Opinions from S. L. Olson and P. C. Rasmussen 2001

  • 'Accipitridae belongs to Falconiformes'
  • 'Aethiinae belongs to Alcidae'
  • 'Alca belongs to Alcinae'
  • 'Alca arctica is recombined as Fratercula arctica'
  • 'Alca arctica belongs to Alca' according to C. Linnaeus 1758
  • 'Alca cirrhata belongs to Alca' according to Pallas 1769
  • 'Alca cirrhata is recombined as Fratercula cirrhata'
  • 'Alca torda belongs to Alca'
  • 'Alcidae belongs to Charadriiformes'
  • 'Alcinae belongs to Alcidae'
  • 'Alle belongs to Alcinae'
  • 'Anabernicula belongs to Anatini'
  • 'Anas belongs to Anatini'
  • 'Anas acuta belongs to Anas' according to C. Linnaeus 1758
  • 'Anas acuta belongs to Anas'
  • 'Anas albeola belongs to Anas' according to C. Linnaeus 1758
  • 'Anas albeola is recombined as Bucephala albeola'
  • 'Anas americana belongs to Anas' according to Gmelin 1789
  • 'Anas americana belongs to Anas'
  • 'Anas bernicla belongs to Anas' according to C. Linnaeus 1758
  • 'Anas bernicla is recombined as Branta bernicla'
  • 'Anas clangula belongs to Anas' according to C. Linnaeus 1758
  • 'Anas clangula is recombined as Bucephala clangula'
  • 'Anas clypeata belongs to Anas' according to C. Linnaeus 1758
  • 'Anas clypeata belongs to Anas'
  • 'Anas columbianus belongs to Anas' according to Ord 1815
  • 'Anas columbianus is recombined as Cygnus columbianus'
  • 'Anas discors belongs to Anas'
  • 'Anas histrionicus belongs to Anas' according to C. Linnaeus 1758
  • 'Anas histrionicus is recombined as Histrionicus histrionicus'
  • 'Anas mollissima is recombined as Somateria mollissima'
  • 'Anas mollissima belongs to Anas' according to C. Linnaeus 1758
  • 'Anas nigra belongs to Anas' according to C. Linnaeus 1758
  • 'Anas nigra is recombined as Melanitta nigra'
  • 'Anas perspicillata belongs to Anas' according to C. Linnaeus 1758
  • 'Anas perspicillata is recombined as Melanitta perspicillata'
  • 'Anas platyrhynchos belongs to Anas' according to C. Linnaeus 1758
  • 'Anas platyrhynchos belongs to Anas'
  • 'Anatidae belongs to Anseriformes'
  • 'Anatinae belongs to Anatidae'
  • 'Anatini belongs to Anatinae'
  • 'Anser belongs to Anserini'
  • 'Anser arizonae belongs to Anser' according to Bickart 1990
  • 'Anser arizonae belongs to Anser'
  • 'Anserinae belongs to Anatidae'
  • 'Anserini belongs to Anserinae'
  • 'Ardea belongs to Ardeidae'
  • 'Ardea americana belongs to Ardea' according to C. Linnaeus 1758
  • 'Ardea americana is recombined as Grus americana'
  • 'Ardea antigone belongs to Ardea' according to C. Linnaeus 1758
  • 'Ardea antigone is recombined as Grus antigone'
  • 'Ardea cinerea belongs to Ardea' according to C. Linnaeus 1758
  • 'Ardea cinerea belongs to Ardea'
  • 'Ardeidae belongs to Ciconiiformes'
  • 'Australca is a subjective synonym of Alca'
  • 'Australca grandis belongs to Australca' according to Brodkorb 1955
  • 'Australca grandis is a subjective synonym of Alca antiqua'
  • 'Aythya belongs to Aythyini'
  • 'Aythyini belongs to Anatinae'
  • 'Balearicinae belongs to Gruidae'
  • 'Branta belongs to Anserini'
