Cataldus, bishop of Tarentum, a saint of the Roman calendar. According to one account, he was born in Ireland, and came to Italy in the fifth or sixth century. Marvelous stories of miracles and wonders are connected with his birth and history in the Tarentine traditions. See Hoefer, Nouv. Biog. Geiiriale, 9:141; Herzog, Real-Encyklopädie, supplem. p. 308; Acta Sanctorum, t. 2, Maii, p. 569.