13. C. Cassius Longinus, the son of the murderer of Caesar [No. 11], to whom his father gave the toga virilis on the 15th of March, B. C. 44, just before the assassination of the dictator. (Plut. Brut. 14.)
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.