▁among ▁in ▁the ▁n ortheast ▁of ▁Ga ul , ▁and ▁Roman ised ▁provinces ▁with ▁trib al ▁names ▁developed ▁from ▁the ▁mer gers ▁of ▁incoming ▁groups , ▁with ▁people ▁who ▁had ▁lived ▁there ▁before ▁Ca esar . ▁This ▁is ▁a ▁likely ▁origin ▁of ▁both ▁the ▁T ung ri ▁the ▁other ▁trib al ▁groups ▁of ▁Germania ▁In fer ior . ▁The ▁Roman ▁civ itas ▁of ▁the ▁T ung ri ▁is ▁smaller ▁than ▁the ▁area ▁which ▁Ca esar ▁as cribed ▁to ▁the ▁earlier ▁Germ ani ▁C is r hen ani , ▁with ▁the ▁areas ▁near ▁the ▁Rh ine ▁govern ed ▁as ▁a ▁military ▁front ier , ▁and ▁populated ▁at ▁least ▁partly ▁with ▁soldiers ▁and ▁imm igr ants ▁from ▁the ▁other ▁side ▁of ▁the ▁Rh ine . ▁ ▁The ▁exact ▁history ▁of ▁each ▁these ▁populations ▁is ▁not ▁known , ▁although ▁the ▁areas ▁near er ▁to ▁the ▁Rh ine ▁appear ▁to ▁have ▁had ▁larger ▁scale ▁imm igration ▁while ▁the ▁T ung ri ▁are ▁often ▁sus pected ▁( as ▁per ▁T ac it us ) ▁of ▁being ▁less ▁changed ▁in ▁their ▁make - up ▁by ▁this ▁process . ▁Sm aller ▁trib al ▁groups ▁such ▁as ▁the ▁Cond rus i ▁( one ▁of ▁the ▁Germ ani ▁tribes ▁mentioned ▁by ▁Ca esar ) ▁and ▁the ▁Tex u and ri ▁( maybe ▁the ▁same ▁as ▁the ▁E bur ones ) ▁continued ▁to ▁exist ▁as ▁recognized ▁groups ▁for ▁the ▁administrative ▁purpose ▁of ▁must ering ▁troops . ▁To ▁the ▁north ▁of ▁the ▁T ung ri , ▁in ▁the ▁Rh ine - Ma as ▁delta