Areanos genus hominum a veteribus institutum, super quibus aliqua in actibus Constantis rettulimus, paulatim prolapsos in vitia a stationibus suis removit: aperte convictos, acceptarum promissarumque magnitudine praedarum allectos, quae apud nos agebantur, aliquotiens barbaris prodidisse. The term areani is a hapax legomenon, occurring once only, in a passage in Ammianus:Īmmianus Marcellinus Liber XXVIII III VIII A.D.
Due to their participation in the Conspiracy, Count Theodosius disbanded them.
They had played some part in the campaign of Constans in Britain in 343 later they helped to instigate the Great Conspiracy in 367-368. The areani or arcani were a force of the Roman Empire, based in Roman Britain during the later part of the Roman occupation of the island.