Huachihuanhe Formation
The Huachihuanhe Formation is a geologic formation in China. It is Early Cretaceous, probably Hauterivian, in age.[1] The Pterosaur Huanhepterus has been recovered from the formation.
| Huachihuanhe Formation Stratigraphic range: Hauterivian | |
|---|---|
| Type | Geological formation |
| Unit of | Zhidan Group |
| Underlies | Luohan Formation |
| Overlies | Luohe Formation |
| Thickness | 400-500 metres |
| Lithology | |
| Primary | Mudstone, sandstone |
| Location | |
| Region | Gansu |
| Country |  |
Footnotes
- Zhang, Mingzhen; Dai, Shuang; Zhang, Xianwen; Wang, Sen; Du, Zhen; Ma, Bo; Du, Baoxia (2020-10-07). "Conifer‐dominant palynoflora from the Lower Cretaceous in Ordos Basin, China: Biostratigraphical and palaeoclimatic implications". Geological Journal: gj.4015. doi:10.1002/gj.4015. ISSN 0072-1050.
References
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