Qiupa Formation
| Qiupa Formation | |
|---|---|
| Stratigraphic range: Maastrichtian ~ | |
Characteristic red brownish siltstones of the Qiupa Formation | |
| Type | Geological formation |
| Unit of | Tantou Group |
| Underlies | Gaoyugou Formation |
| Overlies | Shitaijie Formation |
| Lithology | |
| Primary | Mudstone, siltstone |
| Other | Sandstone, conglomerate |
| Location | |
| Coordinates | 33°54′N 111°48′E / 33.9°N 111.8°E |
| Approximate paleocoordinates | 31°36′N 102°48′E / 31.6°N 102.8°E |
| Region | Henan Province |
| Country | China |
| Extent | Tantou Basin |
| Type section | |
| Named for | Qiupa |
The Qiupa Formation (Chinese: 秋扒组; pinyin: Qiūpázǔ) is a Late Cretaceous Maastrichtian geologic formation in Henan Province, central China. It is rich in dinosaur eggs and bones, such as those of carnivorous and herbivorous dinosaurs. The Qiupa Formation is considered to be Late Maastrichtian in age, about 72 million and 66 million years ago.