World Bird List

Species factsheet
Olivaceous Flatbill (Rhynchocyclus olivaceus)

Order: Rhynchocyclus olivaceus
Family: Tyrant Flycatchers, Calyptura (Tyrannidae)

Voices can be found here (external link)
Subspecies and Distribution
Subspecie Distribution
bardus e Panama to s Bolivar in nw Colombia
mirus Atrato valley and inland in nw Colombia
jelambianus ne Venezuela
tamborensis Santander (nc Colombia)
flavus n and c Colombia, n Venezuela
aequinoctialis sc Colombia to nc Bolivia
guianensis s Venezuela, the Guianas and n Brazil
sordidus se Amazonian Brazil
olivaceus nc and e Brazil
Annoncer