Charadrahyla trux (Adler & Dennis, 1972:1)

Spine-fingered treefrog, Spinefinger treefrog



Taxonomy & Nomenclature

Synonym/s: Hyla trux Adler & Dennis, 1972:1 (original combination)


Conservation Status

Last record: 1970's

Rediscovered in 16 July 2016 (Grünwald et al. 2016)

IUCN RedList status: Critically Endangered (Possibly Extinct)



Sierra Madre del Sur, Guerrero, México


Biology & Ecology










Original scientific description:

Adler, Kraig and Dennis, David M. (1972). New tree frogs of the genus Hyla from the cloud forests of Western Guerrero, México. Occasional Papers of the Museum of Natural History, University of Kansas 7: 1-19.


Other references:

Duellman, W. E. (2001). The Hylid Frogs of Middle America. Society for the Study of Amphibians and Reptiles, Ithaca, New York, USA.

Faivovich, Julián, Haddad, Célio F. B., Garcia, Paulo C. O., Frost, Darrel R., Campbell, Jonathan A. and Wheeler, Ward C. (2005). Systematic review of the frog family Hylidae, with special reference to Hylinae: Phylogenetic analysis and taxonomic revision. Bulletin of the American Museum of Natural History 294: 1-240, 16 figures, 2 tables, 5 appendices.

Grünwald, Christoph Imre, Franz-Chávez, Héctor and García-Vázquez, Uri Omar. (2016). Rediscovery of the Critically Endangered treefrog Charadrahyla trux in the Sierra Madre del Sur of Guerrero, Mexico. Mesoamerican Herpetology 3(3): 790-793.

Santos-Barrera, Georgina and Canseco-Márquez, Luis. (2004). Charadrahyla trux. The IUCN Red List of Threatened Species 2004: e.T55681A11338879. Downloaded on 15 December 2015.

Lips, K. R., Mendelson III, J. R., Munoz-Alonso, A., Canseco-Marquez, L. and Mulcahy, D. G. (2004). Amphibian population declines in montane southern Mexico: resurveys of historical localities. Biological Conservation 2004: 555-564.


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