Genus · Ornithomimidae · Cretaceous
Struthiomimus
Named by Osborn 1916
Struthiomimus lived 83.6–66 million years ago, during the Campanian to Maastrichtian stages of the Late Cretaceous. The Paleobiology Database lists 18 fossil records for it from 2 countries (Canada and United States) — the 69th most of the 99 genera on this site.
Where it sits in time
Key facts from the records
- Its records are spread over at least 8 formations; the largest share, 33%, is from the Oldman Formation.
- Dromaeosaurus appears in 11% of the collections that hold Struthiomimus; Saurornitholestes in 11%.
- Its stage range spans about 17.6 million years (15th longest of 99); it is the 24th best-recorded of the 32 theropods here.
1 accepted species
Struthiomimus has a single accepted species in PBDB.
| Species | Named by | Records |
|---|---|---|
| Struthiomimus altus | Lambe 1902 | 13 |
Where it was found
18 records with coordinates.
Found alongside
Rock formations
States & provinces
| Region | Records | Share |
|---|---|---|
| Alberta | 12 | 67% |
| New Mexico | 3 | 17% |
| Wyoming | 2 | 11% |
| Texas | 1 | 6% |
| Country | Records | Share |
|---|---|---|
| Canada | 12 | 67% |
| United States | 6 | 33% |
Records by stage
Well-dated records, by the stage of their mid-point age.
Other theropods of its time
Same group, overlapping stage range, not found in the same collections.
| Genus | Age | Country | Records |
|---|---|---|---|
| Troodon | 83.6–66 Ma | Canada, United States | 103 |
| Tyrannosaurus | 72.1–66 Ma | United States, Canada | 85 |
| Tarbosaurus | 72.1–66 Ma | Mongolia, China | 56 |
| Albertosaurus | 83.6–66 Ma | Canada, United States | 32 |
| Gallimimus | 72.1–66 Ma | Mongolia, Uzbekistan | 30 |
| Masiakasaurus | 72.1–66 Ma | Madagascar | 29 |
| Chirostenotes | 83.6–66 Ma | United States, Canada | 28 |
| Majungasaurus | 72.1–66 Ma | Madagascar | 25 |
Also from these formations
Data: PBDB taxon 38545 · method