CHAHUD, A.; FAIRCHILD, T. R. A new invertebrate from the Ponta Grossa Formation (Devonian), Paraná Basin, Brazil. Revista Brasileira de Paleontologia, [S. l.], v. 23, n. 4, p. 279–282, 2020. DOI: 10.4072/rbp.2020.4.06. Disponível em: https://sbpbrasil.org/publications/index.php/rbp/article/view/116. Acesso em: 25 may. 2024.