  • 'Branta minuscula is recombined as Anabernicula miniscula'
  • 'Bucephala belongs to Mergini'
  • 'Bucephala fossilis is a subjective synonym of Bucephala albeola'
  • 'Bulweria belongs to Procellariidae'
  • 'Buteo belongs to Accipitridae'
  • 'Calonectris belongs to Procellariidae'
  • 'Calonectris krantzi belongs to Calonectris'
  • 'Catarractes affinis is recombined as Uria affinis'
  • 'Catarractes antiquus belongs to Catarractes' according to O. C. Marsh 1870
  • 'Catarractes antiquus is recombined as Alca antiqua'
  • 'Catharacta belongs to Stercorariidae'
  • 'Charadriidae belongs to Charadriiformes'
  • 'Ciconia belongs to Ciconiidae'
  • 'Ciconiidae belongs to Ciconiiformes'
  • 'Columba migratorius is recombined as Ectopistes migratorius'
  • 'Columbidae belongs to Columbiformes'
  • 'Colymboides belongs to Gaviidae'
  • 'Colymbus auritus is recombined as Podiceps auritus'
  • 'Corvidae belongs to Passeriformes'
  • 'Corvus belongs to Corvidae'
  • 'Corvus ossifragus belongs to Corvus' according to Wilson 1812
  • 'Cracidae belongs to Galliformes'
  • 'Diomedea albatrus belongs to Diomedea' according to Pallas 1769
  • 'Diomedea albatrus is recombined as Phoebastria albatrus'
  • 'Diomedea anglica belongs to Diomedea' according to Lydekker 1891
  • 'Diomedea anglica is recombined as Phoebastria anglica'
  • 'Diomedea californica is a subjective synonym of Phoebastria anglica'
  • 'Diomedea howardae belongs to Diomedea' according to Chandler 1990
  • 'Diomedea howardae is a subjective synonym of Phoebastria albatrus'
  • 'Diomedea immutabilis belongs to Diomedea' according to Rothschild 1839
  • 'Diomedea immutabilis is recombined as Phoebastria immutabilis'
  • 'Diomedea nigripes belongs to Diomedea' according to Audubon 1839
  • 'Diomedea nigripes is recombined as Phoebastria nigripes'
  • 'Diomedeidae belongs to Procellariiformes'
  • 'Ectopistes belongs to Columbidae'
  • 'Eudocimus belongs to Plataleidae'
  • 'Fratercula belongs to Fraterculinae'
  • 'Fraterculinae belongs to Alcidae'
  • 'Fulica pisana belongs to Fulica' according to Portis 1891
  • 'Fulica pisana is a subjective synonym of Podiceps auritus'
  • 'Fuligula affinis belongs to Fuligula' according to Eyton 1838
  • 'Fuligula affinis is recombined as Aythya affinis'
  • 'Gavia belongs to Gaviidae'
  • 'Gavia concinna belongs to Gavia'
  • 'Gavia egeriana belongs to Gavia' according to Svec 1982
  • 'Gavia egeriana belongs to Gavia'
  • 'Gavia fortis belongs to Gavia'
  • 'Gavia howardae belongs to Gavia' according to Brodkorb 1953
  • 'Gavia howardae belongs to Gavia'
  • 'Gavia palaeodytes is a subjective synonym of Gavia concinna'
  • 'Gaviidae belongs to Gaviiformes'
  • 'Gruidae belongs to Gruiformes'
  • 'Gruinae belongs to Gruidae'
  • 'Grus belongs to Gruinae'
  • 'Haematopodidae belongs to Charadriiformes'
  • 'Haematopus belongs to Haematopodidae'
  • 'Haematopus ostralegus belongs to Haematopus' according to C. Linnaeus 1758
  • 'Haematopus ostralegus belongs to Haematopus'
  • 'Haematopus palliatus belongs to Haematopus' according to Temminick 1820
