Achach, of Sulaym Arab origin.[8]:157–190 Beni Meskine, of Arab origin, having previously been part of the Tadla confederacy, joined the Chaouia confederacy in the 19th century. Mdakra, partially of Arab origin (Ahlaf and Sabbah subtribes), and partially of Houara Berber origin (Mellila subtribe), having merged with a Barghawata original group.[8]:117–156 Mediouna, of Zenata Berber origin.[8]:15–23 Mzab, mainly of Zenata Berber origin.[8]:157–190 Mzamza, mainly of Masmouda Berber origin, with a significant Jochem Arab affluent.[8]:243–320 Oulad Ali, of Maqil Arab origin.[8]:117–156 Oulad Bouziri, of Sanhaja Berber origin.[8]:243–320 Oulad Hriz, mainly of Arab origin, with a few subtribes of Berber origin.[8]:71–116 Oulad Saïd, of Zughba Arab origin, settled in the region during the Marinid era.[8]:191–242 Oulad Sidi Bendaoud, mainly of Sanhaja Berber origin.[8]:243–320 Oulad Ziane, of Zughba Arab origin.[8]:24–29 Zenata, of Zenata Berber origin.[8]:30–44 Ziaïda, mainly of Sanhaja Berber origin ; it assimilated the Beni Oura tribe by the end of the 19th century.[8]:45–70