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) [XC69889]
by Tayler Brooks from Yasun\u00ed Research Station, Parque Nacional Yasun\u00ed, Orellana, Ecuador (song)
Fulvous Antshrike (Frederickena fulva) [XC448050]
by Jerome Fischer from Reserva Natural La Isla Escondida, Orito, Putumayo, Colombia (song)
Subspecies
Considered by some authors to be a subspecies of Undulated Antshrike (Frederickena unduliger).