Dyrham Formation

Dyrham Formation Stratigraphic range: Pliensbachian PreꞒ Ꞓ O S D C P T J K Pg N
Type	Formation
Unit of	Lias Group
Sub-units	Eype Clay Member, Down Cliff Sand Member, Thorncombe Sand Member
Underlies	Beacon Limestone Formation, Marlstone Rock Formation
Overlies	Charmouth Mudstone Formation
Area	Wessex Basin, Worcester Basin,
Thickness	~125 m
Lithology
Primary	mudstone, silt, sand
Other	ferruginous limestone
Location
Region	England
Country	United Kingdom
Type section
Named for	Dyrham

The Dyrham Formation is a geologic formation in England. It preserves fossils dating back to the early part of the Jurassic period (Pliensbachian).^[1]

See also[]

• List of fossiliferous stratigraphic units in England

References[]

• Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021. {{cite web}}: |author= has generic name (help)

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