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Grey-backed Hawk

Pseudastur occidentalis (Salvin, 1876)

The grey-backed hawk is a species of bird of prey in the family Accipitridae. It is found in Ecuador and far northern Peru. Its natural habitats are subtropical or tropical dry forest and subtropical or tropical moist lowland forest. It is threatened by habitat loss. Source: Wikipedia




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Classification
Order:
  Accipitriformes
Family:
  Accipitridae
Genus:
   Pseudastur
Scientific:
  Pseudastur occidentalis


Original description

Citation:
  (Salvin, 1876)

Reference:
  Ibis p.496

Protonym:
  Leucopternis occidentalis

Link:
  https://biodiversitylibrary.org/page/8607666


Avibase identifiers

Avibase ID:
  D07235711CC39A12

Avibase ID:
  avibase-D0723571

Short link:
  https://avibase.ca/D0723571


Taxonomic Serial Number:
  TSN: 175540


ENDANGERED

Geographic range:

  • Pseudastur occidentalis: Montane forests of w Ecuador and adjacent nw Peru
English:
Grey-backed Hawk
Catalan:
Aligot cap-ratllat
Czech:
káně západní
Danish:
Sodrygget Våge
German:
Graurückenbussard
Spanish:
Busardo Dorsigrís
Spanish (Spain):
Busardo Dorsigrís
Finnish:
ecuadorinvalkohaukka
French:
Buse à dos gris
Croatian:
prugastoglavi škanjac
Hungarian:
tumbesi erdeiölyv
Italian:
Poiana dorsogrigio
Japanese (romaji):
haisenosuri
Japanese:
ハイセノスリ
Lithuanian:
Pilkanugaris keršasis suopis
Dutch:
Salvins Bonte Buizerd
Norwegian Nynorsk:
Ecuadorvåk
Norwegian:
Ecuadorvåk
Polish:
białostrząb szarogłowy
Portuguese:
Gavião-de-dorso-cinzento
Russian:
Сероспинная агуйла
Slovak:
myšiak čiarkavohlavý
Serbian:
Prugastoglavi mišar
Swedish:
gråryggig vråk
Ukrainian:
Канюк сіроголовий
Chinese:
灰背南美鵟
Chinese (Traditional):
灰背南美鵟


Authorities recognizing this taxonomic concept:

