Английская Википедия:Areado Group
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The Areado Group is a Late Jurassic to Early Cretaceous (Tithonian to Albian; covering approximately 50 million years)[1] geologic group in southeastern Brazil. The group was defined by Cardoso in 1968.[2]
Various fossil theropod tracks have been reported from the aeolic sandstones of the group.[3][4]
Stratigraphy
The group contains the following formations from young to old:[5]
- Albian Três Barras Formation - eolian and fluvio-deltaic sandstones
- Aptian Quiricó Formation - lacustrine claystones
- Tithonian-Barremian Abaeté Formation - fluvial conglomerates
See also
References
Bibliography
Категории:
- Английская Википедия
- Geologic groups of South America
- Geologic formations of Brazil
- Jurassic System of South America
- Late Jurassic South America
- Jurassic Brazil
- Tithonian Stage
- Lower Cretaceous Series of South America
- Cretaceous Brazil
- Albian Stage
- Aptian Stage
- Barremian Stage
- Hauterivian Stage
- Valanginian Stage
- Berriasian Stage
- Sandstone formations
- Conglomerate formations
- Shale formations
- Aeolian deposits
- Deltaic deposits
- Fluvial deposits
- Lacustrine deposits
- Ichnofossiliferous formations
- Geography of Minas Gerais
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