Cerradomys subflavus 


Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Mammalia Rodentia Cricetidae

Scientific Name: Cerradomys subflavus
Species Authority: (Wagner, 1842)
Common Name(s):
English Terraced Rice Rat, Terraced Oryzomys, Flavescent Rice Rat
Hesperomys subflavus Wagner,1842
Oryzomys subflavus (Wagner, 1842)
Taxonomic Notes: Oryzomys is a generic synonym (Weksler et al. 2006) and probably includes a species complex.

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2008
Date Assessed: 2008-06-30
Assessor(s): Percequillo, A. & Langguth, A.
Reviewer(s): Amori, G. (Small Nonvolant Mammal Red List Authority) & Schipper, J. (Global Mammal Assessment Team)
This species is listed as Least Concern in view of its wide distribution, presumed large population tolerance of a degree of habitat modification, and because it is unlikely to be declining at nearly the rate required to qualify for listing in a threatened category.
Previously published Red List assessments:
1996 Lower Risk/least concern (LR/lc)

Geographic Range [top]

Range Description: This species occurs in lowland forests of eastern Brazil (Ceará and Río Grande do Norte southwestwardly to São Paulo), east Bolivia (less than 500 m, per Anderson, 1997), and extreme southeast Peru (as buccinatus, per Pacheco et al., 1995); limits uncertain (Musser and Carleton, 2005).
Countries occurrence:
Argentina; Bolivia, Plurinational States of; Brazil; Paraguay
Upper elevation limit (metres): 500
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: This is a common species.
Current Population Trend: Decreasing
Additional data:
Population severely fragmented: No

Habitat and Ecology [top]

Habitat and Ecology: This rodent is tolerant of some habitat modification; it can be found in agricultural areas and in lowland moist forests.
Systems: Terrestrial

Threats [top]

Major Threat(s): Some populations are threatened by habitat destruction and fragmentation.

Conservation Actions [top]

Conservation Actions: This species occurs in some protected areas, Parque Estadual do Rio Doce (Brazil), and may occur in others in the range.

Classifications [top]

1. Forest -> 1.6. Forest - Subtropical/Tropical Moist Lowland
suitability: Suitable  
14. Artificial/Terrestrial -> 14.1. Artificial/Terrestrial - Arable Land
suitability: Marginal  
14. Artificial/Terrestrial -> 14.2. Artificial/Terrestrial - Pastureland
suitability: Marginal  

In-Place Research, Monitoring and Planning
In-Place Land/Water Protection and Management
  Occur in at least one PA:Yes
In-Place Species Management
In-Place Education

Bibliography [top]

Anderson, S. 1997. Mammals of Bolivia: Taxonomy and distribution. Bulletin of the American Museum of Natural History 231: 1–652.

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.

Pacheco, V., de Macedo, H., Vivar, E., Ascorra, C.F., Arana-Cardó, R. and Solari, S. 1995. Lista anotada de los mamíferos peruanos. Occasional Papers in Conservation Biology 2: 1-35.

Weksler, M., Percequillo, A. R. and Voss, R. S. 2006. Ten new genera of Oryzomyine rodents (Cricetidae: Sigmodontinae). American Museum Novitates 3537: 1-29.

Citation: Percequillo, A. & Langguth, A. 2008. Cerradomys subflavus. The IUCN Red List of Threatened Species 2008: e.T15614A4910045. . Downloaded on 01 December 2015.
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