Avibase taxonomic concepts (current):
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
Avibase taxonomic concepts v. 01 (August 2013):
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
Avibase taxonomic concepts v. 02 (May 2014):
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
Avibase taxonomic concepts v. 03 (March 2015):
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
Avibase taxonomic concepts v. 04 (Aug 2016):
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
Avibase taxonomic concepts v. 05 (Jan 2017):
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
Avibase taxonomic concepts v. 06 (Feb 2018):
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
Avibase taxonomic concepts v. 07 (Feb 2020):
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
Avibase taxonomic concepts v. 08 (Feb 2021):
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
Birdlife checklist version 00:
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
Birdlife checklist version 01:
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
Birdlife checklist version 02:
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
Birdlife checklist version 03:
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
Birdlife checklist version 04:
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
Birdlife checklist version 05 (Jun 2012):
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
Birdlife checklist version 05.1 (Oct 2012):
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
Birdlife checklist version 06 (Nov 2013):
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
Birdlife checklist version 06.1 (Feb 2014):
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
Birdlife checklist version 07 (Jul 2014):
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
Birdlife checklist version 08 (Oct 2015):
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
Birdlife checklist version 09 (Dec 2016):
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
Birdlife checklist version 09.1 (Jun 2017):
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
HBW and BirdLife Taxonomic Checklist v2 (Dec 2017):
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
HBW and BirdLife Taxonomic Checklist v3 (Nov 2018):
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
HBW and BirdLife Taxonomic Checklist v4 (Dec 2019):
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
HBW and BirdLife Taxonomic Checklist v5 (Dec 2020):
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
HBW and BirdLife Taxonomic Checklist v6 (Dec 2021):
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
Commission internationale pour les noms français des oiseaux (1993, révision 2009):
Buse à dos gris ( Leucopternis occidentalis) [version 1]
Commission internationale pour les noms français des oiseaux (1993):
Buse à dos gris ( Leucopternis occidentalis) [version 1]
Clements 1st edition:
Gray-backed Hawk ( Leucopternis occidentalis) [version 1]
Clements, version 2021:
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
Clements 3rd edition:
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
Clements 4th edition:
Gray-backed Hawk ( Leucopternis occidentalis) [version 1]
Clements 5th edition (as published):
Gray-backed Hawk ( Leucopternis occidentalis) [version 1]
Clements 5th edition (incl. 2000 revisions):
Gray-backed Hawk ( Leucopternis occidentalis) [version 1]
Clements 5th edition (incl. 2001 revisions):
Gray-backed Hawk ( Leucopternis occidentalis) [version 1]
Clements 5th edition (incl. 2002 revisions):
Gray-backed Hawk ( Leucopternis occidentalis) [version 1]
Clements 5th edition (incl. 2003 revisions):
Gray-backed Hawk ( Leucopternis occidentalis) [version 1]
Clements 5th edition (incl. 2004 revisions):
Gray-backed Hawk ( Leucopternis occidentalis) [version 1]
Clements 5th edition (incl. 2005 revisions):
Gray-backed Hawk ( Leucopternis occidentalis) [version 1]
Clements 6th edition:
Gray-backed Hawk ( Leucopternis occidentalis) [version 1]
Clements 6th edition (incl. 2007 revisions):
Gray-backed Hawk ( Leucopternis occidentalis) [version 1]
Clements 6th edition (incl. 2008 revisions):
Gray-backed Hawk ( Leucopternis occidentalis) [version 1]
Clements 6th edition (incl. 2009 revisions):
Gray-backed Hawk ( Leucopternis occidentalis) [version 1]
Clements 6th edition (version 6.5 incl. 2010 revisions):
Gray-backed Hawk ( Leucopternis occidentalis) [version 1]
Clements 6th edition (version 6.6 incl. 2011 revisions):
Gray-backed Hawk ( Leucopternis occidentalis) [version 1]
Clements 6th edition (version 6.7 incl. 2012 revisions):
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
Clements 6th edition (version 6.8 incl. 2013 revisions):
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
Clements 6th edition (version 6.9 incl. 2014 revisions):
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
Clements, version 2015:
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
Clements, version 2016:
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
Clements, version 2017:
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
Clements, version 2018:
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
Clements, version 2019:
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
eBird version 1.50:
Gray-backed Hawk ( Leucopternis occidentalis) [version 1]
eBird version 1.52:
Gray-backed Hawk ( Leucopternis occidentalis) [version 1]
eBird version 1.53:
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
eBird version 1.54:
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
eBird version 1.55:
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
eBird version 2015:
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
eBird version 2016:
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
eBird version 2017:
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
eBird version 2018:
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
eBird version 2019:
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
eBird version 2021:
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
Howard and Moore 2nd edition:
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
Howard and Moore 2nd edition (incl. ? suppl):
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
Howard and Moore 3rd edition (as published):
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
Howard and Moore 3rd edition (incl. corrigenda 1.2):
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
Howard and Moore 3rd edition (incl. corrigenda 2.1):
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
Howard and Moore 3rd edition (incl. corrigenda 3.1):
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
Howard and Moore 3rd edition (incl. corrigenda 4):
Gray-backed Hawk ( Leucopternis occidentalis) [version 1]
Howard and Moore 3rd edition (incl. corrigenda 5):
Gray-backed Hawk ( Leucopternis occidentalis) [version 1]
Howard and Moore 3rd edition (incl. corrigenda 6):
Gray-backed Hawk ( Leucopternis occidentalis) [version 1]
Howard and Moore 3rd edition (incl. corrigenda 7):
Gray-backed Hawk ( Leucopternis occidentalis) [version 1]
Howard and Moore 3rd edition (incl. corrigenda 8):
Gray-backed Hawk ( Leucopternis occidentalis) [version 1]
Howard and Moore 4th edition (vol. 1-2):
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
Howard and Moore 4th edition (incl. corrigenda vol.1-2):
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
Handbook of the Birds of the World (vol 1-16):
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
