Carranza-Castañeda, Oscar, and Xiaoming Wang. 2023. “First Record of a Complete Humerus of Agriotherium (mammalia-Ursidae) from the Early-Late Hemphillian of Zacatecas, Mexico”. Revista Mexicana De Ciencias Geológicas 40 (2):214-26. https://doi.org/10.22201/cgeo.20072902e.2023.2.1738.