Pluto (mythology) says that among the Turdetani, it is "Pluto, and not Hades, who inhabits the region down below." In the discourse "On Mourning" by the Greek author Lucian (2nd century AD), Pluto's "wealth" is the dead he rules over in the abyss "(chasma)"; the name "Hades" is reserved for the underworld itself. In Greek religious practice, Pluto is sometimes seen as the "chthonic Zeus" ("Zeus Chthonios" or "Zeus Catachthonios"), or at least as having functions or significance equivalent to those of Zeus but pertaining to the earth or underworld. In ancient Roman and Hellenistic religion, Pluto was identified with a number
Ancient Mesopotamian underworld originally meant "canal inspector of An" and he may be merely an alternative name for Ennugi. The son of Ereshkigal and Gugalanna is Ninazu. In "Inanna's Descent into the Underworld", Inanna tells the gatekeeper Neti that she is descending to the underworld to attend the funeral of "Gugalanna, the husband of my elder sister Ereshkigal". During the Akkadian Period ( 2334 – 2154 BC), Ereshkigal's role as the ruler of the underworld was assigned to Nergal, the god of death. The Akkadians attempted to harmonize this dual rulership of the underworld by making Nergal Ereshkigal's husband. Nergal is the deity