Heterochelus exactor is a species of beetle of the family Scarabaeidae. It is found in South Africa (Western Cape).
Adults reach a length of about . They are black, with only the abdomonial segments edged with flavescent scales, a few of which are also seen on the sides of the metasternum. The elytra are very dark fuscous brown, densely but very briefly pubescent, and without any trace of scales.