INTRASPECIFIC VARIATION OF ONE OF THE OLDEST LITOPTERNA (MAMMALIA), PROTOLIPTERNA ELLIPSODONTOIDES, AND REDESCRIPTION OF THE SPECIES. Ameghiniana, [S. l.], v. 56, n. 5, p. 380–401, 2019. DOI: 10.5710/AMGH.11.08.2019.3250. Disponível em: https://ameghiniana.org.ar/index.php/ameghiniana/article/view/3250. Acesso em: 28 sep. 2025.