Ambystoma leorae Taylor, 1943

Leora’s stream salamander



Taxonomy & Nomenclature

Synonym/s: Rhyacosiredon leorae Taylor, 1943


Conservation Status

Last record: 1983

Rediscovered in 2004

IUCN RedList status: Critically Endangered



High mountains near Rio Frio, Mexico


Biology & Ecology




Holotype: FMNH 100041, FMNH 100029 or EHT-HMS 22560 (sources disagree!).

Type locality: “mountain stream near Ri­o Fri­o, Mexico..." / "[n]ear Río Frío, México" (Smith & Taylor, 1948:9)






Original scientific description:

Taylor, E. H. (1943). Herpetological novelties from Mexico. Univ. Kans. Sci. Bull. 29: 343-361.


Other references:

Julio A. Lemos-Espinal, Geoffrey R. Smith, Aline B. Estrella Zamora, Guillermo Woolrich-Piña, and Raymundo Montoya Ayala. (2017). Natural history of the critically endangered salamander Ambystoma leorae (Caudata: Ambystomatidae) from the Río Tonatzin, Mexico. Phyllomedusa 16(1): 3-11.

Mexico Herpetology, 2006. Factsheet: Ambystoma leorae. Downloaded on 23/4/2011.

Monroy-Vilchis O, Domínguez-Vega H, Zarco-González M, Sunny A. (2014). Distribution of an endemic stream river salamander (Caudata: Ambystoma leorae) notes, natural history, habitat and threats. Herpetozoa In press.

Smith, Hobart M. and Taylor, Edward H. (1948). An Annotated Checklist and Key to the Amphibia of Mexico. Bulletin of the United States National Museum 194: iv + 118 pp.

Armando Sunny, Octavio Monroy-Vilchis, Victor Fajardo, Ulises Aguilera-Reyes. (2014). Genetic diversity and structure of an endemic and critically endangered stream river salamander (Caudata: Ambystoma leorae) in Mexico. Conservation Genetics 15(1): 49-59. [Abstract]

Sunny A, Monroy-Vilchis O, Reyna-Valencia C, Zarco-González MM. (2014). Microhabitat Types Promote the Genetic Structure of a Micro-Endemic and Critically Endangered Mole Salamander (Ambystoma leorae) of Central Mexico. PLoS ONE 9(7): e103595.

Brad Shaffer, Gabriela Parra-Olea, David Wake. (2004). Ambystoma leorae. In: IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2. ( Downloaded on 23 December 2012.

Guillermo Woolrich-Piña, Geoffrey R. Smith, Julio A. Lemos-Espinal, Aline Berenice Estrella Zamora & Raymundo Montoya Ayala. (2017). Observed localities for three endangered, endemic Mexican ambystomatids (Ambystoma altamirani, A. leorae, and A. rivulare) from central Mexico. The Herpetological Bulletin 139: [pagination?].


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