Thomasomys auricularis

Thomasomys auricularis

Red List assessment

Data Deficienton the IUCN Red List

  1. EXExtinct
  2. EWExtinct in the Wild
  3. CRCritically Endangered
  4. ENEndangered
  5. VUVulnerable
  6. NTNear Threatened
  7. LCLeast Concern

Data Deficient has no position on the scale above — it records the absence of an assessment, not a degree of risk.

Open Thomasomys auricularis on the interactive map.

The IUCN Red List records the Thomasomys auricularis as Data Deficient.

Genus
Thomasomys
Red List category
Data Deficient
Data updated
August 9, 2026

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The Thomasomys auricularis is one of the mammals assessed by the IUCN Red List, so it has a page here — with its scientific name, Thomasomys auricularis, its conservation category and, where one is known, a recorded observation on the map. What is missing is the rest: habitat, distribution, diet, behaviour, threats and the conservation work under way.

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In the meantime, the full assessment is on the IUCN Red List.

Questions about the Thomasomys auricularis

Is the Thomasomys auricularis endangered?

The IUCN Red List assesses the Thomasomys auricularis as Data Deficient. There is not enough information to judge the risk of extinction, usually because the species is rarely seen or has never been surveyed. It is not a reassuring category: several species were Data Deficient right up to the point they were found to be Critically Endangered.

What is the scientific name of the Thomasomys auricularis?

The Thomasomys auricularis is Thomasomys auricularis.

Other species in the genus Thomasomys

Sources

Conservation status, range description and population estimate come from the IUCN Red List assessment for Thomasomys auricularis. Countries are derived from that range description, not from a mapped country list. Last refreshed on .

The distribution map is drawn from the IUCN Red List spatial data compiled in 2018. IUCN SSC Small Mammal Specialist Group