The Feliz Deserto Formation is a geologic formation of the Early Cretaceous age (Berriasian to Valanginian) in northeastern Brazil's Sergipe-Alagoas Basin. The formation belongs to the rift phase, in which a great lake formed.[1]
| Feliz Deserto Formation | |
|---|---|
| Stratigraphic range: Berriasian-Valanginian ~ | |
| Type | Geological formation |
| Location | |
| Region | Sergipe-Alagoas Basin of Northeastern Brazil |
| Country |  Brazil |
| Type section | |
| Named for | Feliz Deserto |
Background edit
The formation provided fossils of bivalve and gastropod molluscs, vertebrate remains of Lepidotes fish and teeth of crocodylomorphs and spinosaurids, the oldest of the family reported in South America.[1][2]
References edit
- ^ a b ARAGÃO, PAULO (2021). "DENTES FÓSSEIS DE ARCOSSAUROS DA FORMAÇÃO FELIZ DESERTO (CRETÁCEO INFERIOR), BACIA DE SERGIPE-ALAGOAS". Departamento de Biologia, Centro de Ciências Biológicas e da Saúde, Universidade Federal de Sergipe.
- ^ Sales, Marcos A. F.; Liparini, Alexandre; De Andrade, Marco (2017). "The oldest South American occurrence of Spinosauridae (Dinosauria, Theropoda)". Journal of South American Earth Sciences. 74: 83–88. Bibcode:2017JSAES..74...83S. doi:10.1016/j.jsames.2016.10.005 – via Elsevier Science Direct.
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