praefect of the body-guard of the emperor Claudius, seems to have been compromised in the adulterous conduct of Messalina, and was put to death in consequence, A. D. 48. (Tac. Ann. 11.35.) [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.