*Filh/sios, (a surname of Apollo at Didyma, where Branchus was said to have founded a sanctuary of the god, and to have introduced his worship. (Plin. Nat. 34.8; comp. BRANCHUS.) [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.