Black-cheeked Warbler (Basileuterus melanogenys) [XC72488]
by William Adsett from Parque Nacional Tapanti, La Esperanza entrance, Cartago, Costa Rica (call)
Black-cheeked Warbler (Basileuterus melanogenys) [XC113579]
by Peter Boesman from Sendero Los Quetzales, Chiriqui Province, Panama (?)
Subspecies
Forms a superspecies with Pirre Warbler (Basileuterus ignotus), and sometimes considered conspecific.
The following 3 subspecies are recognised:
melanogenys Baird, 1865 - Central and southern Costa Rica.
eximius Nelson, 1912 - Western Panama in vicinity of Boquette (Chiriquí).
bensoni Griscom, 1927 - Western Panama in vicinity of Chitrá (Veraguas).