English Ipubi Formation Cited by user Tisquesusa on 06 Oct 2018 The Ipubi Formation is the middle geological formation of the Santana Group, the middle part of the Araripe Group, in the Araripe Basin of northeastern Brazil.
English Crato Formation Cited by user Tisquesusa on 05 Oct 2018 The Crato Formation is a geologic formation of Early Cretaceous (Aptian) age in northeastern Brazil's Araripe Basin.
English Santana Formation Cited by user Tisquesusa on 05 Oct 2018 The Romualdo Formation is a geologic Konservat-Lagerstätte in northeastern Brazil's Araripe Basin where the states of Pernambuco, Piauí and Ceará come together.