Deltasaurus fossil map
Where fossils of Deltasaurus have been found, shown on the Earth as it looked about 252 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 252 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 tetrapods & amphibians |
|---|---|
| Lived | 251.902–247 million years ago |
| Periods | Triassic |
| Family | Rhytidosteidae |
| Named by | Cosgriff 1965 |
| Fossil records | 9 occurrences at 8 locations (PBDB) |
| Found in | Australia |
| Rock formations | Blina Shale, Knocklofty, Kockatea Shale, Cluan |
About Deltasaurus
Deltasaurus is an extinct genus of Carnian temnospondyl amphibian of the family Rhytidosteidae.
Text in “About” is quoted from the Wikipedia article Deltasaurus (revision 1283165763), 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: Q3021943.