Cissopica whiteheadi xanthomelana
Bac Kan, north-eastern Tonkin.
Along with U. whiteheadi, sometimes separated in Cissopica. Hitherto treated as conspecific with U. whiteheadi, but differs in its darker, blacker head to back and breast (1); much broader yellowish-white lesser and greater wing-coverts (in fact lesser coverts all yellowish-white, without blackish bases of whiteheadi) (2); black vs grey rectrices (both species with white tips, whiteheadi with black subterminal band) (3); and greater wing length (effect size for males 1.6, although n=8 for both taxa; allow 1). Monotypic.
S China (S Sichuan, S Yunnan and Guangxi), N Vietnam (W & E Tonkin and N & C Annam) and N & C Laos.
Food and feeding
Status and conservation
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