PBDB

Opinions from K. Lambrecht 1933

'Accipitridae belongs to Falcones'
'Actiornis belongs to Elopterygidae'
'Actiornis anglicus belongs to Actiornis'
'Aechmophorus belongs to Podicipedidae'
'Aechmophorus lucasi belongs to Aechmophorus'
'Aegialornis belongs to Aegialornithidae'
'Aegialornis gallicus belongs to Aegialornis'
'Aegialornis leehnardti belongs to Aegialornis'
'Aegialornithidae belongs to Micropodii'
'Aepyornis belongs to Aepyornithidae'
'Aepyornis hildebrandti belongs to Aepyornis' according to Burckhardt 1893
'Aepyornis hildebrandti belongs to Aepyornis'
'Aepyornis maximus belongs to Aepyornis' according to Geoffroy Saint Hilaire 1850
'Aepyornis maximus belongs to Aepyornis'
'Aepyornis medius belongs to Aepyornis' according to Milne-Edwards and Grandidier 1869
'Aepyornis medius belongs to Aepyornis'
'Aepyornithidae belongs to Aepyornithiformes'
'Agnopteridae belongs to Phoenicopteri'
'Agnopterus belongs to Agnopteridae'
'Agnopterus hantoniensis belongs to Agnopterus' according to Lydekker 1891
'Agnopterus hantoniensis belongs to Agnopterus'
'Agnopterus laurillardi belongs to Agnopterus'
'Agriocharis belongs to Phasianidae'
'Alauda gypsorum belongs to Alauda' according to Portis 1887
'Alauda gypsorum belongs to Alauda'
'Alauda major belongs to Alauda' according to Portis 1887
'Alauda major belongs to Alauda'
'Alaudidae belongs to Oscines'
'Alca belongs to Alcinae'
'Alca impennis belongs to Alca'
'Alcidae belongs to Larolimicolae'
'Alcinae belongs to Alcidae'
'Aletornis belongs to Gruidae'
'Aletornis gracilis is recombined as Philohela gracilis'
'Aletornis marshi is recombined as Protogrus marshi'
'Aletornis nobilis is recombined as Protogrus nobilis'
'Aletornis pernix belongs to Aletornis'
'Aletornis venustus is recombined as Fulicaletornis venustus'
'Ameghinia belongs to Brontornithidae'
'Amphipelargus belongs to Ciconiidae'
'Amphipelargus majori belongs to Amphipelargus' according to Lydekker 1891
'Amphipelargus majori belongs to Amphipelargus'
'Amphiserpentarius belongs to Sagittariidae'
'Amphiserpentarius schlosseri belongs to Amphiserpentarius' according to Gailard 1908
'Amphiserpentarius schlosseri belongs to Amphiserpentarius'
'Anas belongs to Anatinae'
'Anas (Nettium) strenua belongs to Anas (Nettium)'
'Anas atava is recombined as Anser atavus'
'Anas basaltica belongs to Anas'
'Anas benedeni belongs to Anas'
'Anas blanchardi belongs to Anas'
'Anas consobrina belongs to Anas'
'Anas crassa belongs to Anas' according to Milne-Edwards 1871
'Anas crassa belongs to Anas'
'Anas cygniformis is recombined as Anser cygniformis'
'Anas elapsa belongs to Anas'
'Anas eppelsheimensis belongs to Anas'
'Anas finschi is recombined as Euryanas finschi'
'Anas gracilipes belongs to Anas'
'Anas isarensis belongs to Anas'
'Anas lignitifila belongs to Anas'
'Anas luederitzensis belongs to Anas'
'Anas macroptera belongs to Anas' according to Milne-Edwards 1871
'Anas macroptera belongs to Anas'
'Anas meyeri belongs to Anas' according to Milne-Edwards 1868
'Anas meyeri belongs to Anas'
'Anas natator belongs to Anas'
'Anas oeningensis is recombined as Anser oeningensis'
'Anas risgoviensis belongs to Anas'
'Anas sansaniensis belongs to Anas'
'Anas skalicensis belongs to Anas'
'Anas skalicensis belongs to Anas'
'Anas theodori belongs to Anas'
'Anas velox belongs to Anas'
'Anatidae belongs to Anseriformes'
'Anatinae belongs to Anatidae'
'Anhingidae belongs to Sulides'
'Anisolornis [misspelled as Anissolornis] belongs to Phasianidae'
'Anissolornis excavatus belongs to Anissolornis' according to Ameghino 1891
'Anissolornis excavatus belongs to Anissolornis'
'Anomalopterygidae belongs to Dinornithiformes'
'Anomalopteryx belongs to Anomalopterygidae'
'Anomalopteryx antiquus belongs to Anomalopteryx' according to Hutton 1892
