Bird checklists - taxonomy - distribution - maps - links
Welcome Guest

Login:
Password:

Gray Jay
Perisoreus canadensis (Linnaeus, 1766)
summary   taxon grid   map   eBird   Wikipedia   NatureServe   ITIS   Birdlife   Flickr   Audio   More links

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. 59th suppl.)
* Perisoreus canadensis  
 
 
 
 
 
 
 
Perisoreus canadensis
Gray Jay
Perisoreus canadensis
Gray Jay
Perisoreus canadensis
Gray Jay
Perisoreus canadensis
Canada Jay
Perisoreus canadensis [canadensis] Perisoreus canadensis
Canada Jay
Perisoreus canadensis
Canada Jay
Perisoreus canadensis
Canada Jay
Perisoreus canadensis
Canada Jay
 
 
 
 
 
 
 
 
Perisoreus canadensis canadensis  
 
 
 
 
 
 
 
Perisoreus canadensis canadensis
 
 
 
 
 
 
 
Perisoreus canadensis canadensis (canadensis) Perisoreus canadensis canadensis
 
Perisoreus canadensis canadensis
 
Perisoreus canadensis canadensis
 
Perisoreus canadensis canadensis
 
 
 
 
 
 
 
 
 
[Perisoreus canadensis canadensis (fumifrons)] Perisoreus canadensis fumifrons
 
Perisoreus canadensis fumifrons
 
Perisoreus canadensis fumifrons
 
Perisoreus canadensis fumifrons
 
 
 
 
 
 
 
 
 
Perisoreus canadensis pacificus  
 
 
 
 
 
 
 
Perisoreus canadensis pacificus
 
 
 
 
 
 
 
Perisoreus canadensis nigricapillus Perisoreus canadensis nigricapillus
 
Perisoreus canadensis nigricapillus
 
Perisoreus canadensis nigricapillus
 
 
 
 
 
 
 
 
 
 
 
Perisoreus canadensis nigricapillus (nigricapillus)  
 
 
 
 
 
 
 
Perisoreus canadensis nigricapillus
 
 
 
 
 
 
 
[Perisoreus canadensis nigricapillus (sanfordi)]  
 
 
 
 
 
 
 
Perisoreus canadensis sanfordi
 
 
 
 
 
 
 
[Perisoreus canadensis nigricapillus (barbouri)]  
 
 
 
 
 
 
 
Perisoreus canadensis barbouri
 
 
 
 
 
 
 
Perisoreus canadensis bicolor  
 
 
 
 
 
 
 
Perisoreus canadensis bicolor
 
 
 
 
 
 
 
Perisoreus canadensis [obscurus] Perisoreus obscurus
Oregon Jay
Perisoreus obscurus
Oregon Jay
Perisoreus obscurus
Oregon Jay
Perisoreus obscurus
Oregon Jay
 
 
 
 
 
 
 
 
Perisoreus canadensis obscurus  
 
 
 
Perisoreus obscurus obscurus
 
Perisoreus obscurus obscurus
 
Perisoreus canadensis obscurus
 
 
 
 
 
 
 
Perisoreus canadensis arcus  
 
 
 
 
 
 
 
Perisoreus canadensis arcus
 
 
 
 
 
 
 
Perisoreus canadensis griseus  
 
 
 
Perisoreus obscurus griseus
 
Perisoreus obscurus griseus
 
Perisoreus canadensis griseus
 
 
 
 
 
 
 
Perisoreus canadensis [capitalis]  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Perisoreus canadensis capitalis Perisoreus canadensis capitalis
 
Perisoreus canadensis capitalis
 
Perisoreus canadensis capitalis
 
Perisoreus canadensis capitalis
 
Perisoreus canadensis capitalis
 
 
 
 
 
 
 
Perisoreus canadensis albescens  
 
 
 
 
 
 
 
Perisoreus canadensis albescens
 
 
 
 
 
 
 

 

         

Avibase has been visited 264,034,557 times since 24 June 2003. © Denis Lepage | Privacy policy