Handbook of the Birds of the World Alive (31/01/2015):
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
Handbook of the Birds of the World Alive (03/07/2017):
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
Handbook of the Birds of the World and Birdlife (Dec 2017):
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
Handbook of the Birds of the World and Birdlife (Dec 2018):
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
IOC World Bird Names, version 1.0:
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
IOC World Bird Names, version 1.1:
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
IOC World Bird Names, version 1.5:
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
IOC World Bird Names, version 1.6:
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
IOC World Bird Names, version 1.7:
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
IOC World Bird Names, version 2.0:
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
IOC World Bird Names, version 2.1:
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
IOC World Bird Names, version 2.2:
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
IOC World Bird Names, version 2.3:
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
IOC World Bird Names, version 2.4:
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
IOC World Bird Names, version 2.5:
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
IOC World Bird Names, version 2.6:
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
IOC World Bird Names, version 2.7:
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
IOC World Bird Names, version 2.8:
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
IOC World Bird Names, version 2.9:
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
IOC World Bird Names, version 2.10:
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
IOC World Bird Names, version 2.11:
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
IOC World Bird Names, version 3.1:
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
IOC World Bird Names, version 3.2:
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
IOC World Bird Names, version 3.3:
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
IOC World Bird Names, version 3.4:
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
IOC World Bird Names, version 3.5:
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
IOC World Bird Names, version 4.1:
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
IOC World Bird Names, version 4.2:
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
IOC World Bird Names, version 4.3:
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
IOC World Bird Names, version 4.4:
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
IOC World Bird Names, version 5.1:
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
IOC World Bird Names, version 5.2:
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
IOC World Bird Names, version 5.3:
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
IOC World Bird Names, version 5.4:
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
IOC World Bird Names, version 6.1:
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
IOC World Bird Names, version 6.2:
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
IOC World Bird Names, version 6.3:
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
IOC World Bird Names, version 6.4:
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
IOC World Bird Names, version 7.1:
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
IOC World Bird Names, version 7.2:
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
IOC World Bird Names, version 7.3:
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
IOC World Bird Names, version 8.1:
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
IOC World Bird Names, version 8.2:
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
IOC World Bird Names, version 9.1:
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
IOC World Bird Names, version 9.2:
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
IOC World Bird Names, version 10.1:
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
IOC World Bird Names, version 10.2:
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
IOC World Bird Names, version 11.1:
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
IOC World Bird Names, version 11.2:
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
IOC World Bird Names, version 12.1:
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
Peters' Check-list of the Birds (original):
Leucopternis albicollis occidentalis [version 1]
Peters' Check-list of the Birds (2nd edition):
Leucopternis albicollis occidentalis [version 1]
Sibley and Monroe (1993):
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
Sibley and Monroe (1993, including corrections up to 1998):
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
Sibley and Monroe, Birds of the World Version 2.0:
Grey-backed Hawk ( Leucopternis occidentalis) [version 1]
South American Classification Committee (24/10/2003):
Gray-backed Hawk ( Leucopternis occidentalis) [version 1]
South American Classification Committee (14/09/2005):
Gray-backed Hawk ( Leucopternis occidentalis) [version 1]
South American Classification Committee (16/07/2006):
Gray-backed Hawk ( Leucopternis occidentalis) [version 1]
South American Classification Committee (26/09/2007):
Gray-backed Hawk ( Leucopternis occidentalis) [version 1]
South American Classification Committee (01/05/2008):
Gray-backed Hawk ( Leucopternis occidentalis) [version 1]
South American Classification Committee (30/09/2009):
Gray-backed Hawk ( Leucopternis occidentalis) [version 1]
South American Classification Committee (19/08/2010):
Gray-backed Hawk ( Leucopternis occidentalis) [version 1]
South American Classification Committee (8/08/2011):
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
South American Classification Committee (8/02/2012):
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
South American Classification Committee (4/09/2012):
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
South American Classification Committee (17/03/2013):
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
South American Classification Committee (9/02/2014):
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
South American Classification Committee (16/02/2015):
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
South American Classification Committee (28/07/2016):
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
South American Classification Committee (22/04/2017):
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
South American Classification Committee (4/06/2018):
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
South American Classification Committee (6/06/2019):
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
South American Classification Committee (20/02/2020):
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
South American Classification Committee (8/06/2020):
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
South American Classification Committee (24/08/2021):
Gray-backed Hawk ( Pseudastur occidentalis) [version 1]
Working Group Avian Checklists, version 0.01:
Grey-backed Hawk ( Pseudastur occidentalis) [version 1]
Zoonomen - Zoological Nomenclature Resource:
Leucopternis occidentalis [version 1]
Zoonomen - Zoological Nomenclature Resource:
Leucopternis occidentalis [version 1]

