Hegemonius or Pseudo-Hegemonius was a 4th-century Christian who is known only from his presumed authorship of the Acta Archelai, a work on Manichaeism preserved only in Latin. "Traditionally attributed to Hegemonius, the Acta Archelai is the oldest and most significant anti-Manichaean polemical text. Originally composed in Greek in the fourth century, it has survived mainly in a near contemporary Latin translation - substantial section of the Greek version has however survived in the Panarion of Epiphanius. The Acta gives a fictional account of a debate between Mani and Archelaus, the Christian bishop of the city of Carchar in Roman Mesopotamia as well as an important summary of his teaching on cosmogony and a highly polemical version of Mani's life. The work would later exercise enormous