World Bird List

Species factsheet
Sulphur-rumped Myiobius (Myiobius sulphureipygius)

Order: Myiobius sulphureipygius
Family: Tityras, Becards, Sharpbill (Tityridae)

Voices can be found here (external link)
Subspecies and Distribution
Subspecie Distribution
sulphureipygius se Mexico to Honduras
aureatus s Honduras to w Ecuador
Annoncer