Callospermophilus fossil map
Where fossils of Callospermophilus have been found, shown on the Earth as it looked about 0 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 0 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 | 1.4–0.0117 million years ago (Calabrian to Late Pleistocene) |
| Periods | Quaternary |
| Family | Sciuridae |
| Fossil records | 12 occurrences at 5 locations (PBDB) |
| Found in | United States, Canada |
| Rock formations | txn:41486, Alamosa |
About Callospermophilus
Callospermophilus is a genus of ground squirrel from North America.
Text in “About” is quoted from the Wikipedia article Callospermophilus (revision 1264645109), 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: Q5022908.
