Incilius macrocristatus
family: Bufonidae

© 2010 Carlos R. Vasquez-Almazan (1 of 4)
Conservation Status (definitions)
IUCN (Red List) Status Vulnerable (VU)
Other International Status None
National Status None
Regional Status None

Country distribution from AmphibiaWeb's database: Guatemala, Mexico



View distribution map using BerkeleyMapper.

From the IUCN Red List Species Account:


Range Description

This species' geographic range extends from Los Chimalapas region in south-central Oaxaca, Mexico, south and east along the Atlantic versant as far as the Sierra de los Cuchumatanes in Guatemala. It occurs at 1,000-1,600m asl.

Habitat and Ecology

This species is mainly associated with high humid areas in cloud forest and, in Mexico, pine-oak-Liquidambar forests. It breeds in streams.


It is rare across its range.

Population Trend


Major Threats

The major threats to this species are habitat loss, due to agriculture and human settlement, and water pollution.

Conservation Actions

The conservation, expansion and management of cloud forest are key measures to preserve this species since it has not been recorded from any of the Biosphere reserves in Chiapas, Mexico. It also does not occur in any protected area in Guatemala.

Red List Status

Vulnerable (VU)


Listed as Vulnerable because its Area of Occupancy is less than 2,000 km2, its distribution is severely fragmented, and there is continuing decline in the extent and quality of its habitat in Mexico and Honduras.


Georgina Santos-Barrera, Manuel Acevedo 2004. Incilius macrocristatus. The IUCN Red List of Threatened Species 2004: e.T54698A11178095. .Downloaded on 19 February 2019


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