Greek underworld his duty was to bring these souls to the underworld and no one would persuade him to do otherwise. Cerberus (Kerberos), or the "Hell-Hound", is Hades' massive multi-headed (usually three-headed) dog with some descriptions stating that it also has a snake-headed tail and snake heads on its back and as its mane. Born from Echidna and Typhon, Cerberus guards the gate that serves as the entrance of the underworld. Cerberus' duty is to prevent dead people from leaving the underworld. Heracles once borrowed Cerberus as the final part of the Labours of Heracles. Orpheus once soothed it to sleep with
Pluto (mythology) called, as is known, Lethe, Cocytus, Phlegethon and Acheron, tributaries of the Stygian swamp." This work derives from that of the Third Vatican Mythographer, possibly one Albricus or Alberic, who presents often extensive allegories and devotes his longest chapter, including an excursus on the nature of the soul, to Pluto. In Dante's "Divine Comedy" (written 1308–1321), Pluto presides over the fourth circle of Hell, to which the greedy are condemned. The Italian form of the name is "Pluto", taken by some commentators to refer specifically to Plutus as the god of wealth who would preside over the torment of those