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American Three-toed Woodpecker

Picoides dorsalis Baird, SF, 1858

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. 62nd suppl.)
Picoides [tridactylus or dorsalis]  
 
 
 
 
 
 
 
Picoides tridactylus
Northern Three-toed Woodpecker
Picoides tridactylus
Three-toed Woodpecker
Picoides tridactylus
Three-toed Woodpecker
 
 
Picoides [tridactylus or dorsalis, excl. funebris]  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
* Picoides tridactylus  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Picoides tridactylus [tridactylus]  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Picoides tridactylus tridactylus  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Picoides tridactylus tridactylus (tridactylus)  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
[Picoides tridactylus tridactylus (sakhalinensis)]  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
[Picoides tridactylus tridactylus (altaicus)]  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Picoides tridactylus [alpinus]  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Picoides tridactylus alpinus  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Picoides tridactylus inouyei  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Picoides tridactylus kurodai  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Picoides tridactylus tianschanicus  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Picoides tridactylus crissoleucus  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Picoides tridactylus albidior  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Picoides tridactylus funebris  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
* Picoides dorsalis Picoides americanus
American Three-toed Woodpecker
Picoides americanus
American Three-toed Woodpecker
Picoides americanus
Three-toed Woodpecker
Picoides tridactylus
American Three-toed Woodpecker
 
 
 
 
 
 
Picoides dorsalis
American Three-toed Woodpecker
Picoides dorsalis dorsalis Picoides americanus dorsalis
 
Picoides americanus dorsalis
 
Picoides americanus dorsalis
 
Picoides tridactylus dorsalis
 
Picoides tridactylus dorsalis
 
 
 
 
 
 
 
Picoides dorsalis fasciatus  
 
 
 
 
 
Picoides tridactylus fasciatus
 
Picoides tridactylus fasciatus
 
 
 
 
 
 
 
Picoides dorsalis fasciatus (fasciatus)  
 
 
 
Picoides americanus fasciatus
 
 
 
 
 
 
 
 
 
 
 
[Picoides dorsalis fasciatus (alascensis)] Picoides americanus alascensis
 
Picoides americanus alascensis
 
 
 
 
 
 
 
 
 
 
 
 
 
[Picoides dorsalis fasciatus (americanus)] Picoides americanus americanus
 
Picoides americanus americanus
 
Picoides americanus americanus
 
 
 
 
 
 
 
 
 
 
 
Picoides dorsalis bacatus  
 
 
 
 
 
Picoides tridactylus bacatus
 
Picoides tridactylus bacatus
 
 
 
 
 
 
 

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