Tafuɣlt :Tettekki ɣer tɣiwant n Ayt Yeḥya Musa,tesɛa azal n 2300n yimezdaɣ,tijumma-s 62,90Km2,tettabaɛ ɣer wusun n Draɛ Lmizan.Tebɛed azal n 40Km2ɣef lwilaya n Tizi uzzu.