Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Amphibia Caudata Plethodontidae

Scientific Name: Chiropterotriton lavae
Species Authority: (Taylor, 1942)
Common Name(s):
English Pigmy Splayfoot Salamander, Pigmy Flat-footed Salamander
Spanish Salamandra pie-plano pigmea
Bolitoglossa lavae Taylor, 1942
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: Critically Endangered B1ab(iii)+2ab(iii) ver 3.1
Year Published: 2008
Date Assessed: 2008-01-01
Assessor(s): Gabriela Parra-Olea, David Wake, Jean Raffaelli, James Hanken
Reviewer(s): Global Amphibian Assessment Coordinating Team (Simon Stuart, Janice Chanson, Neil Cox and Bruce Young)
Listed as Critically Endangered because its extent of occurrence is less than 100 km² and its area of occupancy is less than 10 km², all individuals are known from a single location, and there is a continuing decline in the extent and quality of its habitat at La Joya.
Previously published Red List assessments:
2006 Critically Endangered (CR)
2004 Data Deficient (DD)

Geographic Range [top]

Range Description: This species is known only from La Joya, central-western Veracruz, Mexico, at 1,200 m asl.
Countries occurrence:
Possibly extinct:
Number of Locations: 1
Lower elevation limit (metres): 1200
Upper elevation limit (metres): 1200
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: It was abundant in its tiny range, but severe habitat degradation has taken place to the extent that the species has not been detected despite recent attempts.
Current Population Trend: Unknown
Additional data:
Population severely fragmented: No

Habitat and Ecology [top]

Habitat and Ecology: The species lives in bromeliads in pine-oak and cloud forests. It breeds by direct development.
Systems: Terrestrial

Threats [top]

Major Threat(s): All areas surrounding La Joya are highly disturbed by extensive logging and mining: between 2003 and 2004, the area of forest habitat available for this species was halved due to the expansion of mining activities; the remaining available habitat was only about 15ha in 2004.

Conservation Actions [top]

Conservation Actions: It is not known from any protected areas, and maintenance and protection of the La Joya forests is urgently needed. This species is protected by Mexican law under the "Special Protection" category (Pr).

Citation: Gabriela Parra-Olea, David Wake, Jean Raffaelli, James Hanken. 2008. Chiropterotriton lavae. The IUCN Red List of Threatened Species 2008: e.T59226A11902427. . Downloaded on 10 October 2015.
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