South-eastern Colombia (eastern Cauca, western Caquetá, western Putumayo), eastern Ecuador and eastern Peru (north of R Marañón and R Amazon), possibly extending eastern into Brazil (Amazonas north of R Solimíµes). Considered by some authors to be a subspecies of Undulated Antshrike (Frederickena unduliger).
Fulvous Antshrike (Frederickena fulva) [XC77039]
by Daniel Lane from Yasun\u00ed Research Station, Parque Nacional Yasun\u00ed, Orellana, Ecuador (song)
Fulvous Antshrike (Frederickena fulva) [XC260742]
by Robert S. Ridgely from Orellana: 'Yuturi Lodge', s-bank R\u00edo Napo, Ecuador (call, calls)
Subspecies
Considered by some authors to be a subspecies of Undulated Antshrike (Frederickena unduliger).