|Scientific Name:||Lithobates johni|
|Species Authority:||(Blair, 1965)|
Rana johni Blair, 1965
Rana moorei Blair, 1947
|Taxonomic Source(s):||Frost, D.R. 2015. Amphibian Species of the World: an Online Reference. Version 6.0. New York, USA. Available at: http://research.amnh.org/herpetology/amphibia/index.html.|
|Red List Category & Criteria:||Endangered B1ab(iii)+2ab(iii) ver 3.1|
|Assessor(s):||Georgina Santos-Barrera, Oscar Flores-Villela|
|Reviewer(s):||Global Amphibian Assessment Coordinating Team (Simon Stuart, Janice Chanson, Neil Cox and Bruce Young)|
Listed as Endangered, in view of its Extent of Occurrence of less than 5,000km2 and Area of Occupancy of less than 500km2, with all individuals in fewer than five locations, and a continuing decline in the extent and quality of its habitat.
|Range Description:||This species is known only from south-eastern San Luis Potosí and eastern Hidalgo, Mexico, at low to moderate elevations.|
|Range Map:||Click here to open the map viewer and explore range.|
|Population:||It is a rare species.|
|Current Population Trend:||Decreasing|
|Habitat and Ecology:||It is found in low and moderate elevation montane forest, and is usually found in or near river systems, and breeds in rivers.|
|Major Threat(s):||The major threat to this species is habitat loss and disturbance due to clear-cutting of the forest, which could in turn lead to the disappearance or drying out of permanent water bodies.|
|Conservation Actions:||It is not known from any protected areas, and there is a need for immediate protection of the montane forest habitat of this species. A survey of the San Luis Potosí localities is needed to establish the population status of the species in that region. This species is protected by Mexican law under the "Special Protection" category (Pr).|
IUCN. 2004. 2004 IUCN Red List of Threatened Species. www.iucnredlist.org. Downloaded on 23 November 2004.
Webb, R.G. 1988. Frogs of the Rana tarahumarae group in eastern Mexico. Occasional Papers of the Museum of Texas Tech. University: 1-15.
|Citation:||Georgina Santos-Barrera, Oscar Flores-Villela. 2004. Lithobates johni. The IUCN Red List of Threatened Species 2004: e.T58628A11815998. . Downloaded on 28 May 2016.|
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