Heteromys nelsoni 

Scope: Global
Language: English

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Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Mammalia Rodentia Heteromyidae

Scientific Name: Heteromys nelsoni Merriam, 1902
Common Name(s):
English Nelson's Spiny Pocket Mouse

Assessment Information [top]

Red List Category & Criteria: Endangered B1ab(i,ii,iii,v) ver 3.1
Year Published: 2018
Date Assessed: 2016-07-11
Assessor(s): Cuarón, A.D. & Vázquez, E.
Reviewer(s): Amori, G.
Contributor(s): Hafner, D. & Reid, F.
This species is assessed as Endangered because its extent of occurrence (EOO) is around 4,650 km², all individuals are in fewer than five locations (essentially a single location), and there is continuing decline in extent of occurrence, area of occupancy, the extent and quality of its habitat, and presumably the number of mature individuals.
Previously published Red List assessments:

Geographic Range [top]

Range Description:This species is known only from southeastern Chiapas (Mexico) and bordering parts of western Guatemala (Patton 2005). It is found from 2,500 to 2,800 m (Reid 1997). The Guatemalan population may have been severely affected by Hurricane Stan in 2006.
Countries occurrence:
Guatemala; Mexico (Chiapas)
Additional data:
Continuing decline in area of occupancy (AOO):Yes
Estimated extent of occurrence (EOO) - km2:4649.77
Continuing decline in extent of occurrence (EOO):Yes
Number of Locations:1
Lower elevation limit (metres):2500
Upper elevation limit (metres):2800
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:This rodent is rare and local (Reid 1997).
Current Population Trend:Decreasing
Additional data:
Continuing decline of mature individuals:Yes
Population severely fragmented:No

Habitat and Ecology [top]

Habitat and Ecology:It is found on cold, wet slopes of montane forest with numerous epiphytes, mosses, and fallen trees. Its biology is poorly known (Reid 1997).
Continuing decline in area, extent and/or quality of habitat:Yes

Threats [top]

Major Threat(s): The main threat to this species is the significant forest loss in its habitat. Habitat fragmentation, landslides, and floods are additional threats.

Conservation Actions [top]

Conservation Actions: This species occurs in a newly-named national park, Tacana, in Mexico.

Citation: Cuarón, A.D. & Vázquez, E. 2018. Heteromys nelsoni. The IUCN Red List of Threatened Species 2018: e.T10009A22223445. . Downloaded on 16 October 2018.
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