Central, eastern and southern Myanmar, southern China (south-western Yunnan), northern and western Thailand and north-western Laos. Considered by some authors to be a subspecies of Grey-cheeked Fulvetta (Alcippe morrisonia).
Yunnan Fulvetta (Alcippe fratercula) [XC858408]
by Greg Irving from Chiang Rai HRDI, Huai Chomphu, Mueang Chiang Rai District, Chiang Rai, Thailand (song)
Yunnan Fulvetta (Alcippe fratercula) [XC890797]
by GABRIEL LEITE from Tha Pha, Mae Chaem District, Chiang Mai, Thailand (call)
Subspecies
Considered by some authors to be a subspecies of Grey-cheeked Fulvetta (Alcippe morrisonia).
The following 3 subspecies are recognised:
yunnanensis Harington, 1913 - Northern Myanmar and southern China (north-western Yunnan, south-western Sichuan). Considered by some authors to be a subspecies of Grey-cheeked Fulvetta (Alcippe morrisonia).
fratercula Rippon, 1900 - Central, eastern and southern Myanmar, southern China (south-western Yunnan), northern and western Thailand and north-western Laos. Considered by some authors to be a subspecies of Grey-cheeked Fulvetta (Alcippe morrisonia).
laotiana Delacour, 1926 - North-central and central Laos and adjacent Vietnam (northern Annam). Considered by some authors to be a subspecies of Grey-cheeked Fulvetta (Alcippe morrisonia).
BirdLife International Species Factsheet