Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Mammalia Rodentia Cricetidae

Scientific Name: Nephelomys auriventer
Species Authority: (Thomas, 1890)
Common Name(s):
English Ecuadorean Rice Rat
Oryzomys auriventer Thomas, 1890
Taxonomic Notes: Oryzomys is a generic synonym (Weksler et al. 2006).

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2008
Date Assessed: 2008-06-30
Assessor(s): Weksler, M., Tirira, D. & Boada, C.
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 presumed wide distribution 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: The species known distribution is disjunct. It occurs in eastern Ecuador and northern Peru (Musser and Carleton, 2005) It is known from 1,000 to 2,900 m (Tirira in prep.).
Countries occurrence:
Ecuador; Peru
Lower elevation limit (metres): 1000
Upper elevation limit (metres): 2900
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: In Ecuador this species is uncommon (Tirira in prep.). In Peru it is known from one locality (Percequillo, in prep.).
Current Population Trend: Unknown
Additional data:
Population severely fragmented: No

Habitat and Ecology [top]

Habitat and Ecology: It occurs in mosaic of paramo or temperate plants, subtropical vegetation, second growth and primary forest (Rageot and Albuja 1994).
Systems: Terrestrial

Threats [top]

Major Threat(s): There does not appear to be any major threats to this species.

Conservation Actions [top]

Conservation Actions: It occurs in Llanganates National Park, Ecuador, possibly two others (D. Tirira pers. comm.). Geography range study is required for Peru.

Classifications [top]

1. Forest -> 1.4. Forest - Temperate
suitability: Suitable  
1. Forest -> 1.6. Forest - Subtropical/Tropical Moist Lowland
suitability: Suitable  
1. Forest -> 1.9. Forest - Subtropical/Tropical Moist Montane
suitability: Suitable  
4. Grassland -> 4.7. Grassland - Subtropical/Tropical High Altitude
suitability: Suitable  

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]

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: Weksler, M., Tirira, D. & Boada, C. 2008. Nephelomys auriventer. The IUCN Red List of Threatened Species 2008: e.T15586A4856606. . Downloaded on 13 October 2015.
Disclaimer: To make use of this information, please check the <Terms of Use>.
Feedback: If you see any errors or have any questions or suggestions on what is shown on this page, please provide us with feedback so that we can correct or extend the information provided