Zygosaurus fossil map
Where fossils of Zygosaurus have been found, shown on the Earth as it looked about 275 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 275 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 | 277.3–264.28 million years ago (Kungurian to Wordian) |
| Periods | Permian |
| Family | Dissorophidae |
| Named by | Eichwald 1848 |
| Fossil records | 2 occurrences at 2 locations (PBDB) |
| Found in | Russia |
| Rock formations | Pechishchi, txn:37017 |
About Zygosaurus
Zygosaurus is an extinct genus of dissorophid temnospondyl from the Middle Permian of Russia. It was described in 1848 by Eduard Eichwald, making it the first dissorophid to be described and the first temnospondyl documented from Russia. It is known from a single species, Zygosaurus lucius.
Text in “About” is quoted from the Wikipedia article Zygosaurus (revision 1378763316), 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: Q3780226.
