Delphinornis fossil map
Where fossils of Delphinornis 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 | Prehistoric birds |
|---|---|
| Lived | 41.03–15.98 million years ago (Bartonian to Burdigalian) |
| Periods | Paleogene, Neogene |
| Named by | Wiman 1905 |
| Fossil records | 13 occurrences at 9 locations (PBDB) |
| Found in | Antarctica |
| Rock formations | Submeseta, La Meseta, txn:NF |
About Delphinornis
Delphinornis is an extinct genus of penguins that lived around the middle Eocene to the middle Miocene in Antarctica.
Text in “About” is quoted from the Wikipedia article Delphinornis (revision 1273044323), 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: Q65074352.