Arigern entrusted with the charge of the City of Rome.
'Some time ago we committed the government of our new Gaulish Provinces to Arigern, a member of your body, that he might by his firmness and prudence bring about a settlement in that agitated country. This he has accomplished to our entire satisfaction, and, practising the lessons which he learned in your midst, he has also brought back warlike trophies from thence. We now decide to bestow upon him the charge of the Roman order.
'He is to see that the laws are vigorously administered, and that private revenge has no place.
'Receive, O Conscript Fathers, your honoured and venerable member back into your bosom.'
[It seems probable that Arigern was not appointed 'Praefectus Urbis,' because in Letter iv. 22 he is associated as Comes with Argolicus, 'Praefectus Urbis.' Was he 'Comes Urbis Romae?']