Nymphargus ignotus 

Scope: Global
Language: English

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Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Amphibia Anura Centrolenidae

Scientific Name: Nymphargus ignotus
Species Authority: (Lynch, 1990)
Common Name(s):
English Lynch's Cochran Frog
Spanish Rana de Cristal de Anillos
Centrolenella ignota Lynch, 1990
Cochranella ignota (Lynch, 1990)
Nymphargus ignota (Lynch, 1990)
Taxonomic Source(s): Frost, D.R. 2013. Amphibian Species of the World: an Online Reference. Version 5.6 (9 January 2013). Electronic Database. American Museum of Natural History, New York, USA. Available at:

Assessment Information [top]

Red List Category & Criteria: Near Threatened ver 3.1
Year Published: 2004
Date Assessed: 2004-04-30
Needs updating
Assessor(s): Fernando Castro, John Lynch, Erik Wild
Reviewer(s): Global Amphibian Assessment Coordinating Team (Simon Stuart, Janice Chanson, Neil Cox and Bruce Young)
Listed as Near Threatened because although the species appears not to be in decline, its Extent of Occurrence is less than 5000 km2, thus making the species close to qualifying for Vulnerable.

Geographic Range [top]

Range Description:This species is known from Choco, Antioquia, Valle de Cauca and Risaralda Departments, on the western flank of the western Andes, Colombia. Its altitudinal range is currently recorded as 1,900-1,960m asl but is presumably broader than this.
Countries occurrence:
Additional data:
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:It is very common.
Current Population Trend:Unknown
Additional data:
Population severely fragmented:No

Habitat and Ecology [top]

Habitat and Ecology:It occurs on vegetation next to streams in primary sub-Andean forests. Eggs are laid on the upper surface of leaves and when hatched the larvae fall into the water below where they then develop further.
Systems:Terrestrial; Freshwater

Threats [top]

Major Threat(s): There are few threats at present to this very common species, because most of its range is in protected areas.

Conservation Actions [top]

Conservation Actions: Populations of this species occur in Parque Nacional Natural Farallones de Cali, Parque Nacional Natural Tatamá, and Parque Nacional de Las Orquídeas.

Citation: Fernando Castro, John Lynch, Erik Wild. 2004. Nymphargus ignotus. The IUCN Red List of Threatened Species 2004: e.T54966A11233053. . Downloaded on 25 May 2017.
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