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Great Horned or Magellanic Horned Owl

Bubo [virginianus or magellanicus] (= Bubo virginianus) (Gmelin, JF, 1788)

You can select up to 8 checklists to perform a comparison of taxonomic authorities for this taxon and related concepts:

You can also use one of the pre-defined group of taxonomic authorities below:

The table provided below compares authorities for this taxon and related concept. Names in red are those that differ from the name in the column located immediately to the left.
Species concept American Ornithologists' Union 1st edition (1886)American Ornithologists' Union 2nd edition (1895)American Ornithologists' Union 3rd edition (1910)American Ornithologists' Union 4th edition (1931)American Ornithologists' Union 5th edition (1957)American Ornithologists' Union 6th edition (1983)American Ornithologists' Union 7th edition (1998)American Ornithologists' Union 7th edition (incl. 61st suppl.)
Bubo [virginianus or magellanicus] Bubo virginianus
Great Horned Owl
Bubo virginianus
Great Horned Owl
Bubo virginianus
Great Horned Owl
Bubo virginianus
Great Horned Owl
Bubo virginianus
Great Horned Owl
Bubo virginianus
Great Horned Owl
Bubo virginianus
Great Horned Owl
Bubo virginianus
Great Horned Owl
* Bubo virginianus  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Bubo virginianus virginianus Bubo virginianus virginianus
 
Bubo virginianus virginianus
 
Bubo virginianus virginianus
 
Bubo virginianus virginianus
 
Bubo virginianus viriginianus
 
 
 
 
 
 
 
Bubo virginianus [saturatus, lagophonus or heterocnemis] Bubo virginianus saturatus
 
Bubo virginianus saturatus
 
 
 
 
 
 
 
 
 
 
 
 
 
Bubo virginianus saturatus  
 
 
 
Bubo virginianus saturatus
 
Bubo virginianus saturatus
 
Bubo virginianus saturatus
 
 
 
 
 
 
 
Bubo virginianus [lagophonus or algistus]  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Bubo virginianus lagophonus  
 
 
 
 
 
Bubo virginianus lagophonus
 
Bubo virginianus lagophonus
 
 
 
 
 
 
 
Bubo virginianus algistus  
 
 
 
Bubo virginianus algistus
 
Bubo virginianus algistus
 
Bubo virginianus algistus
 
 
 
 
 
 
 
Bubo virginianus heterocnemis  
 
 
 
Bubo virginianus heterocnemis
 
Bubo virginianus heterocnemis
 
Bubo virginianus heterocnemis
 
 
 
 
 
 
 
Bubo virginianus heterocnemis (heterocnemis)  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
[Bubo virginianus heterocnemis (scalariventris)]  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
[Bubo virginianus heterocnemis (neochorus)]  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Bubo virginianus elachistus  
 
 
 
Bubo virginianus elachistus
 
Bubo virginianus elachitus
 
Bubo virginianus elachistus
 
 
 
 
 
 
 
Bubo virginianus subarcticus  
 
 
 
Bubo virginianus subarcticus
 
 
 
 
 
 
 
 
 
 
 
Bubo virginianus subarcticus (subarcticus) Bubo virginianus subarcticus
 
Bubo virginianus subarcticus
 
 
 
Bubo virginianus subarcticus
 
 
 
 
 
 
 
 
 
[Bubo virginianus subarcticus (wapacuthu)]  
 
 
 
 
 
 
 
Bubo virginianus wapacuthu
 
 
 
 
 
 
 
[Bubo virginianus subarcticus (occidentalis)]  
 
 
 
 
 
Bubo virginianus occidentalis
 
Bubo virginianus occidentalis
 
 
 
 
 
 
 
[Bubo virginianus subarcticus (arcticus)] Bubo virginianus arcticus
 
Bubo virginianus arcticus
 
 
 
 
 
 
 
 
 
 
 
 
 
Bubo virginianus pacificus  
 
 
 
Bubo virginianus pacificus
 
Bubo virginianus pacificus
 
Bubo virginianus pacificus
 
 
 
 
 
 
 
Bubo virginianus pacificus (pacificus)  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
[Bubo virginianus pacificus (icelus)]  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Bubo virginianus mayensis  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Bubo virginianus mesembrinus  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Bubo virginianus pallescens  
 
 
 
Bubo virginianus pallescens
 
Bubo virginianus pallescens
 
Bubo virginianus pallescens
 
 
 
 
 
 
 
Bubo virginianus nigrescens  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Bubo virginianus nigrescens (nigrescens)  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
[Bubo virginianus nigrescens (colombianus)]  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Bubo virginianus [nacurutu or deserti]  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Bubo virginianus nacurutu  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Bubo virginianus nacurutu (nacurutu)  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
[Bubo virginianus nacurutu (scotinus)]  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
[Bubo virginianus nacurutu (elutus)]  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Bubo virginianus deserti  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Bubo virginianus pinorum  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
* Bubo magellanicus  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Bubo magellanicus (magellanicus)  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
[Bubo magellanicus (andicolus)]  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

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