Calcareous nannofossils, biostratigraphy, and paleobiogeography of the Aptian/Albian Romualdo Formation in the Araripe Basin, North-Eastern Brazil

Calcareous nannofossils, biostratigraphy, and paleobiogeography of the Aptian/Albian Romualdo Formation in the Araripe Basin, North-Eastern Brazil

Abstract The objectives of this study were the biostratigraphic and paleobiogeographic interpretations of the calcareous nannofossil records of the Romualdo Formation (Aptian-Albian) in the south-central portion of the Araripe Basin. The methods used to process the samples were decanting, smear slid...

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Bibliographic Details
Main Authors: Flávia Azevedo Pedrosa Lemos, Yumi Asakura, Rogério Loureiro Antunes, Rilda Verônica Cardoso de Araripe, Ludmila Alves Cadeira do Prado, Maria Emilia Travassos Rio Tomé, David Holanda de Oliveira, Luiz Ricardo Silva Lobo do Nascimento, Christiano Ng, Alcina Magnólia Franca Barreto
Format: Article
Language:English
Published: Sociedade Brasileira de Geologia 2023-09-01
Series:Brazilian Journal of Geology
Subjects:
nanoplankton
lower cretaceous
paleoenvironment
marine ingressions
facies analysis
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S2317-48892023000200308&tlng=en

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http://www.scielo.br/scielo.php?script=sci_arttext&pid=S2317-48892023000200308&tlng=en

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