Euryzygomatomys spinosus 


Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Mammalia Rodentia Echimyidae

Scientific Name: Euryzygomatomys spinosus
Species Authority: (G. Fischer, 1814)
Common Name(s):
English Guiara
Euryzygomatomys guiara (Brandt, 1835)
Taxonomic Notes: Woods and Kilpatrick (2005) note that guiara is synonymous with Euryzygomatomys spinosus. However, cytogenetic data indicates that there are at least two species and potentially more within this genus (V. Fagundes pers. comm.).

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2008
Date Assessed: 2008-06-30
Assessor(s): Catzeflis, F., Patton J., Percequillo, A., Bonvicino, C. & Weksler, M.
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, and because it is unlikely to be declining at nearly the rate required to qualify for listing in a threatened category. It is present in disturbed areas and continues to thrive.
Previously published Red List assessments:
1996 Lower Risk/least concern (LR/lc)

Geographic Range [top]

Range Description: This species occurs in southern and eastern Brazil, northeastern Argentina, and Paraguay (Woods and Kilpatrick, 2005). It has been recorded in Rio de Janeiro and Rio Grande do Sul States and one record for Espirito Santo State (Christoff, A. pers. comm.).
Countries occurrence:
Argentina; Brazil; Paraguay
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: There is no information on the population status of this species.
Current Population Trend: Unknown
Additional data:
Population severely fragmented: No

Habitat and Ecology [top]

Habitat and Ecology: This species occurs in moist grasslands of the southern cerrado and pampas habitats of Minas Gerais state, Brazil (Lacher and Alho, 2001). It is also found in forest, at forest edges and in introduced grasslands in Atlantic Forest from Espirito Santo south to Argentina and Paraguay (Christoff, A. pers. comm.).
Systems: Terrestrial

Threats [top]

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

Conservation Actions [top]

Conservation Actions: The species occurs in Caparao National Park. Surveys are required to determine whether the species is synonymous with E. subspinosus and to determine necessary conservation measures.

Citation: Catzeflis, F., Patton J., Percequillo, A., Bonvicino, C. & Weksler, M. 2008. Euryzygomatomys spinosus. The IUCN Red List of Threatened Species 2008: e.T8418A12911004. . Downloaded on 27 November 2015.
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