Ptyas doriae
Habitat
Forest, shrubland and grassland, 600–1,780 m
Range
South-western China (Yunnan), north-east India (Assam, Manipur) and northern Myanmar
Size
Up to 91 cm
Doria's green snake (Ptyas doriae) is a colubrid endemic to Asia, found in Yunnan in south-western China, Assam and Manipur in north-eastern India, and the Kachin Hills of northern Myanmar. It prefers forest, shrubland and grassland at 600–1,780 m. (The Reptile Database; Wikipedia, general species account)
It may reach a total length of 91 cm, including a tail of 21 cm. (Wikipedia, general species account)