Westbury Shales

Westbury Shales Stratigraphic range: Rhaetian ~205–202 Ma PreꞒ Ꞓ O S D C P T J K Pg N ↓
Type	Formation
Lithology
Primary	Shale
Location
Coordinates	51°48′N 2°24′W / 51.8°N 2.4°W / 51.8; -2.4Coordinates: 51°48′N 2°24′W / 51.8°N 2.4°W / 51.8; -2.4
Approximate paleocoordinates	36°18′N 0°48′E / 36.3°N 0.8°E / 36.3; 0.8
Region	England
Country	United Kingdom
Westbury Shales (the United Kingdom) Westbury Shales (England) Show map of the United KingdomShow map of EnglandShow all

The Westbury Shales is a geologic formation in England. It preserves fossils of , Saurichthys acuminatus, and dating back to the Rhaetian period.^[1]

See also[]

• List of fossiliferous stratigraphic units in England

References[]

Further reading[]

• R. S. Kelly, A. J. Ross, and P. Davidson. 2017. Mesozoic Holcoptera (Coleoptera: Coptoclavidae) from England and the United States. Proceedings of the Geologists' Association 128:659-674
• R. J. G. Savage and N. F. Large. 1966. On Birgeria acuminata and the absence of labyrinthodonts from the Rhaetic. Palaeontology 9(1):135-141
• R. J. Tillyard. 1925. The British Liassic Dragonflies. Fossil Insects, British Museum Natural History 1:1-40