sawtooth-necked bronzeback

Dendrelaphis nigroserratus (common name: sawtooth-necked bronzeback) is a species of snakes belonging to the bronzebacks (Dendrelaphis). It is found only in western and southwestern Thailand and the adjacent southeastern Myanmar. A specimen has been preserved in the British Natural History Museum, London since the early 20th century. Due to its resemblance to Wall's Bronzeback, the scientific name was formerly assigned under Dendrelaphis cyanochloris, the species name for Wall's bronzeback. It was formally described as a distinct...