South-eastern Peru (Madre de Dios), northern and eastern Bolivia, adjacent south-western Brazil (north to Rondônia), northern Paraguay, and north-western Argentina (Salta, Jujuy). Breeding range uncertain, probably only non-breeding visitor in Peru, northern Bolivia and Brazil; specimen dates indicate possible breeding as far northern as Beni (Bolivia).
Rarity Status
Currently this species is not classified as a rarity in this country OR information has not been updated.
Population
Estimated population is unknown (2010).
Plain Inezia (Inezia inornata) [XC509784]
by Jose Luis Navarro from S\u00e3o Borja, Rio Grande do Sul, Brazil (song)
Plain Inezia (Inezia inornata) [XC15467]
by Scott Olmstead from General location in Beni Department, Bolivia (call)
Subspecies
No subspecies.
Genus as currently constituted is probably polyphyletic. Present species was for long placed in genus Serpophaga, and has been proposed that the two genera be merged. However, syringeal evidence suggests that Inezia is closer to Sublegatus.
BirdLife International Species Factsheet