Current state of knowledge on Xenacanthiformes (Chondrichthyes, Elasmobranchii) from the Taquaral Member, Irati Formation, Permian of the Paraná Basin [Internet]. SciELO Preprints. 2026 [citado 13º de maio de 2026]. Disponível em: https://preprints.scielo.org/index.php/scielo/preprint/view/14832