（Καλλιάδης), is mentioned by Herodotus (8.51) as archon eponymus of Athens at the time of the occupation of the city by the Persian army, B. C. 480. [E.E]
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.