Exu Formation | |
---|---|
Stratigraphic range: Albian | |
Type | Geological formation |
Unit of | Araripe Group |
Underlies | Alluvium |
Overlies | Santana Group Romualdo Formation |
Lithology | |
Primary | Sandstone |
Location | |
Coordinates | 7°36′S 40°42′W / 7.6°S 40.7°W |
Approximate paleocoordinates | 12°36′S 12°06′W / 12.6°S 12.1°W |
Region | Piauí |
Country | Brazil |
Extent | Araripe Basin |
The Exu Formation is an Albian geologic formation in Brazil. Pterosaur fossils of Lophocratia indet. have been recovered from the formation.[1]
See also
References
- ^ Chapada do Araripe at Fossilworks.org
Further reading
- Fabin, Carlos E.; Correia Filho, Osvaldo J.; Alencar, Márcio L.; Barbosa, José A.; de Miranda, Tiago S.; Neumann, Virgínio H.; Gomes, Igor F.; de Santana, Felipe R. (2018), "Stratigraphic Relations of the Ipubi Formation: Siliciclastic-Evaporitic Succession of the Araripe Basin" (PDF), Anais da Academia Brasileira de Ciências, 90 (2 suppl 1): 2049–2071, doi:10.1590/0001-3765201820170526, PMID 29947671, retrieved 2018-10-05
- Martill, D. M (2008), "First pterosaur remains from the Exu Formation (Cretaceous) of the Araripe Basin, Brazil", Zitteliana B, 28: 243–248