Magneto-Biostratigraphy of the Upper Cretaceous and Lower Paleogene, Poty Quarry section of Northeastern, Brazil: Implications to asteroid and volcanism induced changes in paleoenvironment in a shallow marine setting

Ricardo Shyu, Institute of Geosciences, University of São Paulo, Department of Sedimentary and Environmental Geology, São Paulo, Brazil, Priyeshu Srivastava, Oceanographic Institute, University of São Paulo, Department of Physical, Chemical and Geological Oceanography, SãoPaulo, Brazil, Guilherme Krahl, Unisinos University, itt Fossil - Instituto Tecnológico de Micropaleontologia, São Leopoldo, Brazil, Gerson Fauth, Unisinos University, itt OCEANEON - Technological Institute for Paleoceanography and Climate Change/Geology Graduate Program, São Leopoldo, Brazil, Enelise Katia Piovesan, Federal University of Pernambuco, Brazil, Department of Geology, Recife, Brazil and Luigi Jovane, University of Sao Paulo, Oceanographic Institute, Sao Paulo, Brazil