Lucia Gurrola-Riera, et al. presents evidence for gomphotheriids (related to elephants) during the late Pleistocene era in Mexico.
Lucia Gurrola-Riera, Ruben A. Rodriguez-de la Rosa, Raul Rodarte-Flores, “The Genus Cuvieronius (Proboscidea, Gomphotheriidae) from the Late Pleistocene of Valparaiso, Zacatecas, Mexico,” PaleoAmerica 1, no. 2 (2015): 204–206
[Abstract]
The Order Proboscidea in Mexico is composed of the families Elephantidae, Mammutidae, and Gomphotheriidae. The last one includes the genus Cuvieronius. In this paper, we present a skull identified as the first record of Cuvieronius hyodon in Valparaíso, southwestern Zacatecas.