Ugalde MR, Guimarães MRS, Veronese de Luna I, Guedes TB, Hamdan B. First record of Chironius brazili Hamdan & Fernandes, 2015 (Squamata, Colubridae) for the state of Tocantins and the north region of Brazil. HB. 2026;13(1):140-146. doi:10.5281/zenodo.1330816