2,000,000 (2000 census), increasing. No monolinguals (Jiafa 1994).
Sichuan and Yunnan provinces: over 40 counties mainly in Greater and Lesser Liangshan mountains.
4 (Educational). Language of recognized nationality: Yi.
Northern Shypnra, Southern Shypnra, Yynuo, Suondi (Adu). Chinese linguists recognize 3 primary dialects: Shengzha (standard), Northern (Lindimu-Yinuo), and Southern (Adur-Suondi) (Bradley 2007b). Some dialects, such as Lindimu, are likely distinct languages.
When applied to the Nuosu, terms Black Yi (Hei Yi) and White Yi (Bai Yi) refer to caste distinctions rather than to ethnic or linguistic distinctions. However, the same terms often do refer to ethnic and linguistic distinctions when applied to Yi groups in Yunnan. Also, some outsiders refer to Nuosu as Black Yi. Traditional religion, Christian.