The IUCN Red List of Threatened Species

Bufo periglenes

 – Extinct

Taxonomy

Kingdom: ANIMALIA
Phylum: CHORDATA
Class: AMPHIBIA
Order: ANURA
Family: BUFONIDAE
Scientific Name: Bufo periglenes
Species Authority: Savage, 1967
Common Name/s: ALAJUELA TOAD (Eng)
GOLDEN TOAD (Eng)
MONTE VERDE TOAD (Eng)
ORANGE TOAD (Eng)
CRAPAUD DORÉ (Fre)
SAPO DORADO DE MONTEVERDE (Spa)
SAPO DORADO (Spa)

Assessment Information

Red List Category & Criteria: EX    ver 3.1 (2001)
Year Assessed: 2004
Assessor/s: Pounds, A. & Savage, J.
Evaluator/s: Stuart, S., Chanson, J., Cox, N. & Young, B. (Global Amphibian Assessment Coordinating Team)
Justification: Listed as Extinct because it has not been recorded since 1989, and extensive searches since then have failed to locate this species.
History:
1986-Endangered (IUCN Conservation Monitoring Centre 1986)
1988-Endangered (IUCN Conservation Monitoring Centre 1988)
1990-Endangered (IUCN 1990)
1994-Endangered (Groombridge 1994)
1996-Critically Endangered (Baillie and Groombridge 1996)

Geographic Range

Range Description: This species was known only from the Reserva Biológica Monteverde, Costa Rica, at elevations of 1,500-1,620 m asl.
Range Map:
(click for detailed map)
Countries: Regionally extinct:

Costa Rica

Population

Population: Formerly a common species, no specimen has been seen since 1989. It last bred in normal numbers in 1987, and its breeding sites were well known. In 1988, only eight males and two females could be located. In 1989, a single male was found, and was the last record of the species. Extensive searches since this time have failed to produce any more records.

Habitat and Ecology

Habitat and Ecology: It lived in cloud and elfin forest, and bred in temporary pools at the beginning of the rainy season.
System: Terrestrial; Freshwater

Threats

Threats: Its restricted range, global warming, chytridiomycosis and airborne pollution probably contributed to this species' extinction.

Conservation Actions

Conservation Actions: Its entire range was protected by the Reserva Biológica Monteverde.

Citation: Pounds, A. & Savage, J. 2004. Bufo periglenes. In: IUCN 2007. 2007 IUCN Red List of Threatened Species. <www.iucnredlist.org>. Downloaded on 17 May 2008.
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