Dolhir Formation
The Dolhir Formation is a geologic formation in Wales. It preserves fossils dating back to the Ordovician period.
Gravicalymene arcuata Price, 1982,[1] Rawtheyan Stage, Dolhir Formation, Cynwyd Forest, near Corwen, Wales
| Dolhir Formation | |
|---|---|
| Stratigraphic range: Ashgill Series | |
| Type | Formation |
| Underlies | Mudstones of the Fron Frys Formation. |
| Overlies | Unconformable on various Caradoc Formations. |
| Thickness | 490 metres. Lateral variations, 320 - 490 metres. |
| Location | |
| Region | Wales |
| Country |  United Kingdom |
| Extent | Not defined |
References
- Price, D. 1982. Calymene quadrata King, 1923 and allied species of trilobites from the Ashgill Series of North Wales. Geological Magazine, Volume 119 , Issue 1 , January 1982 , pp. 57 - 66. DOI: https://doi.org/10.1017/S0016756800025656
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
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