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The Botucatu Formation is an aeolian sandstone deposit in the Paraná basin, which displays large-scale sets of cross strata (1-30 m; [[:file:Botucatu_1.jpg|Figure 1]]), formed in a desert environment similar to today’s Sahara Desert, during the Jurassic to Cretaceous on the Gondwana supercontinent, with an area of c. 1,500,000 km².<ref name=Milani_2007>Milani, E.J.; Melo, J.H.G., Souza, P.A.; Fernandes, L.A.; França, A.B. Bacia, 2007, do Paraná. In: Cartas Estratigráficas - Boletim de Geociências da Petrobras, Rio de Janeiro, v.15, n.2, p.265-287</ref>

The Botucatu Formation is an aeolian sandstone deposit in the Paraná basin, which displays large-scale sets of cross strata (1-30 m; [[:file:Botucatu_1.jpg|Figure 1]]), formed in a desert environment similar to today’s Sahara Desert, during the Jurassic to Cretaceous on the Gondwana supercontinent, with an area of approximately 1,500,000 km².<ref name=Milani_2007>Milani, E. J., J. H. G. Melo, P. A. Souza, L. A. Fernandes, and A. B. França, 2007, Do Paraná: Cartas Estratigráficas--Boletim de Geociências da Petrobras, Rio de Janeiro, v. 15, n.2, p. 265-287</ref>

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