Ron Terpening, a professor of Italian literature at the University of Arizona, cites Franz de Ruyt, who claims Charun is similar to Chaldean demons or the Hindu divinities Shiva and Kali [REF].
The Charon of Vergil in the Aeneid is particularly cruel; according to W.F. Jackson Knight,[REF] "Vergil's Charon is not only the Greek ferryman of Aristophanes [in The Frogs], but more than half his Etruscan self, Charun, the Etruscan torturing death-devil, no ferryman at all." .