- Geothlypis semiflava
Includes: Chiriqui Yellowthroat
Upperside has olive-brown colors and underside uniform yellow (to buff in younger birds). Male has a black mask lacking any pale grey to whitish surroundings. Female has a slight, pale eyebrow.
Common Yellowthroat has white on the belly and the male has whitish edging around the mask
Central America: Honduras, Nicaragua, Costa Rica, western Panama
South America: lowlands west of the Andes in Colombia and Ecuador.
Three subspecies are recognized:
- G. s. bairdi
- G. s. chiriquensis
- G. s. semiflava
The subspecies G. s. chiriquensis (Chiriqui Yellowthroat) was recently transferred to this species from Masked Yellowthroat
Shrubland, bushes and wet grass, but always near water.
Male sings from a visible spot, but otherwise very difficult to see.
- Clements, J. F., T. S. Schulenberg, M. J. Iliff, D. Roberson, T. A. Fredericks, B. L. Sullivan, and C. L. Wood. 2018. The eBird/Clements checklist of birds of the world: v2018. Downloaded from http://www.birds.cornell.edu/clementschecklist/download/
- BirdForum Opus contributors. (2023) Olive-crowned Yellowthroat. In: BirdForum, the forum for wild birds and birding. Retrieved 7 June 2023 from https://www.birdforum.net/opus/Olive-crowned_Yellowthroat