Rufous-tailed Tyrant

Here the details of the Rufous-tailed Tyrant named bird below:

SCI Name:  Knipolegus poecilurus
Protonym:  Empidochanes poecilurus Proc.Zool.Soc.London Pt1 p.112
Taxonomy:  Passeriformes / Tyrannidae / Knipolegus
Taxonomy Code:  ruttyr1
Type Locality:  'Bogota,'' Colombia.
Author:  Sclater, PL
Publish Year:  1862
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.

poecilurus
Gr. ποικιλος poikilos  pied, variegated; -ουρος -ouros  -tailed  < ουρα oura  tail.

Poecilurus
(syn. Synallaxis Ϯ White-whiskered Spinetail S. candei) Gr. ποικιλια poikilia  diversity (cf. ποικιλος poikilos  intricate); ουρα oura  tail; “Pœcilurus, genus novum.   Similar to Synallaxis Vieillot, but tail composed of soft, closely webbed feathers, with broad, blunt tips.   Type, Synallaxis candæi Lafresnaye.” (Todd 1917).

SUBSPECIES

Rufous-tailed Tyrant (poecilurus)
SCI Name: Knipolegus poecilurus poecilurus
poecilurus
Gr. ποικιλος poikilos  pied, variegated; -ουρος -ouros  -tailed  < ουρα oura  tail.

Rufous-tailed Tyrant (venezuelanus)
SCI Name: Knipolegus poecilurus venezuelanus
venezuelae / venezuelana / venezuelanus / venezuelense / venezuelensis
Venezuela (Italian Venezuola, a diminutive of Venezia Venice, alluding to native houses on stilts in the waters of Lake Maracaibo).

Rufous-tailed Tyrant (paraquensis)
SCI Name: Knipolegus poecilurus paraquensis
paraquensis
Cerro Paraque, Amazonas, Venezuela.

Rufous-tailed Tyrant (salvini)
SCI Name: Knipolegus poecilurus salvini
salvini / salvinii
Osbert Salvin (1835-1898) English ornithologist, Curator of Ornithology, Cambridge University 1874-1882, collector (syn. Accipiter erythronemius ventralis, syn. Alaemon alaudipes, syn. Amazilia violiceps, subsp. Amazona autumnalis, Antrostomus, subsp. Basileuterus rufifrons, syn. Certhidea olivacea, subsp. Chlorostilbon canivetii, subsp. Colinus virginianus, syn. Crypturellus variegatus, subsp. Cyphorhinus arada, subsp. Empidonax flavescens, subsp. Eubucco bourcierii, subsp. Eutoxeres aquila, subsp. Geospiza parvula, subsp. Habia fuscicauda, syn. Heliodoxa xanthogonys, subsp. Icterus mesomelas, subsp. Knipolegus poecilurus, subsp. Lampornis amethystinus, Mitu, subsp. Neomorphus geoffroyi, Oneillornis, Pachyptila, subsp. Pachyramphus albogriseus (ex Pachyramphus similis Salvin, 1895), subsp. Paraclaravis mondetoura, subsp. Picumnus exilis, syn. Popelairia conversii, subsp. Sclerurus guatemalensis, subsp. Sicalis olivascens, subsp. Spindalis zena, subsp. Sporophila funerea, Thalassarche, syn. Tinamus major fuscipennis, Tumbezia, subsp. Vireo pallens).

Rufous-tailed Tyrant (peruanus)
SCI Name: Knipolegus poecilurus peruanus
peruana / peruanum / peruanus / peruvia / peruviana / peruvianus / peruviensis
Peru. Said to be named after Biru, a local Inca encountered by the conquistadores (although the name is also accredited to a Panamanian cazique). Until the early 18^th century the Viceroyalty of Peru included all Spanish possessions in South America.
● ex “Geai du Pérou” of d’Aubenton 1765-1781, pl. 625, and de Buffon 1770-1783, and “Peruvian Jay” of Latham 1781 (syn. Cyanocorax yncas).
● ex “Coq de Roche du Pérou” of d’Aubenton 1765-1781, pl. 745, and de Buffon 1770-1783 (Rupicola).
● Erroneous TL. Peru (= Brazil) (Tangara).
● Erroneous TL. Peru (= Tahiti) (Vini).