Breeds western and southern Argentina (La Rioja, southern La Pampa and south-western Buenos Aires south to Santa Cruz) and southern Chile (east-central Aisén, north-eastern Magallanes); southern populations migrate northern in winter to northern and central Argentina (Catamarca, Tucumán, eastern Buenos Aires). Considered by some authors to be a subspecies of Plain-mantled Tit-Spinetail (Leptasthenura aegithaloides).
Rarity Status
Currently this species is not classified as a rarity in this country OR information has not been updated.
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