90482 Orcus objects with a similar size and orbit to that of Pluto are named after underworld deities. Accordingly, the discoverers suggested naming the object after "Orcus", the Etruscan god of the underworld and punisher of broken oaths. He was portrayed in paintings in Etruscan tombs as a hairy, bearded giant. The name was also a private reference to the homonymous Orcas Island, where Brown's wife Diane had lived as a child and that they visit frequently. On March 30, 2005, Orcus's companion, Vanth, was named after a winged female demon of the Etruscan underworld. She could be present at the moment
Ancient Mesopotamian underworld who is named Neti in Sumerian. The god Namtar acts as Ereshkigal's "sukkal", or divine attendant. The dying god Dumuzid spends half the year in the underworld, while, during the other half, his place is taken by his sister, the scribal goddess Geshtinanna, who records the names of the deceased. The underworld was also the abode of various demons, including the hideous child-devourer Lamashtu, the fearsome wind demon and protector god Pazuzu, and "galla", who dragged mortals to the underworld. The Sumerians had a large number of different names which they applied to the underworld, including "Arali", "Irkalla", "Kukku", "Ekur",