Discosaurus fossil map
Where fossils of Discosaurus have been found, shown on the Earth as it looked about 85 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 85 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 | Plesiosaurs & kin |
|---|---|
| Lived | 85.7–83.6 million years ago (Santonian) |
| Periods | Cretaceous |
| Family | Pliosauridae |
| Named by | Leidy 1851 |
| Fossil records | 1 occurrences at 1 locations (PBDB) |
| Found in | United States |
| Rock formations | Eutaw |
About Discosaurus
Discosaurus is an extinct genus of plesiosaur from the Santonian of Alabama and Mississippi. One species is known, which is D. vestutus.
Text in “About” is quoted from the Wikipedia article Discosaurus (revision 1324429929), 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: Q5281707.