The son of Dascylus, and king of the Mariandynians. He welcomed the Argonauts, among whom Heracles, with great hospitality. In return, Heracles helped Lycus conquer the land of the Bebryces, which was from then on called Heraclea.



  • Apollonius Rhodius. Argonautica ii, 139.
  • Pseudo-Apollodorus. The Library i, 9.23; ii, 5.9.
  • Smith, William. (1870). Dictionary of Greek and Roman Biography and Mythology. London: Taylor, Walton, and Maberly.