The tantalus monkey (Chlorocebus tantalus) is an Old World monkey from Africa that ranges from Ghana to Sudan. It was originally described as a subspecies of the grivet (Chlorocebus aethiops). All species in Chlorocebus were formerly in the genus Cercopithecus.This species has three recognized subspecies:Chlorocebus tantalus tantalusChlorocebus tantalus budgettiChlorocebus tantalus marrensis↑ 1.0 1.1 1.2 1.3 1.4 ↑