'Anomalopteryx antiquus belongs to Anomalopteryx'
'Anomalopteryx casuarinus belongs to Anomalopteryx' according to Lydekker 1891
'Anomalopteryx casuarinus is recombined as Emeus casuarinus'
'Anomalopteryx didinus belongs to Anomalopteryx' according to Lydekker 1891
'Anomalopteryx didinus is recombined as Megalapteryx didinus'
'Anomalopteryx dromoides belongs to Anomalopteryx' according to Hutton 1900
'Anomalopteryx dromoides is recombined as Dinornis dromoides'
'Anser belongs to Anserinae'
'Anser anatoides belongs to Anser'
'Anser brumeli belongs to Anser' according to Milne-Edwards 1871
'Anser condoni belongs to Anser'
'Anser hypsibata is recombined as Branta hypsibata'
'Anser scaldii belongs to Anser'
'Anserinae belongs to Anatidae'
'Anthropornis belongs to Spheniscidae'
'Anthropornis nordenskjoldii belongs to Anthropornis'
'Anthus belongs to Motacillidae'
'Anthus bosniaskii belongs to Anthus' according to Pycraft 1909
'Anthus bosniaskii belongs to Anthus'
'Antrostomus belongs to Caprimulgidae'
'Apatornis belongs to Apatornithidae'
'Apatornithidae belongs to Ichthyornithiformes'
'Aphanapteryx belongs to Rallidae'
'Aphanapteryx hawkinsi belongs to Aphanapteryx' according to Forbes 1892
'Aphanapteryx hawkinsi is recombined as Diaphorapteryx hawkinsi'
'Apterodytes ictus is recombined as Palaeoapterodytes ictus'
'Apterornis bonasia belongs to Apterornis' according to Frauenfeld 1868
'Apterornis bonasia is recombined as Aphanapteryx bonasia'
'Apterygidae belongs to Apterygiformes'
'Aptornis belongs to Rallidae'
'Aptornis defossor belongs to Aptornis'
'Apus ignotus belongs to Apus' according to Paris 1912
'Apus ignotus is recombined as Cypselus ignotus'
'Aquila belongs to Accipitridae'
'Aquila antiqua is recombined as Minerva antiqua'
'Aquila dananus is recombined as Geranoaetus danana'
'Aquila depredator belongs to Aquila' according to Milne-Edwards 1871
'Aquila depredator is recombined as Aquilavus depredator'
'Aquila ferox belongs to Aquila'
'Aquila gervaisi belongs to Aquila' according to Milne-Edwards 1863
'Aquila gervaisi is recombined as Palaeohierax gervaisi'
'Aquila hypogaea belongs to Aquila' according to Milne-Edwards 1891
'Aquila hypogaea is recombined as Aquilavus hypogaea'
'Aquila lydekkeri belongs to Aquila'
'Aquila pliogryps belongs to Aquila'
'Aquila prisca belongs to Aquila' according to Milne-Edwards 1863
'Aquila prisca is recombined as Aquilavus priscus'
'Aquila sodalis belongs to Aquila'
'Aquilavus belongs to Accipitridae'
'Aramidae belongs to Gruae'
'Aramornis belongs to Aramidae'
'Aramornis longurio belongs to Aramornis'
'Archaeocycnus belongs to Cygninae'
'Archaeocycnus lacustris belongs to Archaeocycnus'
'Archaeophasianus belongs to Phasianidae'
'Archaeopsittacus belongs to Psittacidae'
'Archaeopterygidae belongs to Archaeopterygiformes'
'Archaeopterygiformes belongs to Aves'
'Archaeopteryx is corrected as Archeopteryx and belongs to Archaeopterygidae'
'Archaeopteryx lithographica belongs to Archaeopteryx'
'Archaeopteryx siemensii is recombined as Archaeornis siemensi'
'Archaeornis belongs to Archaeopterygidae'
'Archaeotrogon belongs to Trogonidae'
'Archaeotrogon venustus belongs to Archaeotrogon'
'Archaeotrogon zitteli belongs to Archaeotrogon'
'Archeopteryx macrurus is recombined as Archaeopteryx macrura'
'Ardea belongs to Ardeidae'
'Ardea amissa is recombined as Proardea amissa'
'Ardea aurelianensis belongs to Ardea' according to Milne-Edwards 1871
'Ardea aurelianensis belongs to Ardea'
'Ardea brunhuberi belongs to Ardea'
'Ardea brunhuberi belongs to Ardea' according to von Ammon 1911
'Ardea effosa belongs to Ardea' according to von Meyer 1843
'Ardea effosa belongs to Ardea'
'Ardea formosa belongs to Ardea' according to Milne-Edwards 1871
