Yantai (Chefoo), Shandong, China.
Closely related to, and sometimes considered conspecific with, C. noveboracensis. Taxa clearly close, with present species differing from noveboracensis by its smaller size and relatively smaller, shallower-based bill (at least 1); barely contrasting rufous-brown vs broad tan-buff lateral stripes on upperparts and supercilium (3); delicate narrow white-and-buff-brown barring vs plain tan or dark-barred tan on throat and breast (2); whitish or brown-and-white vs blackish thighs and vent area (at least 1).Monotypic.
E Russia (SE Transbaikalia and S Ussuriland) and NE China (E Heilongjiang). Winters from Japan and Korea through Ryukyu Is to SE China.
Food and feeding
Status and conservation
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