21. APOLLONIUS THER (ὁΘήρπ) is supposed by some persons to be the same as Apollonius Ophis, or Apollonius Pergamenus.
As he is quoted by Erotianus (Gloss. Hipp. p. 86), he must have lived in or before the first century after Christ.
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.