Generic characters.
Male.—Bill lengthened and straight, or slightly arched; wings moderately long and pointed; tail square; tarsi partly clothed; hind toe as long as the middle toe; nails short.
Female.—Unknown.
Of this remarkable form only one species is at present known.
Featuring all 422 illustrated species from John Gould’s A Monograph of the Trochilidæ, or Family of Humming-Birds arranged by color.