SouthernSubgroup of 4 languagesAncestorsNiger-Congo 1554Atlantic-Congo 1454Volta-Congo 1382Benue-Congo 987Plateau 58SouthernKoro Nulu vkn, a language of NigeriaKoro Zuba vkz, a language of NigeriaMigili mgi, a language of NigeriaTanjijili uji, a language of Nigeria