3. The son of Vonones II., king of Parthia, obtained the kingdom of Media on the death of his father, while his brother Vologeses I. succeeded to the Parthian throne. [ARSACES XXIII. p. 358b.]
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.