Cypseloides lemosi (White-chested Swift)
Cypseloides lemosi Eisenmann & Lehmann, 1962
14-15 cm Mostly black, with a conspicuous white triangle on the breast. Long, clearly forked tail. The pectoral patch is smaller and inconspicuous in females and juveniles. Although the pectoral patch and forked tail are striking, under field conditions they may go unnoticed. In general, it…
