Yang, J.-H., Sung, Y.-H. and Chan, B.P.-L. 2013. A new species of the genus Opisthotropis Günther, 1872 (Squamata: Colubridae: Natricinae) from Guangdong Province, China. Zootaxa. 3646, 3 (May 2013), 289–296. DOI:https://doi.org/10.11646/zootaxa.3646.3.7.