J. T. Zimmer, 1945,
Formerly known by name C. major, but that name invalid, as preoccupied by “Chaetura major”, a synonym of C. senex. Present species thought to be closely related to C. niger, C. lemosi and C. fumigatus. Sometimes considered conspecific with C. fumigatus, and possibly with C. cryptus. Monotypic.
SE Bolivia (Santa Cruz, Chuquisaca and Tarija) and NW Argentina (Jujuy, Salta and W Formosa S to Córdoba).
Food and feeding
Status and conservation
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