▁were ▁a ▁Central ▁European ▁C elt ic ▁people ▁that ▁origin ated ▁from ▁the ▁G aron ne ▁valley ▁area ▁in ▁Ga ul ▁in ▁the ▁ 5 th ▁century ▁BC ▁where ▁they ▁m ing led ▁with ▁the ▁Bel ga e ▁and ▁migr ated ▁to ▁the ▁I ber ian ▁Pen ins ula ▁in ▁the ▁ 4 th ▁century ▁BC ▁or ▁an ▁Aqu itan ian ▁one . ▁ ▁However , ▁based ▁on ▁the ▁study ▁of ▁their ▁to pon ym s ▁- ▁as ▁also ▁happens ▁with ▁the ▁Car ist ii ▁and ▁V ard uli ▁- ▁it ▁is ▁likely ▁they ▁were ▁a ▁C elt ic ▁tribe ▁who ▁eventually ▁suffered ▁a ▁process ▁of ▁Bas qu isation . ▁The ▁known ▁to pon ym s ▁of ▁the ▁Aut rig ones ▁are ▁of ▁C elt ic ▁origin , ▁as ▁U x ama ▁Bar ca ▁in ▁present - day ▁Á lava , ▁and ▁many ▁others ▁ending ▁in ▁- br iga . ▁ ▁The ▁to pon ym s ▁of ▁rivers , ▁as ▁the ▁N er vi ón , ▁the ▁anth ro pon ym s , ▁the ▁ar che ological ▁remains , ▁tools ▁and ▁weapons ▁relate ▁them ▁cult ur ally ▁with ▁the ▁Cel ts , ▁but ▁with ▁a ▁clear ▁different iation ▁of ▁other ▁close ▁C elt ic ▁tribes , ▁as ▁the ▁Cel ti ber ians . ▁ ▁Culture ▁ ▁The ▁Aut rig ones ▁were ▁cult ur ally ▁related ▁to ▁the ▁early ▁Iron ▁Age ▁" Mon te ▁Bern orio - M ira ve che " ▁cultural ▁group ▁of ▁northern ▁Burg os ▁and ▁Pal encia ▁provinces . ▁Add