World Bird List

Species factsheet
Yellow-bellied Chat-Tyrant (Silvicultrix diadema)

Order: Silvicultrix diadema
Family: Tyrant Flycatchers, Calyptura (Tyrannidae)

Voices can be found here (external link)
Subspecies and Distribution
Subspecie Distribution
jesupi Santa Marta Mts. (ne Colombia)
rubellula Perijá Mts (ne Colombia and nw Venezuela)
tovarensis n Venezuela
diadema e Colombia and w, nw Venezuela
gratiosa w Colombia, e Ecuador and n Peru
Annoncer