Pale-rumped Swift (Chaetura egregia) [XC91438]
by GABRIEL LEITE from Portillo, S of Iberia, Madre de Dios, Peru (call)
Pale-rumped Swift (Chaetura egregia) [XC711032]
by GABRIEL LEITE from Caseara, Tocantins, Brazil (call)
Subspecies
Sometimes considered conspecific with Grey-rumped Swift (Chaetura cinereiventris), and these two form superspecies with Lesser Antillean Swift (Chaetura martinica). Reported to be closely related to Band-rumped Swift (Chaetura spinicaudus).