Chlorostilbon Forficatus Bird

English Name:  Cozumel Emerald
Latin Name:  Chlorostilbon forficatus
Protonym:  Chlorostilbon forficatus Descr.NewSpeciesBirdsCozumelId. p.3
Taxonomy:  Caprimulgiformes / Trochilidae / Chlorostilbon
Taxonomy Code:  cozeme1
Type Locality:  Cozumel Island.
Author:  Ridgway
Publish Year:  1885
IUCN Status:  Least Concern

DEFINITIONS

CHLOROSTILBON
(Trochilidae; Ϯ Glittering-bellied Emerald C. lucidus pucherani) Gr. χλωρος khlōros  green; στιλβων stilbōn, στιλβοντος stilbontos  shining, an epithet of the planet Mercury (cf. στιλβη stilbē  lamp); "[plate] CHLOROSTILBONA PRASINA.   ...   [text] CHLOROSTILBON PRASINUS. Brazilian Emerald.   ...   The male has the upper and under surface yellowish green, with a golden lustre on the crown of the head and the sides of the neck; wings purplish brown; tail black, glossed with steel-blue; throat brilliant grass-green" (Gould 1853); "Chlorostilbon Gould, Monogr. Trochil., pt. 5, May, 1853, pl. [14] and text [= 5, pl. 355 of volume]. Type, by monotypy, Chlorostilbon prasinus Gould, not of authors, = Trochilus pucherani Bourcier." (Peters, 1945, V, p. 36). 
Var. Chlorostilbona.     
Synon. Chloauges, Chlorestes, Chlorolampis, Chrysomirus, Colubris, Erasmia, Halia, Marsyas, Mellisuga, Merion, Panychlora, Prasitis, Riccordia, Sporadinus.

forficata / forficatus
Mod. L. forficatus  scissor-shaped  < L. forfex, forficis  pair of scissors  < forus  opening, gangway; facere  to make.
● ex “Engoulevent à Queue Fourchue” of Levaillant 1799, pl. 47 (unident.; ?Caprimulgus sp.).
● ex “Grand Gobe-mouche noir hupé de Madagascar” of Brisson 1760 (Dicrurus).
● ex “Swallow tail’d Hawk” of Catesby 1731 (Elanoides).
● ex “Gobe-mouche à queue fourchue du Méxique” of d’Aubenton 1765-1781, pl. 677, “Moucherolle à queue fourchue du Méxique” of de Buffon 1770-1783, and “Swallow-tailed Fly-catcher” of Latham 1783 (Tyrannus).
● "60. TROCHILUS.  ...  forficatus.  5. T. curvirostris, rectricibus lateralibus longissimis, corpore viridi, pileo rectricibusque cæruleis.  Polytmus major nigricans aureo varie splendens, pennis binis uropygii longissimis. Brown. jam. p. 475.  Mellivora viridis, cauda longa. Edw. av. 33. t. 33.  Mellivora avis minima. Sloan. jam. 2. p. 307. t. 264. f. 1.  Raj. av. 187.  Habitat in Jamaica.  Pennæ longissimæ basi suffultæ supra & infra pennula rigida." (Linnaeus 1758) (unident.; nom. dub.).