reithrodontomys megalotis megalotis (Nagorsen 2005).

Status Information

Origin StatusProvincial StatusBC List
(Red Blue List)
NativeS3BlueSC (Apr 2007)

BC Ministry of Environment: BC Species and Ecosystems Explorer--the authoritative source for conservation information in British Columbia.

Species References

Nagorsen, David W. 2005. Rodents and Lagomorphs of British Columbia. Royal BC Museum Handbook. Royal BC Museum, Victoria.