The Pons Neronianus is not mentioned in the classical literary sources or regionary catalogues; it is mentioned only in the medieval "Mirabilia Urbis Romae" and "Graphia Aureae Urbis Romae" as one of the ruins of Rome that could still be seen at that time. Neither is it mentioned in Procopius’ account of the siege of Rome by the Goths in 537. The evidence that the Pons Neronianus was out of use by the fourth century was first cited by Henri Jordan. It is based on a brief passage in Prudentius: