Maraynioc, Junín, Peru.
Hitherto treated as conspecific with M. luteoviridis and M. euophrys, but differs from latter in characters given under that species and from former in its much stronger yellow supercilium (2); slightly stronger yellow underparts (1); slightly larger overall size (sample size small but indicative, allow 1); longer song phrase length (2), lack of stuttering start to song (2), and up-and-down pattern in pitch of duet twitter (ns)#R. Proposed race superciliaris (described from above Torontoy, Urubamba Canyon, Peru) is a synonym. Monotypic.
Andes of N & C Peru (Amazonas S to Cuzco).
Food and feeding
Status and conservation
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