Male.—Bill straight and of the same length as the head; wings rather long; tail long and forked; tarsi partially clothed; feet small; hind toe rather shorter than the middle one; forehead and throat luminous.
Female.—Destitute of luminous colouring on the throat.
The members of this genus, two in number, differ from those of Heliangelus in the absence of any band of white on the chest and in having a lengthened and deeply-forked tail.
Habitat: New Granada; and Ecuador, where it is rarePlate 240 Heliotrypha Parzudaki Parzudaki’s Star-frontlet
Heliotrypha viola (Gould)
Habitat: EcuadorPlate 241 Heliotrypha viola Viola Star-frontlet
Featuring all 422 illustrated species from John Gould’s A Monograph of the Trochilidæ, or Family of Humming-Birds arranged by color.