J. F. Miller, 1777,
Tierra del Fuego.
Formerly treated as conspecific with C. cheriway, and also frequently with †C. lutosa. Recently split from C. cheriway#R, which differs in having breast with “dark spots or wedge-shaped bars, heavier posteriorly” vs “dark and light bars over entire breast area” (2); pale wedge-shaped patch with broad black bars on upper back, scapulars always black vs upper back and scapulars finely barred with no wedge-shaped patch (2); barred upper back, black lower back, white uppertail-coverts and barred tail vs upper back to tail barred (2); vent area pale vs dark (ns); narrow hybrid zone (2). Monotypic.
N & C Peru and C Bolivia E to Amazon Delta and S to Tierra del Fuego; Falkland Is.
Food and feeding
Status and conservation
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