Incilius periglenes

Taxonomy

Assessment Information

Geographic Range

Population

Habitat and Ecology

Threats

Conservation Actions

Taxonomy [top]

Kingdom	Phylum	Class	Order	Family
ANIMALIA	CHORDATA	AMPHIBIA	ANURA	BUFONIDAE

Scientific Name:

Incilius periglenes

Species Authority:

(Savage, 1967)

Common Name/s:

English	–	Golden Toad
Spanish	–	Sapo Dorado

Synonym/s:

Bufo periglenes Savage, 1967

Assessment Information [top]

Red List Category & Criteria:

Extinct ver 3.1

Year Assessed:

2008

Assessor/s

Alan Pounds, Jay Savage, Federico Bolaños

Evaluator/s:

Global Amphibian Assessment Coordinating Team (Simon Stuart, Janice Chanson, Neil Cox and Bruce Young)

Justification:
Listed as Extinct because it has not been recorded since 1989, and extensive searches in the appropriate habitat, during the appropriate season within the known range, have failed to locate this species.

History:

1996	–	Critically Endangered
1994	–	Endangered (IUCN)
1990	–	Endangered (IUCN 1990)
1988	–	Endangered
1986	–	Endangered (IUCN Conservation Monitoring Centre 1986)

Geographic Range [top]

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

Population [top]

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 (as of August, 2007).

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 (as of August, 2007).

Habitat and Ecology [top]

Habitat and Ecology:	It lived in cloud and elfin forest, and was recorded breeding in temporary pools at the beginning of the rainy season.
Systems:	Terrestrial; Freshwater

Threats [top]

Major Threat(s):	Its restricted range, global warming, chytridiomycosis and airborne pollution probably contributed to this species' extinction.

Major Threat(s):

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

Conservation Actions [top]

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

Conservation Actions:

Its entire range was protected by the Reserva Biológica Monteverde.

Citation:	Alan Pounds, Jay Savage, Federico Bolaños 2008. Incilius periglenes. In: IUCN 2009. IUCN Red List of Threatened Species. Version 2009.2. <www.iucnredlist.org>. Downloaded on 21 November 2009.
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