), patriarch of Constantinople from 1167 to 1185 A. D., was a warm opponent of the union of the Greek and Roman churches, and an eminent Aristotelian philosopher.
His extant works are.
1. Five synodal decrees.
Published in Greek and Latin in the Jus Gr. Rom. (iii. p. 227).
A dialogue with the emperor Manuel Comnenus concerning the claims of the Roman pontiff.
Of the latter work only some extracts have been published, by Leo Allatius.
De Eccles. Occident. atque Orient. perpet. Consens.