Wire-crested Thorntail

Here the details of the Wire-crested Thorntail named bird below:

SCI Name:  Discosura popelairii
Protonym:  Trochilus popelairii Esquis.Orn. livr.2 pl.6,text
Taxonomy:  Caprimulgiformes / Trochilidae / Discosura
Taxonomy Code:  wictho2
Type Locality:  Peru.
Author:  Du Bus
Publish Year:  1846
IUCN Status:  Near Threatened

DEFINITIONS

DISCOSURA
(Trochilidae; Ϯ Racquet-tailed Coquette D. longicauda) Gr. δισκος diskos  plate; ουρα oura  tail. "The tail above, greenish brown, beneath of reddish or yellowish white. The feathers, excepting the two outer ones, are pointed, and assume a slightly forked form. The two on the outside exceed the others by about half their own length, and the shafts commence to be entirely bare where they exceed the length of the others, and are finished by a nearly round tip of black plume in the form of a racket-board" (Jardine 1833); "*198. Discosura, Bp. (Platurus, p. Less. - Mellisuga, p. Gr.)  America m.  2.    1. TROCHILUS longicaudus, Gm. (platurus, Lath.) Vieill. Ois. dor. t. 60. - Less. Ois.-Mouch. t. 40.  ex Gujana.    2. TROCHILUS ligonicaudus, Gould, (Ocreatus! ligonicaudus, Gould.) Pr. Zool. Soc. 1846.  ex Brasil." (Bonaparte 1850); "Discosura Bonaparte, Consp. Av., 1, Mar., 1850, p. 84. Type, by subsequent designation, Trochilus longicaudus Gmelin. (G. R. Gray, Cat. Gen. Subgen. Bds., 1855, p. 22.)" (Peters, 1945, V, p. 35).   
Synon. Discura, Gouldia, Gouldomyia, Mytinia, Platurus, Popelairia, Prymnacantha, Tricholopha.

popelairii
Jean Baptiste Louis Joseph Baron Popelaire de Terloo (1810-1870) Belgian explorer, naturalist, collector in tropical America (Discosura).