Pseudoeurycea juarezi 


Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Amphibia Caudata Plethodontidae

Scientific Name: Pseudoeurycea juarezi
Species Authority: Regal, 1966

Assessment Information [top]

Red List Category & Criteria: Critically Endangered A2a+4a ver 3.1
Year Published: 2008
Date Assessed: 2008-01-01
Assessor(s): Gabriela Parra-Olea, David Wake, Mario García-París
Reviewer(s): Global Amphibian Assessment Coordinating Team (Simon Stuart, Janice Chanson, Neil Cox and Bruce Young)
Listed as Critically Endangered as the species is now very rare, and it is possible that the population has undergone an 80% decline in the last three generations or ten years, and that this decline is continuing. The reason for the decline seems poorly known and further studies are needed.
Previously published Red List assessments:
2004 Endangered (EN)

Geographic Range [top]

Range Description: This species occurs between Cerro Pelón and Vista Hermosa in the Sierra de Juarez, north-central Oaxaca, Mexico, at an altitude of 2,400-3,000m asl.
Countries occurrence:
Lower elevation limit (metres): 2400
Upper elevation limit (metres): 3000
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: It used to be very common, but has undergone dramatic declines and is now uncommon. Only one individual has been located in recent years (c. 2000).
Current Population Trend: Decreasing
Additional data:
Population severely fragmented: No

Habitat and Ecology [top]

Habitat and Ecology: The species is terrestrial and inhabits pristine moist forest habitats, and has been found under loose bark or fallen trees, or under moss on rocks and logs. It reproduces by direct development.
Systems: Terrestrial

Threats [top]

Major Threat(s): The major threat is habitat loss due primarily to logging, as well as agricultural expansion and human settlement. The reasons for the dramatic recent declines in this species require further investigation.

Conservation Actions [top]

Conservation Actions: The type locality falls within a local conservation management area administered by the town of Santiago Comaltepec. This species is listed as "Threatened" (Amenazada) by the Mexican government.

Citation: Gabriela Parra-Olea, David Wake, Mario García-París. 2008. Pseudoeurycea juarezi. The IUCN Red List of Threatened Species 2008: e.T59382A11912606. . Downloaded on 26 November 2015.
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