Seniores

It is believed that it was from this time that the Romans instituted a Herul auxiliary unit, the Heruli seniores, who were stationed in northern Italy and often associated with the Batavian Batavi seniores.

Shield pattern of the Germaniciani seniores, according to Notitia dignitatum Ammianus Marcellinus makes references to the following forces under Valens: * Legions of Lanciarii, and Mattiarii.