North-eastern Ecuador (R Napo) through north-eastern Peru (eastern Loreto) to north-central Brazil (R Madeira east to R Tapajós). Considered by some authors to be a subspecies of Riverside Tyrant (Knipolegus orenocensis).
 
Subspecies
No subspecies.
Considered by some authors to be a subspecies of Riverside Tyrant (Knipolegus orenocensis).