Allodelphis fossil map
Where fossils of Allodelphis 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 →

| Group | Early mammals |
|---|---|
| Lived | 27.3–20.45 million years ago (Chattian to Aquitanian) |
| Periods | Paleogene, Neogene |
| Family | Allodelphinidae |
| Named by | Wilson 1935 |
| Fossil records | 4 occurrences at 2 locations (PBDB) |
| Found in | United States |
| Rock formations | Jewett, Vaqueros |
About Allodelphis
Allodelphis is an extinct genus of whale belonging to Allodelphinidae found in marine deposits of the eastern North Pacific.
Text in “About” is quoted from the Wikipedia article Allodelphis (revision 1318839559), 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: Q25095468.