Chestnut Bulbul (Hemixos castanonotus) [XC782772]
by Ray Tsu \u8bf8\u4ec1 from \u6b66\u5ba3\u767e\u5d16\u69fd\u5927\u5ce1\u8c37,Laibin,Guangxi, China (song)
Chestnut Bulbul (Hemixos castanonotus) [XC56513]
by David Edwards from Tam Dao, Vietnam (song)
Subspecies
Forms a superspecies with Ashy Bulbul (Hemixos flavala) and all often treated as conspecific.
The following 2 subspecies are recognised:
canipennis Seebohm, 1890 - Southern China (southern Hunan, Guangxi, Guangdong, Fujian) and north-eastern Vietnam (Tonkin).
castanonotus Swinhoe, 1870 - Northern Vietnam (eastern Tonkin) and southern China (Hainan).