Earth:Itapecuru Formation

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Itapecuru Formation
Stratigraphic range: Aptian-Cenomanian
~120–95 Ma
TypeGeological formation
UnderliesAlluvium & Corda Formation
OverliesCodó, Grajaú & Piauí Formations
Thicknessup to 2,000 m (6,600 ft) in São Luís Basin
700 m (2,300 ft) in Parnaíba Basin
Lithology
PrimaryMudstone, sandstone
OtherBreccia, diamictite
Location
Coordinates [ ⚑ ] : 3°23′30″S 44°21′30″W / 3.39167°S 44.35833°W / -3.39167; -44.35833
Paleocoordinates [ ⚑ ] 8°36′S 15°54′W / 8.6°S 15.9°W / -8.6; -15.9
RegionItapecuru Mirim
Template:Country data Maranhão
Country Brazil
ExtentSão Luís & Parnaíba Basins
Type section
Named forItapecuru Mirim
Itapecuru Formation is located in Brazil
Itapecuru Formation
Itapecuru Formation (Brazil)

The Itapecuru Formation is a geological formation in Itapecuru Mirim, Maranhão, Brazil.

It was formed during the Aptian to Albian stages of the Early Cretaceous.[1] Dinosaur remains are among the fossils that have been recovered from the formation.[2]

Vertebrate paleofauna

See also

References

  1. Ferreira, Neila N.; Ferreira, Elizabete P.; Ramos, Renato R.C.; Carvalho, Ismar S. (2016). "Palynological and sedimentary analysis of the Igarapé Ipiranga and Querru 1 outcrops of the Itapecuru Formation (Lower Cretaceous, Parnaíba Basin), Brazil". Journal of South American Earth Sciences 66: 15–31. doi:10.1016/j.jsames.2015.12.005. ISSN 0895-9811. Bibcode2016JSAES..66...15F. 
  2. 2.0 2.1 2.2 2.3 2.4 Weishampel, David B; et al. (2004). "Dinosaur distribution (Late Cretaceous, South America)." In: Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. Pp. 600-604. ISBN:0-520-24209-2.
  3. Candidodon itapecuruense type locality at Fossilworks.org
  4. Batista, Diego L.; de Sousa Carvalho, I.; de la Fuente, M.S. (2020). "A new Cretaceous (Pleurodira: Pelomedusoides) from the Lower Cretaceous of Parnaíba Basin, Brazil": Journal of South American Earth Sciences. https://doi.org/10.1016/j.jsames.2020.102872