  • 'Laridae belongs to Charadriiformes'
  • 'Larus belongs to Laridae'
  • 'Larus argentatus belongs to Larus' according to Pontoppidan 1763
  • 'Larus argentatus belongs to Larus'
  • 'Larus atricilla belongs to Larus'
  • 'Larus delawarensis belongs to Larus' according to Ord 1815
  • 'Larus delawarensis belongs to Larus'
  • 'Larus minutus belongs to Larus' according to Pallas 1776
  • 'Larus minutus belongs to Larus'
  • 'Larus parasiticus is recombined as Stercorarius parasiticus'
  • 'Larus ridibundus belongs to Larus'
  • 'Lestris pomarinus belongs to Lestris' according to Temminck 1815
  • 'Lestris pomarinus is recombined as Stercorarius pomarinus'
  • 'Melanitta belongs to Mergini'
  • 'Melanitta ceruttii is a subjective synonym of Histrionicus histrionicus'
  • 'Meleagris belongs to Phasianidae'
  • 'Mergini belongs to Anatinae'
  • 'Mergus belongs to Mergini'
  • 'Mergus serrator belongs to Mergus' according to C. Linnaeus 1758
  • 'Miocepphus belongs to Alcinae'
  • 'Miocepphus mcclungi belongs to Miocepphus'
  • 'Morus belongs to Sulidae'
  • 'Morus peninsularis belongs to Morus'
  • 'Neophrontops belongs to Accipitridae'
  • 'Numenius belongs to Scolopacidae'
  • 'Ocyplonessa shotwelli belongs to Ocyplonessa' according to Broadkorb 1961
  • 'Ocyplonessa shotwelli is recombined as Histrionicus shotwelli'
  • 'Ortalis belongs to Cracidae'
  • 'Pachyptila belongs to Procellariidae'
  • 'Palostralegus is a subjective synonym of Haematopus'
  • 'Palostralegus sulcatus is a subjective synonym of Haematopus palliatus'
  • 'Pandion belongs to Pandionidae'
  • 'Pandionidae belongs to Falconiformes'
  • 'Pelagornis belongs to Pelagornithidae'
  • 'Pelagornithidae belongs to Pelecaniformes'
  • 'Pelecanidae belongs to Pelecaniformes'
  • 'Pelecanus belongs to Pelecanidae'
  • 'Pelecanus schreiberi belongs to Pelecanus' according to S. Olson 1999
  • 'Pelecanus schreiberi belongs to Pelecanus'
  • 'Phalacrocoracidae belongs to Pelecaniformes'
  • 'Phalacrocorax wetmorei belongs to Phalacrocorax'
  • 'Phasianidae belongs to Galliformes'
  • 'Phoebastria rexularum belongs to Phoebastria'
  • 'Phoenicopteridae belongs to Ciconiiformes'
  • 'Phoenicopterus belongs to Phoenicopteridae'
  • 'Phoenicopterus floridanus belongs to Phoenicopterus'
  • 'Pinguinus belongs to Alcinae'
  • 'Pinguinus alfrednewtoni belongs to Pinguinus' according to Olson 1977
  • 'Pinguinus alfrednewtoni belongs to Pinguinus'
  • 'Plataleidae belongs to Ciconiiformes'
  • 'Plautus alle belongs to Plautus' according to C. Linnaeus 1758
  • 'Plautus alle is recombined as Alle alle'
  • 'Pliodytes is a subjective synonym of Podiceps'
  • 'Pliodytes lanquisti belongs to Pliodytes' according to Brodkorb 1953
  • 'Pliodytes lanquisti is a subjective synonym of Podiceps auritus'
  • 'Pluvialis belongs to Charadriidae'
  • 'Podiceps belongs to Podicipedidae'
  • 'Podiceps howardae is a subjective synonym of Podiceps auritus'
  • 'Podicipedidae belongs to Podicipediformes'
  • 'Procellaria belongs to Procellariidae'
  • 'Procellaria aequinoctialis belongs to Procellaria'
