（*Pei/roos or Πείρως), a son of Imbrasus of Aenus, and thle commander of the Thracians who were allied with Ii Priam in the Trojan war. (Hom. Il. 2.844, 20.484.) [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.