Quiricó Formation
| Quiricó Formation | |
|---|---|
| Stratigraphic range: Lower Cretaceous (Aptian) | |
 Stratigraphic position of the Quiricó Formation in São Francisco Basin | |
| Type | Geological formation |
| Unit of | Areado Group |
| Underlies | Abaeté Formation |
| Overlies | Três Barras Formation |
| Thickness | 60–100 m (200–330 ft) |
| Lithology | |
| Primary | Sandstone, claystone |
| Other | Siltstone, limestone |
| Location | |
| Coordinates | 16°42′S 44°24′W / 16.7°S 44.4°W |
| Approximate paleocoordinates | 17°30′S 11°54′W / 17.5°S 11.9°W |
| Region |  Minas Gerais |
| Country |  Brazil |
| Extent | São Francisco Basin |
| Type section | |
| Named for | Quiricó Lake/River |
| Named by | Barbosa (1965) |
The Quiricó Formation is a geological formation in Minas Gerais, Brazil whose strata date back to the Lower Cretaceous (Early Cretaceous).[1] Many occurrences of fossils are reported in the lacustrine deposits of the Quiricó Formation.
Fossil content
References
- ^ Sgarbi, G.N.C. (2000). "The Cretaceous Sanfranciscan Basin, Eastern Plateau of Brazil". Revista Brasileira de Geociências. 30 (3): 450–452.
- ^ Zaher, H.; Pol, D.; Carvalho, A.B.; Nascimento, P.M.; Riccomini, C.; Larson, P.; Juarez-Valieri, R.; Pires-Domingues, R.; da Silva, N.J.; Campos, D.A. (2011). "A Complete Skull of an Early Cretaceous Sauropod and the Evolution of Advanced Titanosaurians". PLoS ONE. 6 (2): e16663. doi:10.1371/journal.pone.0016663. PMC 3034730. PMID 21326881.
{{cite journal}}: CS1 maint: unflagged free DOI (link) - ^ Santos, R.S. (1955). "Descrição dos peixes fósseis". Bol. Min. Agr. Div. Geol. Mineral., Rio de Janeiro. 155: 1–211.
- ^ Santos, R.S. (1985). "Laeliichthys ancestralis, novo gênero e espécie de Osteoglossiformes do Aptiano da Formação Areado, Estado de Minas Gerais, Brasil". Colet. Trab. Paleontol. Ser. Geol. 27: 161–167.