Jelski's Black-Tyrant

Here the details of the Jelski's Black-Tyrant named bird below:

SCI Name:  Knipolegus signatus
Protonym:  Ochthodiaeta signatus Proc.Zool.Soc.London(1874) (1874), Pt4 p.532
Taxonomy:  Passeriformes / Tyrannidae / Knipolegus
Taxonomy Code:  andtyr3
Type Locality:  Montana de Nancho, Peru.
Author:  Taczanowski
Publish Year:  1875
IUCN Status:  Least Concern

DEFINITIONS

KNIPOLEGUS
(Tyrannidae; Ϯ Blue-billed Black Tyrant K. cyanirostris) Gr. κνιψ knips, κνιπος knipos  insect; λεγω legō  to pick; "X. Fam. Muscicapiadae Vigors.  Muscicapa Lin. ²   ...   ² Ferner könnten als Gattungen abgesondert werden: Knipolegus für Musc. lophotes Tem. und cyaneirostris Vieill. Az. 181" (Boie 1826); "Knipolegus Boie, 1826, Isis von Oken, col. 973. Type, by monotypy, Muscicapa cyanirostris Vieillot." (Traylor in Peters 1979, VIII, 173) (see Xolmis). 
Var. Cnipolegus.   
Synon. Ada, Blechropus, Entotriccus, Eumyiobius, Phaeotriccus, Sericoptila.

signata / signatum / signatus
L. signatus  distinct, marked, well marked  < signare  to mark or inscribe  < signum  sign.
● ex “Petit Perroquet vert” of Levaillant 1801-1805 (syn. Amazona agilis).
● ex “Perruche à tête rouge” of Sonnerat 1776 (syn. Psittacula cyanocephala).