Pheidole ceres valid U.S.A. (Colorado). Nearctic.
Wheeler, W. M. 1904a. Three new genera of inquiline ants from Utah and Colorado. Bulletin of the American Museum of Natural History 20:1-17.   129984

Pheidole ceres tepaneca synonym of Pheidole ceres Mexico (Hidalgo). Neotropic.
Wheeler, W. M. 1914c. Ants collected by W. M. Mann in the state of Hidalgo, Mexico. Journal of the New York Entomological Society 22:37-61.   130084