'Ardea formosa belongs to Ardea'
'Ardea latipes belongs to Ardea' according to von Meyer 1843
'Ardea latipes belongs to Ardea'
'Ardea lignitum belongs to Ardea' according to Gibel 1860
'Ardea lignitum belongs to Ardea'
'Ardea megacephala belongs to Ardea'
'Ardea paloccidentalis belongs to Ardea'
'Ardea perplexa belongs to Ardea' according to Milne-Edwards 1871
'Ardea perplexa belongs to Ardea'
'Ardea sellardsi is a subjective synonym of Meleagris gallopavo'
'Ardea similis belongs to Ardea' according to Fraas 1870
'Ardea similis is recombined as Botaurites similis'
'Ardeacites belongs to Ardeidae'
'Ardeacites molassicus belongs to Ardeacites' according to Haushalter 1855
'Ardeacites molassicus belongs to Ardeacites'
'Ardeae belongs to Ciconiiformes'
'Ardeidae belongs to Ardeae'
'Argala arvernensis belongs to Argala' according to Milne-Edwards 1871
'Argala arvernensis is recombined as Leptoptilus arvernensis'
'Argala falconeri [misspelled as Leptoptilus falconeri] belongs to Leptoptilus'
'Argillornis belongs to Sulides'
'Argillornis longipennis belongs to Argillornis'
'Argyrodyptes belongs to Spheniscidae'
'Argyrodyptes microtarsus belongs to Argyrodyptes'
'Arthrodytes belongs to Spheniscidae'
'Asio belongs to Bubonidae'
'Asio henrici belongs to Asio' according to Milne-Edwards 1891
'Asio henrici belongs to Asio'
'Astur belongs to Accipitridae'
'Astur alphonsi belongs to Astur'
'Asturaetus belongs to Accipitridae'
'Asturaetus furcillatus belongs to Asturaetus'
'Athene belongs to Bubonidae'
'Australocorax belongs to Phalacrocoracidae'
'Badiostes belongs to Falconidae'
'Badiostes patagonicus belongs to Badiostes'
'Baptornis belongs to Enaliornithidae'
'Baptornis advenus belongs to Baptornis'
'Barornis regens is recombined as Diatryma regens'
'Bathornis belongs to Bathornithidae'
'Bathornis veredus belongs to Bathornis'
'Bathornithidae belongs to Gruae'
'Baza belongs to Accipitridae'
'Baza gracilis belongs to Baza'
'Biziura belongs to Erismaturinae'
'Biziura delautouri belongs to Biziura' according to Forbes 1891
'Biziura delautouri [misspelled as Biziura lautouri] belongs to Biziura'
'Biziura exhumata belongs to Biziura'
'Botaurites belongs to Ardeidae'
'Botaurites avitus belongs to Botaurites' according to von Ammon 1918
'Botaurites avitus belongs to Botaurites'
'Botauroides belongs to Ardeidae'
'Botauroides parvus belongs to Botauroides'
'Branta belongs to Anserinae'
'Branta dickey belongs to Branta'
'Branta esmeralda belongs to Branta'
'Branta howardae belongs to Branta'
'Branta minuscula belongs to Branta'
'Branta propinqua belongs to Branta'
'Brontornis belongs to Brontornithidae'
'Brontornis burmeisteri belongs to Brontornis'
'Brontornis platyonyx belongs to Brontornis'
'Brontornithidae belongs to Stereornithes'
'Bubo belongs to Bubonidae'
'Bubo arvernensis belongs to Bubo' according to Milne-Edwards 1863
'Bubo arvernensis belongs to Bubo'
'Bubo incertus belongs to Bubo' according to Milne-Edwards 1891
'Bubo leguati belongs to Bubo' according to Rothschild 1907
'Bubo leguati belongs to Bubo'
'Bubo leptosteus belongs to Bubo'
'Bubo poirrieri belongs to Bubo' according to Milne-Edwards 1863
'Bubo poirrieri belongs to Bubo'
'Bubo sinclairi belongs to Bubo'
'Bubonidae belongs to Strigiformes'
'Burhinidae belongs to Gruae'
'Buteo belongs to Accipitridae'
'Buteo typhoius belongs to Buteo'
'Butorides belongs to Ardeidae'
'Butorides mauritianus belongs to Butorides'
'Cabalus dieffenbachi belongs to Cabalus' according to Sharpe 1875
'Cabalus dieffenbachi is recombined as Nesolimnas dieffenbachi'
'Caccabis belongs to Odontophoridae'
'Callornis belongs to Phororhacidae'
'Callornis giganteus belongs to Callornis'
'Capella belongs to Scolopacinae'
'Caprimulgi belongs to Caprimulgiformes'
