) ▁in ▁the ▁valley ▁of ▁O ca ▁River . ▁The ▁other ▁Aut rig ones ' ▁towns ▁were ▁De ob r iga ▁( near ▁Mir anda ▁de ▁E bro , ▁Burg os ), ▁U x ama ▁Bar ca ▁( Os ma ▁de ▁Val deg ob ia ; ▁Cel ti ber ian - type ▁mint : ▁U arc az ), ▁Seg is am un cul um ▁( C ere zo ▁del ▁Ri ot ir ón , ▁Burg os ), ▁An te cu ia ▁( near ▁Pan cor bo , ▁Burg os ), ▁Vin de le ia ▁( C ub o ▁de ▁B ure ba , ▁Burg os ), ▁Sal ion ca ▁( Po za ▁de ▁la ▁Sal , ▁Burg os ) ▁and ▁the ▁port ▁of ▁Port us ▁A man us / F lav io br iga ▁( Cast ro ▁U rd ial es , ▁Cant ab ria ). ▁ ▁Orig ins ▁▁ ▁The ▁Aut rig ones ▁are ▁mentioned ▁for ▁the ▁first ▁time ▁on ▁a ▁document ▁by ▁Roman ▁historian ▁Liv y ▁in ▁ 7 6 ▁BC , ▁describing ▁the ▁actions ▁of ▁Quint us ▁S ert or ius ▁in ▁the ▁I ber ian ▁Pen ins ula . ▁Stra bo ▁mentions ▁them ▁in ▁his ▁book ▁Ge ograph ica , ▁naming ▁them ▁all ó tr ig ones , ▁a ▁word ▁adapted ▁from ▁Greek ▁meaning ▁" st range ▁people ". ▁ ▁As ▁with ▁their ▁neighb ors , ▁the ▁Car ist ii ▁and ▁the ▁V ard uli , ▁their ▁origin ▁is ▁disput ed . ▁ ▁It ▁is ▁yet ▁clear ▁if ▁they