Evidence found
564 records across 3 countries and territories, 1912–2025.
Proechimys steerei · GBIF taxon key 2439759
Where has the Steere's Spiny-rat been recorded?
Proechimys steerei occurrence evidence comes from 564 records in 3 countries and territories, from 1912 to 2025. Most records come from Brazil.
- 564 records
- 3 places
- 15 years recorded
- Mammalia class
Observation evidence passport
Source coverage
CC0 GBIF Animalia occurrence facets, including country, month and year summaries.
Refreshed 2026-09-21. Inspect the taxon on GBIF.
What this means
The species has been recorded in the listed places in the stated source universe. Peak month: September.
9 months reach at least 10% of the peak facet count.
What this does not mean
repeated describes the record pattern, not a formal range, residency, abundance or conservation assessment.
A single record remains evidence of a recording, not proof that a population lives there.
Compare this animal’s observation pattern
When it is recorded
JFMAMJJASOND
Peak month: September. Records cluster in the months an animal is present and being looked for, so a summer peak can reflect observer effort as much as the animal.
Records over time
19122025
Recording effort has risen steeply almost everywhere since the 1990s, so a rising line usually shows more observers rather than more animals.
Where Steere's Spiny-rat has been recorded
The countries below show where occurrence evidence exists for Steere's Spiny-rat. They do not define a complete habitat range: survey effort differs by place, and historical or one-off records can appear alongside repeated presence.
Record pattern: repeated
Repeated records across many years and months. This is inferred from how many years and months the animal appears in, not from a range map — treat it as evidence, not a formal assessment.
Repeated records across many years and months. This is inferred from how many years and months the animal appears in, not from a range map — treat it as evidence, not a formal assessment.