Chestnut-shouldered Antwren

Here the details of the Chestnut-shouldered Antwren named bird below:

SCI Name:  Euchrepomis humeralis
Protonym:  Terenura humeralis Proc.Zool.Soc.London Pt2 p.159
Taxonomy:  Passeriformes / Thamnophilidae / Euchrepomis
Taxonomy Code:  chsant1
Type Locality:  Sarayacu, Ecuador. Col. pi., Ibis, 1881, pi. 9, figs. 2, 3.
Author:  Sclater & Salvin
Publish Year:  1880
IUCN Status:  Least Concern

DEFINITIONS

EUCHREPOMIS
(Thamnophilidae; † Rufous-rumped Antwren E. callinota) Gr. ευχρως eukhrōs  ruddy, bright-coloured  < ευ eu  fine, beautiful; χρως khrōs, χρωτος khrōtos  complexion; επωμις epōmis, επωμιδος epōmidos  point of the shoulder, shoulder; "Euchrepomis genus nov.  Type species. Formicivora callinota Sclater, 1855.  ... Etymology. Feminine generic name derived from the Greek euchrôs (ruddy, bright-colored) and epômis (point of the shoulder).  This refers to the bright yellow or bright orange-rufous coloration of the lesser secondary coverts of males; a character that, within Thamnophilidae, is unique to members of the genus" (Bravo et al. 2012); "Euchrepomis Bravo, Remsen, Whitney and Brumfield, 2012, Molecular Phylogenetics and Evolution, 65 (1), p. 287+.  Type, by original designation, Formicivora callinota P. Sclater, 1855." (JAJ 2021).

humeralis
Late L. humeralis  of the shoulders  < L. umerus  shoulders.
● ex “Perruche Banks” of Levaillant 1801 (syn. Lathamus discolor).
● ex “Fringilla humeralis” of Lichtenstein MS (Peucaea).
● ex “Waalia Pigeon” of Bruce 1790 (syn. Treron waalia).