South-western Venezuela (western Barinas, Táchira), eastern Colombia (locally to near base of Andes), eastern Ecuador, eastern Peru, western Brazil and northern Bolivia (south to La Paz, Cochabamba and northern Santa Cruz). Considered by some authors to be a subspecies of Sibilant Sirystes (Sirystes sibilator).
White-rumped Sirystes (Sirystes albocinereus) [XC557605]
by Jacob Wijpkema from Parque Estadual Chandless, Santa Rosa do Purus, Acre, Brazil (call, subsong)
White-rumped Sirystes (Sirystes albocinereus) [XC25801]
by Fernando Igor de Godoy from Sachavacayoc Lodge, Tambopata, Peru (song)
Subspecies
No subspecies.
Considered by some authors to be a subspecies of Sibilant Sirystes (Sirystes sibilator).