Polycrates, Bishop of Ephesus
Polycrates, bishop of Ephesus A.D. 196, is known in Church history by his opposition to the Roman bishop, Victor, in the famous Paschal controversy (q.v.). Eusebius has preserved Polycrates' letter of protest, which is given in English by Schaff, History of the Christian Church (N.Y. 1883), 2:216 sq. See also Eusebius, Hist. Eccles. 5:24 (ed. Heinichen, 1:250 sq.); Ceillier, Hist. des Aut. Sacr. et Eccles. 2:203 sq.; Lichtenberger, Encyclop. des Sciences Religieuses, s.v. (B.P.)