They occupy the country west of the White Nile between the Shilluk territory and Dar Nuba, being found principally in Kordofan.
Several roads from Kordofan converge on the Nile at this point, and near the station is the residence of the mek, or king, of the Shilluk tribe, whose designation of the post was adopted when it was decided to abandon the use of Fashoda.
Johnston to be the original and purest type of the great Masai people, and are assimilated to the Nilotic negro races in customs. Like their neighbours the Bari and Shilluk tribes, they despise clothing, though the important chiefs have adopted Arab attire.
Certain of the Negro tribes had retired to the swamps of the Nile, and had become somewhat specialized, both physically and culturally (Shilluk, Dinka, Alur, Acholi, &c.)., These had blended with the Hamites to produce such races as the Masai and kindred tribes.
South of Kordofan and west of the Shilluk territory are the Nubas, apparently the original stock of the Nubians.
Adlan's great-grandson Badi Abu Daku attacked the Shilluk negroes and raided Kordofan.