2. C. Icilius Ruga, is mentioned by Dionysius (6.89) as one of the first five tribunes of the plebs, upon the establishment of the office in B. C. 493.
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.