The Areado Group is a Late Jurassic to Early Cretaceous (Tithonian to Albian; covering approximately 50 million years)Carvalho & Kattah, 1998, p.56 geologic group in southeastern Brazil. The group was defined by Cardoso in 1968.Carvalho & Kattah, 1998, p.54
Various fossil theropod tracks have been reported from the aeolic sandstones of the group.Carvalho & Kattah, 1998, pp.57-61Weishampel, et al. (2004). "Dinosaur distribution." Pp. 517-607.
Stratigraphy The group contains the following formations from young to old:Cristóvão Baptista, 2004, p.19 Albian Três Barras Formation - eolian and fluvio-deltaic sandstones Aptian Quiricó Formation - lacustrine claystones Tithonian-Barremian Abaeté Formation - fluvial conglomerates
See also List of dinosaur-bearing rock formations List of stratigraphic units with theropod tracks
References
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