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Trinomys gratiosus

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Taxonomy [top]

Kingdom Phylum Class Order Family
ANIMALIA CHORDATA MAMMALIA RODENTIA ECHIMYIDAE

Scientific Name: Trinomys gratiosus
Species Authority: (Moojen, 1948)
Taxonomic Notes: This species formerly was considered a subspecies of Trinomys [=Proechimys] iheringi, but see Lara and Patton (2000) for reasons to recognize this form as a distinct species.

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2008
Date Assessed: 2008-06-30
Assessor(s): Bergallo, H., Brito, D., Leite, Y. & Patterson, B.
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 view of its presumed large population, and because it is unlikely to be declining at nearly the rate required to qualify for listing in a threatened category. Although the area of occupancy is estimated to be less than 2,000 km²; the species habitat is relatively intact, it occurs in a number of protected areas and there are no major threats to the species.

Geographic Range [top]

Range Description: This species occurs in Atlantic forest of eastern Brazil, in Rio de Janeiro, Minas Gerais, and Espirito Santo states, above 600 m asl (Leite, 2003, Lara and Patton, 2000).
Countries:
Native:
Brazil
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: This species is common and its population is presumed to be large (H. Bergallo pers. comm.).
Population Trend: Unknown

Habitat and Ecology [top]

Habitat and Ecology: This rodent occurs in primary and second growth rainforest with a dense overstory (Leite, 2003).
Systems: Terrestrial

Threats [top]

Major Threat(s): There are no major threats at this time (H. Bergallo pers. comm.).

Conservation Actions [top]

Conservation Actions: This species occurs in Itatiaia National Park (Bonvicino et al., 2002). Its montane habitat is better preserved than its lowland habitat. This species is protected in several state and national parks as well as reserves.

Citation: Bergallo, H., Brito, D., Leite, Y. & Patterson, B. 2008. Trinomys gratiosus. The IUCN Red List of Threatened Species. Version 2014.3. <www.iucnredlist.org>. Downloaded on 21 December 2014.
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