They are composed of four clans , in a territory in Algeria that bears their name , the Plateau Nemencha .
The Nemencha are a large tribal confederation of Arab - Berber and Arabized Berbers inhabiting the Maghreb .
They are composed of four clans , in a territory in Algeria that bears their name , the Nemencha   .
The Nemencha are a large tribal confederation of Arab - Berber and Arabized Berbers inhabiting the Maghreb .