Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Mammalia Rodentia Cricetidae

Scientific Name: Neacomys guianae
Species Authority: Thomas, 1905
Common Name(s):
English Guiana Bristly Mouse
Taxonomic Notes: Voss (2001) considered this taxon to have two species, however, the taxonomy still requires further revision (Patton et al. 2000).

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2008
Date Assessed: 2008-06-30
Assessor(s): Patton, J. & Catzeflis, F.
Reviewer(s): Amori, G. (Small Nonvolant Mammal Red List Authority) & Schipper, J. (Global Mammal Assessment Team)
This species is listed as Least Concern in because of its wide distribution, presumed large population, presumed 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.
Previously published Red List assessments:
1996 Lower Risk/least concern (LR/lc)

Geographic Range [top]

Range Description: This species occurs in Guianas, southeast Venezuela (State of Bolivar), and north Brazil (Musser and Carleton, 2005).
Countries occurrence:
Brazil; Guyana; Suriname; Venezuela, Bolivarian Republic of
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: The populations in this genus undergo great fluctuations in abundance throughout the annual cycle (Eisenberg and Redford, 1999). Collection data indicate that the species is likely to be common.
Current Population Trend: Stable
Additional data:
Population severely fragmented: No

Habitat and Ecology [top]

Habitat and Ecology: The species prefers dense humid forest. It is a nocturnal rodent and occurs in lowland areas where it feeds on seeds, insects and fruit (Eisenberg and Redford, 1999). The litter size ranges from two to four (Eisenberg and Redford, 1999).
Systems: Terrestrial

Threats [top]

Major Threat(s): There are no major threats at this time.

Conservation Actions [top]

Conservation Actions: This species is presumably found in protected areas throughout its range.

Classifications [top]

1. Forest -> 1.6. Forest - Subtropical/Tropical Moist Lowland
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
1. Research -> 1.1. Taxonomy

Bibliography [top]

Eisenberg, J.F. 1989. Mammals of the Neotropics. The Northern Neotropics. The University of Chicago Press, Chicago, USA and London, UK.

Eisenberg, J.F. and Redford, K.H. 1999. Mammals of the Neotropics: The Central Neotropics. The University of Chicago Press, Chicago, USA.

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.

Patton, J. L., da Silva, M. A. and Malcolm, J. R. 2000. Mammals of the Rio Jurua and the Evolutionary and Ecological Diversification of Amazonia. Bulletin of the American Museum of Natural History 244: 1-306.

Voss, R. S., Lunde, D. P. and Simmons, N. B. 2001. The Mammals of Paracou, French Guiana: A Neotropical Rainforest Fauna. Part 2: Nonvolant Species. Bulletin of the American Museum of Natural History 263: 1-236.

Citation: Patton, J. & Catzeflis, F. 2008. Neacomys guianae. The IUCN Red List of Threatened Species 2008: e.T14386A4437199. . Downloaded on 10 October 2015.
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