Ringed Kukri Snake

The species is brown on the back, with black rings that contained oval yellowish-brown spots. A specimen described in 1893 had 26 such rings. The sides of the snake are black, with yellowish lines, and the head is also yellowish brown. It has a dark bar across the forehead, and a dark inverted Y shape above the nape of the neck. The underside of the snake is white, with small black dots. The 1893 specimen, which was a young snake, was 16 centimeters long.

Oligodon annulifer is oviparous, or egg-laying. The species is known to eat the eggs of other reptiles, and it has teeth which are adapted for this purpose; they are sharply edged, to slit eggs easily. It primarily lives in lowland rainforest, and it is a terrestrial, or ground-dwelling, species.