First record of Faveoloolithidae eggshells from the late Maastrichtian of the Lago Colhué Huapi Formation, Golfo San Jorge Basin, Argentina. Ameghiniana, [S. l.], v. 63, n. 4, 2026. DOI: 10.5710/AMGH.22.04.2026.3661. Disponível em: https://www.ameghiniana.org.ar/index.php/ameghiniana/article/view/3661. Acesso em: 6 nov. 2026.