Your login:

Password:

Stay signed in

Enter your login name or your email address and click on Send reminder to receive a reminder by email.


Welcome Guest

Gull-billed or Australian Tern

Gelochelidon [nilotica or macrotarsa] (= Gelochelidon nilotica) (Gmelin, JF, 1789)

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.)
Gelochelidon [nilotica or macrotarsa] Gelochelidon nilotica
Gull-billed Tern
Gelochelidon nilotica
Gull-billed Tern
Gelochelidon nilotica
Gull-billed Tern
Gelochelidon nilotica
Gull-billed Tern
Gelochelidon nilotica
Gull-billed Tern
Sterna nilotica
Gull-billed Tern
Sterna nilotica
Gull-billed Tern
Gelochelidon nilotica
Gull-billed Tern
* Gelochelidon nilotica  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Gelochelidon nilotica nilotica  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Gelochelidon nilotica aranea  
 
 
 
 
 
Gelochelidon nilotica aranea
 
Gelochelidon nilotica aranea
 
 
 
 
 
 
 
Gelochelidon nilotica affinis  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Gelochelidon nilotica affinis (affinis)  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
[Gelochelidon nilotica affinis (addenda)]  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Gelochelidon nilotica vanrossemi  
 
 
 
 
 
 
 
Gelochelidon nilotica vanrossemi
 
 
 
 
 
 
 
Gelochelidon nilotica gronvoldi  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
* Gelochelidon macrotarsa  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Avibase has been visited 300,774,521 times since 24 June 2003. © Denis Lepage | Privacy policy