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) [XC248814]
by GABRIEL LEITE from Orellana: A\u00f1angu, s-bank R\u00edo Napo, Ecuador (song)
White-rumped Sirystes (Sirystes albocinereus) [XC834309]
by Jerome Fischer from Santos Mercado (near Mil Kilos), Federico Roman, Departamento de Pando, Bolivia (call)
Subspecies
No subspecies.
Considered by some authors to be a subspecies of Sibilant Sirystes (Sirystes sibilator).