🦕 Prehistoric World Map

Issiodoromys fossil map

Where fossils of Issiodoromys have been found, shown on the Earth as it looked about 30 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 30 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
Lived33.9–23.04 million years ago (Rupelian to Chattian)
PeriodsPaleogene
FamilyTheridomyidae
Named byBravard 1852
Fossil records82 occurrences at 27 locations (PBDB)
Found inFrance, Spain, Switzerland
Rock formationstxn:41975, Calcaires de Vacheres, Lower Detrital

About Issiodoromys

Issiodoromys is an extinct genus of theridomyid rodent that lived in Europe during the Rupelian and Chattian stages of the Oligocene epoch.

Text in “About” is quoted from the Wikipedia article Issiodoromys (revision 1374805296), 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: Q3803462.

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