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) [XC665268]
by Nick Athanas from Hamadryade Lodge, Via Misahualli. Puerto Misahuall\u00ed 150155 Ecuador, Ecuador (song)
Fulvous Antshrike (Frederickena fulva) [XC275011]
by Jonas Nilsson from Orellana: 'Maxus' road km 37 (27 km SSE Pompeya), Ecuador (call, calls)
Subspecies
Considered by some authors to be a subspecies of Undulated Antshrike (Frederickena unduliger).