Kok, P.J.R. 2010. A new species of Chironius Fitzinger, 1826 (Squamata: Colubridae) from the Pantepui region, northeastern South America. Zootaxa. 2611, 1 (Sep. 2010), 31–44. DOI:https://doi.org/10.11646/zootaxa.2611.1.3.