Badillo, L.F., Hernández Hernández, G., Valencia Herverth, R., Goyenechea, I. and Mendoza Paz, C.A. 2020. CONFIRMATION OF THE SNAKE Pituophis catenifer (BLAINVILLE, 1835) IN THE HIDALGO STATE, MEXICO. Revista Latinoamericana de Herpetología. 3, 1 (May 2020), 101–104. DOI:https://doi.org/10.22201/fc.25942158e.2020.1.71.