Martins, Taynara Cristina Matos, Joelson Lima Soares, and Hudson Pereira Santos. “Icnofósseis No Arenito Do Guamá (Pará, Brasil): Potenciais Registros Silurianos”. Revista Brasileira de Paleontologia 25, no. 2 (July 16, 2022): 103–119. Accessed September 29, 2022. https://sbpbrasil.org/publications/index.php/rbp/article/view/298.