4. M. Caesius, of Arpinum, an intimate friend of Cicero, who held the office of aedile at Arpinum, the only municipium which had such a magistracy, in B. C. 47. (Cic. Fam. 13.11, 12.)
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.