Sere-BviriSubgroup of 5 languagesAncestorsNiger-Congo 1554Atlantic-Congo 1454Volta-Congo 1382North 254Adamawa-Ubangi 157Ubangi 70Sere-Ngbaka-Mba 27Sere 9Sere-BviriDescendants Bai-Viri 2 Ndogo-Sere 3