Keys Ringneck Snake Kenneth L. Krysko photo.
Adults are small and slender-bodied with a slate gray body.
Unlike other ringneck snakes, the ring normally present around the neck is indistinct or completely absent. The belly is bright yellow, fading to orange-red beneath the tail. There is a single row of half-moon spots down the center on the belly. The scales are smooth , and there are 15-17 dorsal scale rows at midbody. The pupil is round.