The first rhynchocephalian from the Late Jurassic of South America (Cañadón Calcáreo Formation, Chubut, Argentina). Ameghiniana, [S. l.], v. 63, n. 4, 2026. DOI: 10.5710/AMGH.21.08.2026.3703. Disponível em: https://www.ameghiniana.org.ar/index.php/ameghiniana/article/view/3703. Acesso em: 6 nov. 2026.