World Bird List

Species factsheet
Grey-crowned Flatbill (Tolmomyias poliocephalus)

Order: Tolmomyias poliocephalus
Family: Tyrant Flycatchers, Calyptura (Tyrannidae)

Voices can be found here (external link)
Subspecies and Distribution
Subspecie Distribution
klagesi s Venezuela
poliocephalus e Colombia and sw Venezuela to e Ecuador, e Peru and w Brazil
sclateri the Guianas through e Amazonian Brazil to c Bolivia
Annoncer