🦕 Prehistoric World Map

Didymictis fossil map

Where fossils of Didymictis have been found, shown on the Earth as it looked about 56 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 56 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 →

Didymictis
Image: M. Fox, CC0, via Wikimedia Commons
GroupEarly mammals
Lived60.9–39.7 million years ago (Selandian to Bartonian)
PeriodsPaleogene
FamilyViverravidae
Named byCope 1875
Fossil records700 occurrences at 115 locations (PBDB)
Found inUnited States, Canada, Belgium
Rock formationsWillwood, txn:40992, Fort Union, DeBeque, Wasatch, Wind River

About Didymictis

Didymictis ("double weasel") is an extinct genus of placental mammals from the extinct subfamily Didymictinae within the extinct family Viverravidae, that lived in North America and Europe from the Late Paleocene to Middle Eocene.

Text in “About” is quoted from the Wikipedia article Didymictis (revision 1368839294), 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: Q5274262.

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