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Blue-grey Gnatcatcher

Polioptila caerulea (Linnaeus, 1766)

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 HBW and BirdLife Taxonomic Checklist v6 (Dec 2021)Clements, version 2021Howard and Moore 4th edition (incl. corrigenda vol.1-2)Handbook of the Birds of the World and Birdlife (Dec 2018)IOC World Bird Names, version 12.1
* Polioptila caerulea Polioptila caerulea
Blue-grey Gnatcatcher
Polioptila caerulea
Blue-gray Gnatcatcher
Polioptila caerulea
Blue-gray Gnatcatcher
Polioptila caerulea
Blue-grey Gnatcatcher
Polioptila caerulea
Blue-grey Gnatcatcher
Polioptila caerulea [caerulea]  
 
Polioptila caerulea caerulea
 
 
 
 
 
 
 
Polioptila caerulea caerulea  
 
 
 
 
 
 
 
 
 
Polioptila caerulea caerulea (caerulea) Polioptila caerulea caerulea
 
 
 
Polioptila caerulea caerulea
 
Polioptila caerulea caerulea
 
Polioptila caerulea caerulea
 
[Polioptila caerulea caerulea (comiteca)] Polioptila caerulea comiteca
 
 
 
Polioptila caerulea comiteca
 
Polioptila caerulea comiteca
 
Polioptila caerulea comiteca
 
Polioptila caerulea caesiogaster Polioptila caerulea caesiogaster
 
 
 
Polioptila caerulea caesiogaster
 
Polioptila caerulea caesiogaster
 
Polioptila caerulea caesiogaster
 
Polioptila caerulea [obscura]  
 
 
 
 
 
 
 
 
 
Polioptila caerulea obscura  
 
 
 
Polioptila caerulea obscura
 
 
 
Polioptila caerulea obscura
 
Polioptila caerulea obscura {obscura or gracilis} Polioptila caerulea obscura
 
 
 
 
 
Polioptila caerulea obscura
 
 
 
Polioptila caerulea obscura (obscura)  
 
Polioptila caerulea obscura
 
 
 
 
 
 
 
[Polioptila caerulea obscura (gracilis)]  
 
Polioptila caerulea gracilis
 
 
 
 
 
 
 
[Polioptila caerulea obscura (amoenissima)] Polioptila caerulea amoenissima
 
Polioptila caerulea amoenissima
 
 
 
Polioptila caerulea amoenissima
 
 
 
Polioptila caerulea nelsoni Polioptila caerulea nelsoni
 
Polioptila caerulea nelsoni
 
Polioptila caerulea nelsoni
 
Polioptila caerulea nelsoni
 
Polioptila caerulea nelsoni
 
Polioptila caerulea [deppei or perplexa, excl. mexicana]  
 
Polioptila caerulea deppei
 
 
 
 
 
 
 
Polioptila caerulea deppei Polioptila caerulea deppei
 
 
 
Polioptila caerulea deppei
 
Polioptila caerulea deppei
 
Polioptila caerulea deppei
 
Polioptila caerulea deppei (deppei)  
 
 
 
 
 
 
 
 
 
[Polioptila caerulea deppei (mexicana)]  
 
Polioptila caerulea mexicana
 
 
 
 
 
 
 
Polioptila caerulea perplexa Polioptila caerulea perplexa
 
 
 
Polioptila caerulea perplexa
 
Polioptila caerulea perplexa
 
Polioptila caerulea perplexa
 
Polioptila caerulea cozumelae Polioptila caerulea cozumelae
 
Polioptila caerulea cozumelae
 
Polioptila caerulea cozumelae
 
Polioptila caerulea cozumelae
 
Polioptila caerulea cozumelae
 

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