ILARIANO. – Bishop in proconsular Africa, who in the year 397 published two works: *De ratione Paschae et mensis* and *De cursu temporum*. The first book contains theories on the calculation of Easter (cf. E. Schwartz, *Christliche und jüdische Ostertafeln*, Berlin 1905, pp. 59 ff.). The work *De cursu temporum* is of a millenarian character.
BIBL.: editions: PL 13, 1097 ff. The *De cursu temporum* is published in a new recension by C. Frick, *Chronica minora*, I, Leipzig 1892, pp. 153–74 (cf. pp. LXXVII–CCXXVII). An addition from a *Laterculus imperatorum Romanorum* of the year 486 to chap. 16 is in MGH, *Auctores antiquissimi*, XIII, *Chronica minora*, ed. Th. Mommsen, III, pp. 415–17. On the author: H. Gelzer, *Sextus Iulius Africanus und die byzantinische Chronographie*, II, 1, Leipzig 1885, pp. 121–29; P. Monceaux, *Histoire littéraire de l'Afrique chrétienne*, VI, Paris 1920, pp. 249 ff.