1. A son of Proteus and brother of Polygonus, was killed, together with his brother, by Heracles, whom they had challenged to a contest in wrestling. (Apollod. 2.5.9; comp. POLYGONUS.)
William Smith. A Dictionary of Greek and Roman biography and mythology. London. John Murray: printed by Spottiswoode and Co., New-Street Square and Parliament Street. In the article on Soranus, we find: "at this present time (1848)" and this date seems to reflect the dates of works cited. 1873 - probably the printing date.