Species concept | HBW and BirdLife Taxonomic Checklist v6 (Dec 2021) | Clements, version 2021 | Howard 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 |
---|---|---|---|---|---|
* Chlidonias niger← | Chlidonias niger Black Tern |
Chlidonias niger Black Tern |
Chlidonias niger Black Tern |
Chlidonias niger Black Tern |
Chlidonias niger Black Tern |
Chlidonias niger niger | Chlidonias niger niger |
Chlidonias niger niger |
Chlidonias niger niger |
Chlidonias niger niger |
Chlidonias niger niger |
Chlidonias niger surinamensis | Chlidonias niger surinamensis |
Chlidonias niger surinamensis |
Chlidonias niger surinamensis |
Chlidonias niger surinamensis |
Chlidonias niger surinamensis |
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