Chaetophractus villosus


Taxonomy [top]

Kingdom Phylum Class Order Family

Scientific Name: Chaetophractus villosus
Species Authority: (Desmarest, 1804)
Common Name(s):
English Large Hairy Armadillo
Spanish Peludo

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2014
Date Assessed: 2013-10-02
Assessor(s): Abba, A.M., Poljak, S. & Superina, M.
Reviewer(s): Loughry, J.
Contributor(s): Iriarte Walton, A. & Arriagada, A.
Facilitator/Compiler(s): Superina, M.
Chaetophractus villosus is listed as Least Concern in view of its wide distribution, presumed large population, its presence in a number of protected areas, its tolerance of a degree of habitat modification, and because it is unlikely to be declining fast enough to qualify for listing in a threatened category.
2010 Least Concern
2006 Least Concern

Geographic Range [top]

Range Description: Chaetophractus villosus is present in the Gran Chaco of Bolivia, Paraguay, and Argentina as far south as Santa Cruz, Argentina and Magallanes, Chile (Gardner 2005). It has been introduced in Tierra del Fuego Province, Argentina (Poljak et al. 2007, 2010). It ranges from sea level up to 1,500 m Asl (Argentina).
Argentina (Buenos Aires, Catamarca, Chaco, Chubut, Córdoba, Formosa, La Pampa, La Rioja, Mendoza, Neuquén, Rio Negro, Salta, San Juan, San Luis, Santa Cruz, Santa Fé, Santiago del Estero, Tierra del Fuego - Introduced, Tucumán); Bolivia, Plurinational States of; Chile (Aisén, Biobío, La Araucania, Magellanes); Paraguay
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: This is one of the most common armadillo species in Argentina (Abba 2008). In some parts of its range, the subpopulations seem to be increasing.
Population Trend: Stable

Habitat and Ecology [top]

Habitat and Ecology: Chaetophractus villosus is present in a wide variety of habitats, among them grasslands (including pampas and Chaco), savanna, and forest. It is also found in cultivated landscapes (Abba et al. 2005, 2007; Abba 2008).
Systems: Terrestrial

Use and Trade [top]

Use and Trade: This armadillo is used as a protein source, and its carapace is used to make handicrafts.

Threats [top]

Major Threat(s): In some parts of its range, C. villosus is locally used for food and to make charangos (musical instruments; Aguiar and Fonseca 2008). It is also persecuted as a pest species in agricultural areas, and is subjected to sport hunting. Animals may also be killed on roads and by dogs (Abba et al. 2007, Abba 2008).

Conservation Actions [top]

Conservation Actions: This species is present in many protected areas.

Citation: Abba, A.M., Poljak, S. & Superina, M. 2014. Chaetophractus villosus. The IUCN Red List of Threatened Species. Version 2015.2. <>. Downloaded on 02 September 2015.
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