Sibynophis sagittarius is a species of snake found in C/NE India, Nepal, Bhutan and Pakistan.
References
Cantor, T. 1839 Proc. Zool. Soc. London 1839: 49.
Captain, A.; D. J. Gower, P. David & A. M. Bauer 2004 Taxonomic status of the colubrid snake Sibynophis subpunctatus (Dumeril, Bibron & Dumeril, 1854). Hamadryad 28 (1&2): 90-94
Das, I. & Palden,J. 2000 A herpetological collection from Bhutan, with new country records. Herpetological Review 31 (4): 256-258