Endemic Range (Hammerson 2008)
Historic Distribution (Jennings and Hayes 1994)
Current Distribution (additional information in Population & Conservation Status)
Current and historic distribution of Rana muscosa in southern California.
Extensive surveys have been performed by USGS at over 200 additional locations in all four mountain ranges within the historical distribution of the species. No other occupied areas have been identified (USGS 1998–2012; USGS GIS data). Image & information credit: USFWS 2012. Some rights reserved. Click here or on map for larger view (page 13).
Image credit: United States Fish and Wildlife Service (USFWS). 2012. Mountain Yellow-Legged Frog (Rana muscosa) Southern California Distinct Population Segment 5-year Review: Summary and Evaluation. Carlsbad Fish and Wildlife Office, Carlsbad, California.:U.S. Fish and Wildlife Service.
Click here for IUCN map of Rana muscosa distribution in California.
Backlin et al. (2004)
Jennings and Hayes (1994)