The X-Group Culture (ca. 300-600 AD) was an ancient Nubian civilization that existed in Lower Nubia.[2] Cemetery excavations revealed that the civilization stretched from the Dodekaschoinos in the north to Delgo in the south.
^W.B. Emery, Nubian Treasure: An Account of the Discoveries at Ballana and Qustul, London 1948. pl. 13A
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