↑Smith, M.A. (1943) The Fauna of British India, Ceylon and Burma, Including the Whole of the Indo-Chinese Sub-Region. Reptilia and Amphibia. 3 (Serpentes)., Taylor and Francis, London. 583 pp.
↑Cochran, D. M. (1930) The herpetological results made by Dr. Hugh Smith in Siam from 1923 to 1929., Proc. US. Nat. Mus. 77 (11): 1-39 [1931]
↑Boulenger,G.A. (1914) Descriptions of new reptiles from Siam., J. Nat. Hist. Soc. Siam 1: 67-76