Atherfield Clay Formation

Atherfield Clay Formation
Stratigraphic range: Aptian
Type Geological formation
Unit of Lower Greensand Group
Sub-units Chale Clay Member
Underlies Ferruginous Sands, Hythe Formation
Overlies Vectis Formation, Weald Clay
Thickness 55-60 m on the Isle of Wight, up to 18 m in the Weald
Lithology
Primary Mudstone
Other Sandstone, Ironstone
Location
Region Europe
Country  UK
Extent Southern England

The Atherfield Clay Formation is a Geological formation in Southern England. Part of the Lower Greensand Group it dates to the Aptian age of the Early Cretaceous. The deposit is of marine origin largely consisting of mudstones. The Pterosaur Vectidraco is known from the formation.[1]

References

  1. ↑ Naish, D.; Simpson, M.; Dyke, G. (2013). Farke, Andrew A, ed. "A New Small-Bodied Azhdarchoid Pterosaur from the Lower Cretaceous of England and Its Implications for Pterosaur Anatomy, Diversity and Phylogeny". PLoS ONE. 8 (3): e58451. doi:10.1371/journal.pone.0058451. PMC 3601094. PMID 23526986.

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