  • 'Procellaria diomedea belongs to Procellaria' according to Scopoli 1769
  • 'Procellaria diomedea is recombined as Calonectris diomedea'
  • 'Procellaria gravis belongs to Procellaria' according to O'Reilly 1818
  • 'Procellaria gravis is recombined as Puffinus gravis'
  • 'Procellaria lessonii belongs to Procellaria' according to Garnot 1826
  • 'Procellaria lessonii is recombined as Pterodroma lessonii'
  • 'Procellaria parkinsoni belongs to Procellaria' according to Gray 1862
  • 'Procellaria parkinsoni belongs to Procellaria'
  • 'Procellaria puffinus belongs to Procellaria' according to Brunnich 1764
  • 'Procellaria puffinus is recombined as Puffinus puffinus'
  • 'Procellaria tenuirostris belongs to Procellaria' according to Temminck 1823
  • 'Procellaria tenuirostris is recombined as Puffinus tenuirostris'
  • 'Procellariidae belongs to Procellariiformes'
  • 'Pterodroma belongs to Procellariidae'
  • 'Pterodromoides belongs to Procellariidae'
  • 'Pterodromoides minoricensis belongs to Pterodromoides'
  • 'Puffinus belongs to Procellariidae'
  • 'Puffinus borealis belongs to Puffinus' according to Cory 1891
  • 'Puffinus borealis is recombined as Calonectris borealis'
  • 'Puffinus lherminieri belongs to Puffinus'
  • 'Puffinus pacificoides belongs to Puffinus' according to S. Olson 1975
  • 'Puffinus pacificoides belongs to Puffinus'
  • 'Rallidae belongs to Gruiformes'
  • 'Scolopacidae belongs to Charadriiformes'
  • 'Scolopax borealis belongs to Scolopax' according to Forster 1772
  • 'Scolopax borealis is recombined as Numenius borealis'
  • 'Scolopax media belongs to Scolopax' according to Latham 1787
  • 'Scolopax media is recombined as Capella media'
  • 'Somateria belongs to Mergini'
  • 'Stercorariidae belongs to Charadriiformes'
  • 'Stercorarius belongs to Stercorariidae'
  • 'Stercorarius longicaudus belongs to Stercorarius' according to Vieillot 1819
  • 'Sterna belongs to Laridae'
  • 'Sterna maxima belongs to Sterna' according to Boddaert 1783
  • 'Sterna maxima belongs to Sterna'
  • 'Sterna nilotica belongs to Sterna' according to Gmelin 1789
  • 'Sterna nilotica belongs to Sterna'
  • 'Sula (Microsula) avita is recombined as Morus avitus'
  • 'Sula atlantica is recombined as Morus atlanticus'
  • 'Sula atlantica belongs to Sula' according to Shufeldt 1915
  • 'Sula loxostyla is recombined as Morus loxostylus'
  • 'Sulidae belongs to Pelecaniformes'
  • 'Tadorini belongs to Anatinae'
  • 'Tadorninae belongs to Anatidae'
  • 'Tringa belongs to Scolopacidae'
  • 'Tringa melanotos belongs to Tringa' according to Vieillot 1819
  • 'Tringa melanotos is recombined as Calidris melanotos'
  • 'Tringa ochropus belongs to Tringa' according to C. Linnaeus 1758
  • 'Tringa ochropus belongs to Tringa'
  • 'Tringa squatarola belongs to Tringa' according to C. Linnaeus 1758
  • 'Tringa squatarola is recombined as Pluvialis squatarola'
  • 'Turdus migratorius belongs to Turdus' according to C. Linnaeus 1758
  • 'Uria ausonia belongs to Uria' according to Portis 1891
  • 'Uria ausonia is recombined as Alca ausonia'
  • 'Vulturidae belongs to Falconiformes'