| covers the "Saharan" or "East-Saharan" grouping (part of the "Nilo-Saharan" hypothesis); comprising 3 sets of languages (= 5 outer languages) spoken by communities in northern Central Africa, on the Saharan fringes and oases from the Chad Basin northeastwards: 02-A KANURI+ KANEMBU 02-B TUDA+ DAZA 02-C BERI+ BERTI |