Bolivia, Brazil, Colombia, Ecuador, French Guiana, Guyana, Peru, Suriname, Venezuela.
Amazonia from eastern Colombia, southern Venezuela and southern Guianas south to eastern Ecuador, eastern Peru, north-western Bolivia and north-central Brazil (S, in east, to R Tocantins, in Pará).
 
Population
Estimated population is unknown (2010).
Amazonian Scrub Flycatcher (Sublegatus obscurior) [XC266765]
by GABRIEL LEITE from Bagre, State of Par\u00e1, Brazil (call)
Amazonian Scrub Flycatcher (Sublegatus obscurior) [XC332152]
by Sidnei Dantas from Reserva Biologica do Gurupi, Brazil (call)
Subspecies
No subspecies.
Unpublished molecular data suggest that genus is closely related to Chapada Flycatcher (Suiriri affinis). All members of genus formerly treated as conspecific, but vocal and plumage data support existence of three species, possibly more. Additional study needed in order to resolve species limits.