The Neck Snake is a species of animal in the genus Neck Snake in the genus Neck snake. The neck groove snake has a neck groove, and there are 15 rows of dorsal scales in the middle. Except for the outermost 1 or 2 rows on both sides, the rest are lateral edges. There are 6 scales on the upper lip and 8 or 7 scales on the lower lip.

The head and back of the neck snake are olive green, and the upper lip scales are slightly lighter. Scales black. The head and ventral surface of the neck snake is gray-brown. The trunk and the back of the tail are olive green, mixed with some crimson, and have black spots, and the skin between the scales is white. The ventral surface of the Neck Snake is brick gray with dense crimson.