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Baptista, M.C., Iza, E.R.H. de F., Dias Cavalcanti, J.A., Simões, H., Melo Palmeira, L.C., de Oliveira Pessoa, J.C., Frazão, E. and Rodrigues Santos Sobrinho, V. 2026. First in situ documentation of a fossil tooth attributed of †Otodus megalodon from the deep sea of Rio Grande Rise, South Atlantic Ocean. Journal of the Geological Survey of Brazil. 9, 1 (Jan. 2026). DOI:https://doi.org/10.29396/jgsb.2026.v9.n1.3.