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Grey-headed Chachalaca

Ortalis cinereiceps Gray, GR, 1867

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. 60th suppl.)
* Ortalis cinereiceps  
 
 
 
 
 
 
 
 
 
Ortalis cinereiceps
Gray-headed Chachalaca
Ortalis cinereiceps
Gray-headed Chachalaca
Ortalis cinereiceps
Gray-headed Chachalaca
Ortalis cinereiceps (cinereiceps)  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
[Ortalis cinereiceps (olivacea)]  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
[Ortalis cinereiceps (chocoensis)]  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
[Ortalis cinereiceps (frantzii)]  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Ortalis [garrula or cinereiceps]  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
* Ortalis garrula  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Ortalis garrula (garrula)  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
[Ortalis garrula (mira)]  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

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