Westbury Shales

TypeFormation

PrimaryShale

Coordinates51°48′N 2°24′W / 51.8°N 2.4°W / 51.8; -2.4

Approximate paleocoordinates36°18′N 0°48′E / 36.3°N 0.8°E / 36.3; 0.8

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; -2.4
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) Show map of the United Kingdom Westbury Shales (England) Show map of England

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