Genus · Theropods · Jurassic / Cretaceous
Coelurus
Named by Marsh 1879
Coelurus lived 149.2–113.2 million years ago, during the Tithonian to Aptian stages of the Late Jurassic to Early Cretaceous. The Paleobiology Database lists 14 fossil records for it from 1 country (United States) — the 84th 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: 86% of its records are from the Morrison Formation.
- Every record is from United States; Wyoming alone has 8 of them.
- Allosaurus appears in 85% of the collections that hold Coelurus; Camarasaurus in 85%.
- Its stage range spans about 36 million years (5th longest of 99); it is the 26th best-recorded of the 32 theropods here.
1 accepted species
Coelurus has a single accepted species in PBDB.
| Species | Named by | Records |
|---|---|---|
| Coelurus fragilis | Marsh 1879 | 6 |
Where it was found
14 records with coordinates.
Found alongside
Rock formations
States & provinces
| Region | Records | Share |
|---|---|---|
| Wyoming | 8 | 57% |
| Maryland | 2 | 14% |
| Colorado | 2 | 14% |
| Utah | 2 | 14% |
Records by stage
Well-dated records, by the stage of their mid-point age.
Depositional settings
Other theropods of its time
Same group, overlapping stage range, not found in the same collections.
| Genus | Age | Country | Records |
|---|---|---|---|
| Megalosaurus | 168.2–113.2 Ma | United Kingdom, France | 60 |
| Deinonychus | 121.4–113.2 Ma | United States, Brazil | 47 |
| Carcharodontosaurus | 121.4–93.9 Ma | Algeria, Morocco | 44 |
| Torvosaurus | 154.8–145 Ma | United States, Portugal | 28 |
| Acrocanthosaurus | 121.4–113.2 Ma | United States | 14 |
| Baryonyx | 132.6–121.4 Ma | Spain, United Kingdom | 12 |
Also from these formations
Data: PBDB taxon 38528 · method