Agyrtria cæruleiceps

Blue-headed Emerald

Illustration not included in supplement volume

The present species belongs to the section of the genus Agyrtria in which the throat and breast are metallic green.

It is allied to A. nitidifrons, but differs in having the crown of the head and back of the neck shining greenish blue. It comes from Colombia, and the types are in the Gould Collection.

The following is the original description of the species:—

Crown of the head and back of the neck deep shining greenish blue; back and shoulders green, passing into bronzy green on the rump and upper tail-coverts; tail nearly uniform bronze, with a very faint indication of a zone of brown across the outer feathers near the tip; wings purplish brown; sides of the neck glittering bluish green, the blue tint predominating on the ear and immediately under the eye; centre of the throat and chest broken glittering green and white; flanks bronzy green; under tail-coverts grey, with brown centres; upper mandible dark brown; under mandible yellow, except the tip, which is dark brown. Total length 3\(\frac{1}{2}\) inches, bill \(\frac{15}{16}\), wing 2\(\frac{1}{8}\), tail \(\frac{1}{2}\).

[R. B. S.]


  • Thaumatias ceruleiceps, Gould, Proc. Zool. Soc. 1860, p. 307.—Id. Intr. Trochil. 8vo, p. 152 (1861).—Mulsant, Hist. Nat. Ois.-Mouches, i. p. 240 (1874).—Ellit, Ibis, 1878, p. 52.
  • Agyrtria cæruleiceps, Elliot, Synopsis of the Humming-Birds, p. 206 (1878).
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