World Bird List

Species factsheet

Voices can be found here (external link)

Subspecies and Distribution

-Subspecie
+Distribution
-costaricensis
+se Nicaragua to w Panama
-castaneus
+c Panama
-odicus
+Escudo de Veraguas I.  (off nw Panama)
-reditus
+ne Panama
-schottii
+Darién (e Panama) and nw Colombia
-connectens
+sw Colombia
-nigricapillus
+w Ecuador