Yellow-crowned Manakin

Here the details of the Yellow-crowned Manakin named bird below:

SCI Name:  Heterocercus flavivertex
Protonym:  Heterocercus flavivertex Orn.Brasil. Abth.2 p.125,186
Taxonomy:  Passeriformes / Pipridae / Heterocercus
Taxonomy Code:  yecman2
Type Locality:  Rio Negro, Marabitanas, Rio Xie, Rio Iganna, Rio Vaupe, and Barcellos [Brazil] ; restricted to Marabitanas by Pinto, 1944, Cat. Aves Brasil (Publ. Dept. Zool., Sao Paulo), pt. 2, p. 103.
Author:  von Pelzeln
Publish Year:  1868
IUCN Status:  Least Concern

DEFINITIONS

HETEROCERCUS
(Pipridae; Ϯ Flame-crested Manakin H. linteatus) Gr. ἑτερος heteros   different; κερκος kerkos  tail; "both sexes possess the graduated tail with the outermost rectrices shortest and narrowest (being about half the length and width of the central tail feathers). Furthermore, the feather rachises of the rectrices are curiously unstiffened" (Kirwan & Green 2011); "Genus HETEROCERCUS.   1494. HETEROCERCUS LINTEATUS.  Elænia linteata, Strickl. Contr. Orn. 1850, p. 121. pl. 63. Heterocercus linteatus, Hartl. in Mus. Brem." (P. Sclater 1862); "Heterocercus Sclater, 1862, Cat. Coll. Amer. Birds, p. 245. Type, by monotypy, Elaenia linteata Strickland." (Snow in Peters, 1979, VIII, p. 257).

heterocercus
Gr. ἑτερος heteros different; κερκος kerkos tail.

flavivertex
L. flavus  yellow, golden-yellow; vertex, verticis  crown of the head  < vertere  to turn.