Xitun Formation
| Xitun Formation | |
|---|---|
| Stratigraphic range: | |
| Type | Geological formation |
| Unit of | Cuifengshan Group |
| Underlies | Guijiatun Formation |
| Overlies | Xiaxishancun Formation |
| Lithology | |
| Primary | Calciferous mudstones |
| Location | |
| Coordinates | 25°29.853'N and 103°46.309'E |
| Region | Yunnan Province |
| Country | China |
| Extent | Qujing |
| Type section | |
| Named for | Xitun village |
The Xitun Formation is a palaeontological formation which is named after Xitun village in Qujing, a location in South China. This formation includes many remains of fossilized fish and plants of the Early Devonian period (Late Lochkovian). It was originally referred to as the Xitun Member of the Cuifengshan Formation (now the Cuifengshan Group).