Taxonomic status:

Species status: full species (sometimes a subspecies)

This taxon is considered a subspecies of Pseudastur [albicollis or occidentalis] (sensu lato) by some authors

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Related taxa

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Other synonyms


Bengali: হভমটচ঩ঠ চত঳াফাজ
Bengali (transliteration): mēṭēpiṭha tisābāja*
Catalan: Aligot cap-ratllat
Montenegrin: prugastoglavi mišar, пругастоглави мишар
Montenegrin (Cyrillic): пругастоглави мишар
Czech: káně západní, Kánovec západní
Danish: Sodrygget Våge
German: Graurückenbussard
English: Gray backed Hawk, Gray-backed Hawk, Grey backed Hawk, Grey-backed Hawk
English, HBW: Grey-backed Hawk
English (IOC): Grey-backed Hawk
English (United States): Gray-backed Hawk
Esperanto: Grizdorsa buteo
Spanish: Busardo Dorsigrís, Gavalón de Lomo Gris
Spanish (Colombia): Gavilán espaldigris
Spanish (Ecuador): Gavilán Dorsigrís
Spanish (Spain): Busardo Dorsigrís
Spanish (HBW): Gray-backed Hawk
Spanish (Peru): Gavilán de Dorso Gris
Estonian: ekuadori selvaviu
Finnish: ecuadorinvalkohaukka, Ecuadorinviidakkohaukka
French: Buse à dos gris, Buse à tête grise
Croatian: prugastoglavi škanjac
Hungarian: tumbesi erdeiölyv
Italian: Poiana dorsogrigio
Japanese (romaji): haisenosuri
Japanese: ハイセノスリ
Scientific: Leucopternis albicollis occidentalis, Leucopternis occidentalis, Pseudastur occidentalis
Lithuanian: Pilkanugaris keršasis suopis
Maltese: bies ta' dahru griż, seqer dahru griż
Dutch: Salvins Bonte Buizerd
Norwegian Nynorsk: Ecuadorvåk
Norwegian: Ecuadorvåk
Polish: bialostrzab szaroglowy, białostrząb szarogłowy
Portuguese: Gavião-de-dorso-cinzento
Portuguese (Portugal): bútio-de-dorso-cinzento
Russian: Сероспинная агуйла, Сероспинный пегий канюк
Slovak: myšiak čiarkavohlavý, myšiakovec čiarkavohlavý
Serbian: Prugastoglavi mišar
Swedish: Gråryggad vråk, gråryggig vråk
Turkish: Gri sırtlı şahin
Ukrainian: Канюк сіроголовий
Chinese: 灰背南美鵟
Chinese (Traditional): 灰背南美鵟

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