Dog-faced water snake

Description

The visibility of upper jaw,giving it a dog-like appearance.Head long and distinct from neck.Eyes small and beadly,with rounded pupil.Dorsum dark gray,with faint dark blotches and a dark line along the sides of the head,across the yes.Venter cream with two distinct rows of large,diffuse dark gray spots.Scales are distinctly keeled.Midbody scale rows 21-25.Ventrals 132-160.Subcaudals 49-72.