Chowdhury, S., Sengupta, R., Mitra, S., & Chaudhuri, A. (2018). Extension of the known range of the Trinket Snake, Coelognathus helena nigriangularis (Reptilia: Squamata: Colubridae), in India. Reptiles & Amphibians, 25(2), 129-131. https://doi.org/10.17161/randa.v25i2.14266