Ermaying Formation
| Type | Geological formation |
|---|---|
| Thickness | Up to 600 m |
| Location | |
| Coordinates | 37°26′15″N 110°39′06″E / 37.43750°N 110.65167°ECoordinates: 37°26′15″N 110°39′06″E / 37.43750°N 110.65167°E |
| Region | Shaanxi |
| Country | China |
The Ermaying Formation is a sedimentary succession of Anisian (Middle Triassic) age. It is found in the Shaanxi Province of China. It is composed of an up to 600 m thick sequence of mudstone and sandstone. It is famous for its fossils of tetrapods.
Notable fossils include the genera Fenhosuchus, Eumetabolodon, Halazhaisuchus, Guchengosuchus, Neoprocolophon, Ordosiodon, Wangisuchus and Shansisuchus.
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