Polemon notatus is a species of mildly venomous rear-fanged snake in the family Atractaspididae.

[1] Dorsally pale brown, with two series of round black spots, which may be light-edged.

Dorsal scales smooth, without apical pits, arranged in 15 rows.

Seven upper labials, the second in contact with the preocular, third and fourth entering the eye.

First lower labial forming a suture with its fellow behind the mental.