Tadayra n Ṭṭahir d tadayra deg tmurt n Lezzayer, tettiki deg twilayt n Ǧiǧel. Ma d tajumma-ines tesɛa azal n 350,21 km². Tadayra-a tebḍa ɣef 5 n tɣiwanin: ṬṭahirLamir ƐebdelqaderCceḥnaBusif Wlad ƐeskerUǧana