Anta, 3500 m, near Cuzco, Peru.
Genetic data#R show this species to be sister to A. palpebralis. Formerly, plumage similarities suggested to some authors that it was closest to A. pudibunda, or that the two formed a group with A. heterura, or that latter was a race of one or other of them. Monotypic.
Andes of SC Peru (Huancavelica, Ayacucho, Apurímac, SW Cuzco).
Food and feeding
Status and conservation
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