Zalophus fossil map
Where fossils of Zalophus 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 | 15.98 million years ago to the present (Langhian to Holocene) |
| Periods | Neogene, Quaternary |
| Family | Otariidae |
| Named by | (Gill 1866) |
| Fossil records | 58 occurrences at 25 locations (PBDB) |
| Found in | Japan, United States, Mexico, Ecuador, Taiwan |
| Rock formations | txn:96678, Palos Verdes Sand, Port Orford, Iimuro, San Pedro, Karakane |
About Zalophus
Zalophus is a genus of the family Otariidae (sea lions and fur seals) of the order Carnivora.
Text in “About” is quoted from the Wikipedia article Zalophus (revision 1372110674), 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: Q135911.