Genus · Sauropodomorphs · Jurassic
Yunnanosaurus
Named by Young 1940
Yunnanosaurus lived 201.4–192.9 million years ago, during the Hettangian to Sinemurian stages of the Early Jurassic. The Paleobiology Database lists 17 fossil records for it from 1 country (China) — the 72nd 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: 94% of its records are from the Lufeng Formation.
- Every record is from China; Yunnan alone has 17 of them.
- Sinosaurus appears in 150% of the collections that hold Yunnanosaurus; Gryposaurus in 140%.
- Its stage range spans about 8.5 million years (71st longest of 99); it is the 15th best-recorded of the 19 sauropodomorphs here.
3 accepted species
| Species | Named by | Records |
|---|---|---|
| Yunnanosaurus huangi | Young 1940 | 7 |
| Yunnanosaurus robustus | Young 1951 | 5 |
| Yunnanosaurus youngi | Lü et al. 2007 | 1 |
Where it was found
17 records with coordinates.
Found alongside
Rock formations
States & provinces
| Region | Records | Share |
|---|---|---|
| Yunnan | 17 | 100% |
Records by stage
Well-dated records, by the stage of their mid-point age.
Other sauropodomorphs of its time
Same group, overlapping stage range, not found in the same collections.
| Genus | Age | Country | Records |
|---|---|---|---|
| Massospondylus | 199.5–192.9 Ma | South Africa, Zimbabwe | 80 |
| Thecodontosaurus | 247.2–192.9 Ma | United Kingdom, Zimbabwe | 14 |
Data: PBDB taxon 56630 · method