Sciurillus pusillus


Taxonomy [top]

Kingdom Phylum Class Order Family

Scientific Name: Sciurillus pusillus
Species Authority: (É. Geoffroy, 1803)
Common Name(s):
English Neotropical Pygmy Squirrel
Taxonomic Notes: Probably represents at least two distinct species (Mercer and Roth 2003): molecular data suggest divergence between the populations occurring in Peru and French Guiana (perhaps ten million years ago).

Assessment Information [top]

Red List Category & Criteria: Data Deficient ver 3.1
Year Published: 2008
Date Assessed: 2008-06-30
Assessor(s): Amori, G., Koprowski, J. & Roth, L.
Reviewer(s): Chanson, J. & Schipper, J. (Global Mammal Assessment Team)
Information on the current population status of this small, canopy-dwelling squirrel is unavailable. New and updated information on distribution and range are needed to make an assessment of the species threats.

Geographic Range [top]

Range Description: This species is found in four major disjunct populations in Peru and Colombi, central northern Brazil, and north eastern Brazil, into French Guiana, Suriname and Guyana.
Brazil; French Guiana; Guyana; Peru; Suriname
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: The population status of this species is unknown.
Population Trend: Unknown

Habitat and Ecology [top]

Habitat and Ecology: The habitat preferences and ecology of this species are unknown.
Systems: Terrestrial

Threats [top]

Major Threat(s): The major threat to this species if the destruction of its forest habitat.

Conservation Actions [top]

Conservation Actions: The conservation status of this species is unknown.

Citation: Amori, G., Koprowski, J. & Roth, L. 2008. Sciurillus pusillus. The IUCN Red List of Threatened Species. Version 2015.2. <>. Downloaded on 05 September 2015.
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