Meniscotherium fossil map
Where fossils of Meniscotherium 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 →

| Group | Early mammals |
|---|---|
| Lived | 56–45.9 million years ago (Ypresian to Lutetian) |
| Periods | Paleogene |
| Family | Phenacodontidae |
| Named by | Cope 1874 |
| Fossil records | 122 occurrences at 12 locations (PBDB) |
| Found in | United States, Mexico |
| Rock formations | Wasatch, DeBeque, San Jose, Wind River, Las Tetas de Cabra, txn:42284 |
About Meniscotherium
Meniscotherium is an extinct genus of dog-sized mammal which lived 54–38 million years ago.
Text in “About” is quoted from the Wikipedia article Meniscotherium (revision 1358389774), 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: Q4289003.