World Bird List

Species factsheet
Grass-green Tanager (Chlorornis riefferii)

Order: Chlorornis riefferii
Family: Tanagers & Allies (Thraupidae)

Voices can be found here (external link)
Subspecies and Distribution
Subspecie Distribution
riefferii Colombia and Ecuador
dilutus n Peru
elegans c Peru
celatus s Peru
bolivianus w Bolivia
Annoncer