Psychrophrynella usurpator


Taxonomy [top]

Kingdom Phylum Class Order Family

Scientific Name: Psychrophrynella usurpator
Species Authority: De la Riva, Chaparro & Padial, 2008
Taxonomic Notes: Populations previously assessed as Noblella peruviana in fact pertain to Psychrophrynella usurpator.

Assessment Information [top]

Red List Category & Criteria: Endangered B1ab(iii) ver 3.1
Year Published: 2004
Date Assessed: 2004-04-30
Needs updating
Assessor(s): Javier Icochea, Edgar Lehr, Wilfredo Arizabal
Reviewer(s): Global Amphibian Assessment Coordinating Team (Simon Stuart, Janice Chanson, Neil Cox and Bruce Young)
Listed as Endangered because its Extent of Occurrence is less than 5,000 km2, its distribution is severely fragmented, and there is continuing decline in the extent and quality of its habitat.

Note: The 2004 assessment refers to populations that were previously considered to be Noblella peruviana, but that are now associated to Psychrophrynella usurpator.

Geographic Range [top]

Range Description: This Peruvian endemic is known from Abra Accanacu, Paucartambo, in the department of Cusco. The original publication gives an incorrect locality of "near Juliaca, Departamento: Puno". Records from Bolivia are misidentifications. It is present at elevations of 2,800-3,500 m asl.
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: It is common where it occurs.
Population Trend: Decreasing

Habitat and Ecology [top]

Habitat and Ecology: It can be found in the altiplano shrublands, and may be found at the edges of agricultural land (but not in cultivated areas). It breeds by direct development.
Systems: Terrestrial

Threats [top]

Major Threat(s): General habitat loss through agricultural activity (cultivation of potatoes) and other human activities is the major threat.

Conservation Actions [top]

Conservation Actions: It is probably present in Parque Nacional Manu, but populations occurring outside the park remain in need of protection.

Citation: Javier Icochea, Edgar Lehr, Wilfredo Arizabal 2004. Psychrophrynella usurpator. The IUCN Red List of Threatened Species. Version 2015.2. <>. Downloaded on 04 August 2015.
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