Hyloscirtus simmonsi


Taxonomy [top]

Kingdom Phylum Class Order Family

Scientific Name: Hyloscirtus simmonsi
Species Authority: (Duellman, 1989)
Taxonomic Notes: This species was previously included in the genus Hyla but has recently been moved to the resurrected genus Hyloscirtus (Faivovich et al. 2005). This form might represent a species complex.

Assessment Information [top]

Red List Category & Criteria: Endangered B1ab(iii) ver 3.1
Year Published: 2004
Date Assessed: 2004-04-30
Assessor(s): Fernando Castro, John Lynch
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 on the Western Cordillera of the Colombian Andes.

Geographic Range [top]

Range Description: This species is known from Antioquia to Valle del Cauca Departments, on the western flank of the Cordillera Occidental, in Colombia, from 1,100-2,000m asl.
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: It is a common species.
Population Trend: Decreasing

Habitat and Ecology [top]

Habitat and Ecology: It is found on low vegetation alongside streams in primary forest and secondary forest. It can tolerate some habitat destruction as long as vegetation remains alongside the stream. Eggs are laid on the top of leaves above the stream and when hatched the larvae drop into the stream below where they then develop further.
Systems: Terrestrial; Freshwater

Threats [top]

Major Threat(s): The major threat to this species is habitat loss and degradation due to smallholder farming and subsistence logging, and water pollution from the spraying of illegal crops.

Conservation Actions [top]

Conservation Actions: The range of the species includes several protected areas. Taxonomic research is needed to determine whether or not this represents a complex of species.

Citation: Fernando Castro, John Lynch 2004. Hyloscirtus simmonsi. The IUCN Red List of Threatened Species. Version 2014.3. <>. Downloaded on 27 March 2015.
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