Arzate-Garay, L.S., Quiroz-Adrian, S.A., Hernández-Sánchez, L.F., Oviedo-Hernández, E., Hernández-Gallegos, O. and Flores-Santin, J.R. 2024. FIRST RECORD OF ERYTHRISM IN Thamnophis scalaris (SQUAMATA: COLUBRIDAE) IN THE STATE OF MEXICO, MEXICO. Revista Latinoamericana de Herpetología. 7, 1 (Feb. 2024), e816 (52 – 55). DOI:https://doi.org/10.22201/fc.25942158e.2024.1.816.