ber ian ▁Pen ins ula , ▁in ▁what ▁today ▁is ▁the ▁western ▁Bas que ▁Country ▁( western ▁regions ▁of ▁B isc ay ▁and ▁Á lava ) ▁and ▁northern ▁Burg os ▁and ▁the ▁East ▁of ▁Cant ab ria , ▁Spain . ▁Their ▁territory ▁limited ▁with ▁the ▁Cant ab ri ▁territory ▁at ▁west , ▁the ▁Car ist ii ▁at ▁east , ▁the ▁Ber ones ▁at ▁the ▁sout heast ▁and ▁the ▁Tur mod igi ▁at ▁the ▁south . ▁It ▁is ▁discussed ▁whether ▁the ▁Aut rig ones ▁were ▁Cel ts , ▁theory ▁supported ▁by ▁the ▁existence ▁of ▁to pon ym s ▁of ▁C elt ic ▁origin , ▁such ▁as ▁U x ama ▁Bar ca ▁and ▁other ▁with ▁- br iga ▁end ings ▁and ▁that ▁eventually ▁under w ent ▁a ▁Bas qu isation ▁along ▁with ▁other ▁neighbor ing ▁tribes ▁such ▁as ▁the ▁Car ist ii ▁and ▁V ard uli ▁ ▁Location ▁Roman ▁histor ians ▁as ▁Pom pon ius ▁M ela ▁and ▁Pl iny ▁the ▁E lder ▁located ▁them ▁in ▁the ▁northern ▁region ▁of ▁present - day ▁province ▁of ▁Burg os . ▁Pl iny ▁the ▁E lder ▁writes ▁about ▁the ▁" ten ▁states ▁of ▁the ▁Aut rig ones " ▁and ▁says ▁the ▁only ▁ones ▁worth ▁mention ing ▁are ▁T rit ium ▁Aut rig on um ▁( Mon aster io ▁de ▁Rod illa , ▁Burg os ) ▁and ▁V iro ves ca ▁( poss ibly ▁the ▁present - day ▁B riv ies ca , ▁Burg os ; ▁Cel ti ber ian - type ▁mint : ▁U ir ou ia z