Narrow-tailed Emerald

Here the details of the Narrow-tailed Emerald named bird below:

SCI Name:  Chlorostilbon stenurus
Protonym:  Panychlora stenura Mus.Hein. 3 p.50,note7
Taxonomy:  Caprimulgiformes / Trochilidae / Chlorostilbon
Taxonomy Code:  nateme2
Type Locality:  Menda.
Author:  Cabanis & Heine
Publish Year:  1860
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.

stenurus
Gr. στηνος stēnos  narrow, thin; -ουρος -ouros  -tailed  < ουρα oura  tail.

SUBSPECIES

Narrow-tailed Emerald (stenurus)
SCI Name: Chlorostilbon stenurus stenurus
stenurus
Gr. στηνος stēnos  narrow, thin; -ουρος -ouros  -tailed  < ουρα oura  tail.

Narrow-tailed Emerald (ignotus)
SCI Name: Chlorostilbon stenurus ignotus
ignotum / ignotus
L. ignotus  unknown, obscure  < in-  not; notus  known  < gnoscere (old form of noscere)  to know.