（Ἰαρδάνης), a king of Lydia, and father of Omphale, who is hence called nympha Iardanis. (Apollod. 2.6.3; Ov. Ep. 9.103.) Herodotus (1.7) calls the Heracleidae in Lydia descendants of Heracles and a female slave of lardanus. [L.S]
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.