Oretopsis is a genus of moths belonging to the subfamily Drepaninae. It contains the single species Oretopsis vohilava, described by Viette in 1954. It is found in Madagascar. The length of the forewings is 17.5-20.5 mm for males and 23.5-25 mm for females. The ground-colour of the wings is buff, greenish grey or pinkish grey, variously speckled with black. The forewings are usually darker between the antemedial and postmedial fascia.