Pseudoeurycea werleri 


Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Amphibia Caudata Plethodontidae

Scientific Name: Pseudoeurycea werleri
Species Authority: Darling and Smith, 1954
Common Name(s):
English Werler's Salamander
Taxonomic Source(s): Frost, D.R. 2015. Amphibian Species of the World: an Online Reference. Version 6.0. New York, USA. Available at:

Assessment Information [top]

Red List Category & Criteria: Endangered B1ab(iii) ver 3.1
Year Published: 2008
Date Assessed: 2008-01-01
Assessor(s): Gabriela Parra-Olea, David Wake, James Hanken, Mario García-París
Reviewer(s): Global Amphibian Assessment Coordinating Team (Simon Stuart, Janice Chanson, Neil Cox and Bruce Young)
Listed as Endangered because its Extent of Occurrence is less than 5,000 km2, all individuals are in fewer than five locations, and there is continuing decline in the extent and quality of its habitat in Veracruz and Oaxaca, Mexico.
Previously published Red List assessments:
2004 Endangered (EN)

Geographic Range [top]

Range Description: This species is known from the Sierra de Los Tuxtlas, southern Veracruz, Cerro Cangrejo, and from the northern slopes of the Sierra de Juarez in the vicinity of Vista Hermosa, northern Oaxaca, Mexico. It occurs up to 1,500m asl.
Countries occurrence:
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: There is no information on its population status, possibly because it is very hard to find.
Current Population Trend: Decreasing
Additional data:
Population severely fragmented: No

Habitat and Ecology [top]

Habitat and Ecology: It is a terrestrial species that inhabits tropical rainforest and cloud forest habitats, and lives in moss mats. It can survive in somewhat disturbed forest, provided there is plenty of shade. It reproduces by direct development.
Systems: Terrestrial

Threats [top]

Major Threat(s): The major threat to the species is habitat loss due to subsistence agriculture, logging, and human settlement.

Conservation Actions [top]

Conservation Actions: It occurs in the San Martin and Santa Marta National Parks. Further survey work is needed to determine the current population status of the species. This species is protected by Mexican law under the "Special Protection" category (Pr).

Citation: Gabriela Parra-Olea, David Wake, James Hanken, Mario García-París. 2008. Pseudoeurycea werleri. The IUCN Red List of Threatened Species 2008: e.T59402A11927121. . Downloaded on 30 November 2015.
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