
Photo: (c) Patricia Rose, some rights reserved (CC BY) · CC-BY (May be cropped or resized)
Oligodon erythrogaster
Range
India and Nepal: from central Nepal east to Sikkim
The Nagarkot kukri snake is a snake found in India and Nepal (Wikipedia, general species account).
The Reptile Database gives central Nepal eastwards to Sikkim. The account used here gives no further detail.