Arevaci later, in 29 BC, contributed an auxiliary cavalry unit (the Ala Hispanorum Aravacorum) to fight alongside the Roman legions in the first Astur-Cantabrian...

units were raised from and named after broad national groups, for example Hispanorum, Gallorum, and Thracum. There is very little evidence concerning the organisation...

deployed in Dacia and both Moesias Ala II Hispanorum et Aravacorum Auxilia, deployed in Dacia and both Moesias Ala Siliana Auxilia, deployed in Dacia...