🦕 Prehistoric World Map

Acarechimys fossil map

Where fossils of Acarechimys have been found, shown on the Earth as it looked about 15 million years ago and on today’s map.

Dots are fossil collections recorded in the Paleobiology Database. The “then” view moves today’s fossil sites back to their positions 15 million years ago (the time slice nearest the median age of the fossils) using the Merdith et al. (2021) plate model; positions are approximate. Open on the timeline map →

GroupEarly mammals
Lived29–7.246 million years ago (Rupelian to Tortonian)
PeriodsPaleogene, Neogene
Named byPatterson 1965
Fossil records164 occurrences at 42 locations (PBDB)
Found inArgentina, Chile, Bolivia, Peru, Colombia
Rock formationsSanta Cruz, Collón Cura, Pinturas, Sarmiento, txn:NF, Galera

About Acarechimys

Acarechimys is an extinct genus of caviomorph rodent that lived in South America during the Miocene epoch.

Text in “About” is quoted from the Wikipedia article Acarechimys (revision 1373672062), licensed under CC BY-SA 4.0; introduction excerpted verbatim, formatting removed. Ages, family, authority and fossil records: Paleobiology Database, accessed 23 October 2026. Ages are those of the rock layers the fossils were found in. Wikidata: Q60969823.

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