The successor of Arsaces IX. is not known. Vaillant conjectures that it was the Mnascires mentioned by Lucian (Macrob. 16), who lived to the age of ninety-six ; but this is quite uncertain.
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.