(Ensifera ensifera) [XC273495]
by Jerome Fischer from RNA El Colibr\u00ed del Sol, P\u00e1ramo de Frontino, Antioquia, Colombia (call)
Sword-billed Hummingbird (Ensifera ensifera) [XC578584]
by Jerome Fischer from Ibagu\u00e9, Tolima, Colombia (flight 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.