Ganesh, S., Achyuthan, N., Chandramouli, S., & Vogel, G. (2020). Taxonomic revision of the Boiga ceylonensis group (Serpentes: Colubridae): re-examination of type specimens, redefinition of nominate taxa and an updated key. Zootaxa, 4779(3), 301–322. https://doi.org/10.11646/zootaxa.4779.3.1