(Ensifera ensifera) [XC260507]
by id from Loja: Cajanuma, Ecuador (call, foraging calls)
Sword-billed Hummingbird (Ensifera ensifera) [XC17326]
by Willem-Pier Vellinga from Guango Lodge, Napo, Ecuador (call)
Subspecies
Closely related to Coeligena and may even belong in that genus.
Proposed subspecies caerulescens, known from a single specimen of unknown origin, is apparently not valid, as morphological differences are most likely aberrant and may even relate to a damaged skin.