VON KOENIGSWALD, W.; WIDGA, C.; GÖHLICH, U. New mammutids (Proboscidea) from the Clarendonian and Hemphillian of Oregon – a survey of Mio-Pliocene mammutids from North America. Bulletin of the Museum of Natural History, University of Oregon, [S. l.], v. 30, 2023. Disponível em: https://journals3.oregondigital.org/nat_history/article/view/6004. Acesso em: 20 may. 2024.