Genus · Ornithopods · Jurassic
Camptosaurus
Named by Marsh 1885
Camptosaurus lived 154.8–145 million years ago, during the Kimmeridgian to Tithonian stages of the Late Jurassic. The Paleobiology Database lists 42 fossil records for it from 3 countries (United States, Germany and Spain) — the 25th most of the 99 genera on this site.
Where it sits in time
Key facts from the records
- Most of what is known comes from one rock unit: 95% of its records are from the Morrison Formation.
- It is one of the more widespread genera here: records from 3 countries, 26th of 99.
- Allosaurus appears in 86% of the collections that hold Camptosaurus; Camarasaurus in 81%.
- Its stage range spans about 9.8 million years (56th longest of 99); it is the 6th best-recorded of the 21 ornithopods here.
2 accepted species
| Species | Named by | Records |
|---|---|---|
| Camptosaurus dispar | Marsh 1879 | 9 |
| Camptosaurus aphanoecetes | Carpenter and Wilson 2008 | 1 |
Where it was found
42 records with coordinates.
Found alongside
Rock formations
States & provinces
| Region | Records | Share |
|---|---|---|
| Wyoming | 20 | 48% |
| Utah | 8 | 19% |
| Colorado | 5 | 12% |
| Oklahoma | 5 | 12% |
| South Dakota | 1 | 2% |
| Nordrhein-Westfalen | 1 | 2% |
| Valencia | 1 | 2% |
| Montana | 1 | 2% |
| Country | Records | Share |
|---|---|---|
| United States | 40 | 95% |
| Germany | 1 | 2% |
| Spain | 1 | 2% |
Records by stage
Well-dated records, by the stage of their mid-point age.
Depositional settings
Other ornithopods of its time
Same group, overlapping stage range, not found in the same collections.
| Genus | Age | Country | Records |
|---|---|---|---|
| Nanosaurus | 154.8–145 Ma | United States | 32 |
| Gryposaurus | 199.5–72.1 Ma | Canada, United States | 31 |
Also from these formations
Data: PBDB taxon 38748 · method