Exu Formation

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 / -7.6; -40.7
Approximate paleocoordinates	12°36′S 12°06′W / 12.6°S 12.1°W / -12.6; -12.1
Region	Piauí
Country	Brazil
Extent	Araripe Basin
Exu Formation (Brazil)

The Exu Formation is an Albian geologic formation in Brazil. Pterosaur fossils of Lophocratia indet. have been recovered from the formation.^[1]

• List of pterosaur-bearing stratigraphic units
• Basin history of the Araripe Basin

• 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