| Yuliangze Formation | |
|---|---|
| Stratigraphic range: early-late Maastrichtian ~ | |
| Type | Geological formation |
| Underlies | Taipinglinchang Formation |
| Location | |
| Coordinates | 48°54′N130°12′E / 48.9°N 130.2°E |
| Approximate paleocoordinates | 48°00′N117°54′E / 48.0°N 117.9°E |
| Region | Heilongjiang |
| Country | |
The Yuliangze Formation, or Yuliangzi Formation, is a geological formation in Heilongjiang, China, whose strata date back to the early-late Maastrichtian. Dinosaur remains are among the fossils that have been recovered from the formation. [1]
Color key
| Notes Uncertain or tentative taxa are in small text; |
| Hadrosaurs reported from the Yuliangze Formation | ||||||
|---|---|---|---|---|---|---|
| Taxon | Species | Location | Stratigraphic position | Material | Notes | Images |
| Charonosaurus | C. jiayinensis | Jiayin | Upper | "Partial skull and partial, fragmentary postcranial elements." [2] | A parasaurolophini hadrosaur. | |
| Mandschurosaurus | M. amurensis | Jiayin | Upper | A poorly preserved and incomplete skeleton. | A hadrosaur of uncertain affinities. | |
| Sahaliyania | S. elunchunorum | Wuluga | Upper | A partial skull along with the pectoral girdle, an upper arm, and a pelvis. | A lambeosaurine hadrosaur. | |
| Saurolophus | S. kryschtofovici | Jiayin | A holotype specimen | Dubious or synonymous with S. angustirostris | ||
| Wulagasaurus | W. dongi | Wulaga | Upper | A right partial dentary. | A saurolophine hadrosaur. | |
| Theropods reported from the Yuliangze Formation | ||||||
|---|---|---|---|---|---|---|
| Taxon | Species | Location | Stratigraphic position | Material | Notes | Images |
| Tyrannosauridae indet. | Indeterminate | |||||
| Ornithomimosauria indet. | Indeterminate | |||||
| Troodontidae Indet. | Indeterminate | |||||