Virgin, martyr (c.250), died Bolsena, Tuscany. The daughter of a pagan nobleman, she embraced Christianity, and in her zeal destroyed the gold and silver idols of her father, distributing them as alms among the poor. She suffered torments and a cruel death under Diocletian, and has been venerated since the 4th century. Patroness of millers, archers, and mariners. Emblems: a knife, arrow, serpent. Relics at Palermo and Torcelli, head in Cathedral at Milan. Feast, Roman Calendar, July 24,.