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Oligoryzomys delticola

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Taxonomy [top]

Kingdom Phylum Class Order Family
ANIMALIA CHORDATA MAMMALIA RODENTIA CRICETIDAE

Scientific Name: Oligoryzomys delticola
Species Authority: (Thomas, 1917)
Common Name(s):
English Delta Pygmy Rice Rat
Synonym(s):
Oryzomys delticola Thomas, 1917

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2008
Date Assessed: 2008-06-30
Assessor(s): Pardinas, U. & D'Elia, G.
Reviewer(s): Amori, G. (Small Nonvolant Mammal Red List Authority) & Schipper, J. (Global Mammal Assessment Team)
Justification:
This species is listed as Least Concern in because of its wide distribution, presumed large population, occurrence in a number of protected areas, and because it is unlikely to be declining at nearly the rate required to qualify for listing in a threatened category.

Geographic Range [top]

Range Description: This species occurs in east-central Argentina, Uruguay, and southern Brazil (Rio Grande do Sul state) (Musser and Carleton 2005).
Countries:
Native:
Argentina; Brazil; Uruguay
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: This species is locally common.
Population Trend: Stable

Habitat and Ecology [top]

Habitat and Ecology: This species occurs along small hills; reproduces between spring and mid-autumn producing 2-4 young per litter (Gonzalez 2001).
Systems: Terrestrial

Threats [top]

Major Threat(s): There are no major threats to this species.

Conservation Actions [top]

Conservation Actions: This species occurs in several protected areas.

Bibliography [top]

Gonzalez, E. M. 2001. Guia de Campo de los Mamiferos de Uraguay. Introduccion al Estudio de los Mamiferos. Vida Silvestre, Montevideo, Uruguay.

Musser, G. G. and Carleton, M. D. 2005. Superfamily Muroidea. In: D. E. Wilson and D. A. Reeder (eds), Mammal Species of the World: a geographic and taxonomic reference, pp. 894-1531. The John Hopkins University Press, Baltimore, USA.


Citation: Pardinas, U. & D'Elia, G. 2008. Oligoryzomys delticola. The IUCN Red List of Threatened Species. Version 2014.2. <www.iucnredlist.org>. Downloaded on 28 August 2014.
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