| Westbury Formation | |
|---|---|
| Stratigraphic range: | |
| Type | Geological formation |
| Unit of | Penarth Group |
| Underlies | Lilstock Formation |
| Overlies | Blue Anchor Formation |
| Thickness | 5-10 m |
| Lithology | |
| Primary | Mudstone, Shale |
| Other | Limestone, Sandstone |
| Location | |
| Region | Europe |
| Country |  UK |
| Type section | |
| Named for | Westbury-on-Severn |
The Westbury Formation is a geological formation in England, one of the Penarth Group. It dates back to the Rhaetian.[1] The formation is named after the village of Westbury-on-Severn in Gloucestershire.[2] The remains of a giant shastasaurid and dinosaurs are known from the formation.[3][4]
- ^ Weishampel, David B; et al. (2004). "Dinosaur distribution (Late Triassic, Europe)." In: Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. Pp. 521–525. ISBN 0-520-24209-2.
- ^ The BGS Lexicon of Named Rock Units — Result Details: Westbury Formation
- ^ Lomax, Dean R.; De la Salle, Paul; Massare, Judy A.; Gallois, Ramues (2018-04-09). Wong, William Oki (ed.). "A giant Late Triassic ichthyosaur from the UK and a reinterpretation of the Aust Cliff 'dinosaurian' bones". PLOS ONE. 13 (4): e0194742. Bibcode:2018PLoSO..1394742L. doi:10.1371/journal.pone.0194742. ISSN 1932-6203. PMC 5890986. PMID 29630618.
- ^ Cite error: The named reference
Ichthyotitanwas invoked but never defined (see the help page).