'Caprimulgidae belongs to Caprimulgi'
'Cariamae belongs to Telmatoformes'
'Casuariidae belongs to Casuariiformes'
'Casuarius belongs to Casuariidae'
'Casuarius lydekkeri belongs to Casuarius' according to Rothschild 1891
'Casuarius lydekkeri belongs to Casuarius'
'Catarractes affinis is recombined as Uria affinis'
'Catarractes antiquus is recombined as Uria antiqua'
'Catharista occidentalis is recombined as Coragyps occidentalis'
'Catharista shastensis is recombined as Coragyps shastensis'
'Cathartae belongs to Falconiformes'
'Cathartes umbrosus is recombined as Palaeoborus umbrosus'
'Cathartidae belongs to Cathartae'
'Cathartidarum belongs to Cathartidae'
'Cathartornis belongs to Cathartidae'
'Cathartornis gracilis belongs to Cathartornis'
'Centrornis belongs to Cereopsinae'
'Centrornis majori belongs to Centrornis'
'Cereopsinae belongs to Anatidae'
'Cerorhinca belongs to Alcinae'
'Cerorhinca dubia belongs to Cerorhinca'
'Charadriidae belongs to Limicolae'
'Charadriinae belongs to Charadriidae'
'Charadrius belongs to Charadriinae'
'Charadrius sheppardianus belongs to Charadrius'
'Chenalopex belongs to Plectropterinae'
'Chenalopex debilis belongs to Chenalopex'
'Chenalopex pugil belongs to Chenalopex'
'Chenalopex sirabensis belongs to Chenalopex'
'Chendytes belongs to Anserinae'
'Chendytes lawi belongs to Chendytes'
'Chenopis belongs to Cygninae'
'Chenopis nanus belongs to Chenopis'
'Chenopis sumnerensis belongs to Chenopis'
'Chenornis belongs to Dendrocygninae'
'Chenornis graculoides belongs to Chenornis'
'Chosornis belongs to Megapodidae'
'Chosornis praeteritus belongs to Chosornis' according to De Vis 1889
'Chosornis praeteritus belongs to Chosornis'
'Ciconia belongs to Ciconiidae'
'Ciconia gaudryi belongs to Ciconia'
'Ciconia maltha belongs to Ciconia'
'Ciconiae belongs to Ciconiiformes'
'Ciconiidae belongs to Ciconiides'
'Ciconioidea [misspelled as Ciconiides] belongs to Ciconiae'
'Cimolopteryx belongs to Apatornithidae'
'Cimolopteryx rarus is corrected as Cimolopteryx rara and belongs to Cimolopteryx'
'Cimolopteryx retusa is corrected as Cimolopteryx retusus and belongs to Cimolopteryx'
'Circus belongs to Accipitridae'
'Circus hamiltoni belongs to Circus' according to Forbes 1891
'Circus hamiltoni belongs to Circus'
'Circus teauteensis belongs to Circus' according to Forbes 1891
'Circus teauteensis belongs to Circus'
'Cladornis pachypus belongs to Cladornis'
'Cladornithidae belongs to Sphenisciformes'
'Cnemiornis belongs to Cereopsinae'
'Cnemiornis calcitrans belongs to Cnemiornis'
'Cnemiornis gracillis belongs to Cnemiornis' according to Forbes 1891
'Cnemiornis gracillis belongs to Cnemiornis'
'Cnemiornis minor belongs to Cnemiornis' according to Forbes 1891
'Cnemiornis minor belongs to Cnemiornis'
'Coenocorypha belongs to Scolopacinae'
'Coliiformes belongs to Aves'
'Colinus belongs to Perdicidae'
'Colinus eatoni belongs to Colinus'
'Collocalia belongs to Macropterygidae'
'Collocalia incerta belongs to Collocalia' according to Milne-Edwards 1871
'Collocalia incerta belongs to Collocalia'
'Columba belongs to Columbidae'
'Columba calcaria is recombined as Gerandia calcaria'
'Columba melitensis belongs to Columba' according to Lydekker 1891
'Columba melitensis belongs to Columba'
'Columba micula belongs to Columba'
'Columba micula belongs to Columba' according to Wemore 1924
'Columba rodericana is recombined as Homopelia rodericana'
'Columbae belongs to Columbiformes'
'Columbidae belongs to Columbae'
'Colymboides belongs to Podicipedidae'
'Colymboides anglicus belongs to Colymboides' according to Lydekker 1891
'Colymboides anglicus belongs to Colymboides'
'Colymboides minutus belongs to Colymboides' according to Milne-Edwards 1868
'Colymboides minutus belongs to Colymboides'
'Colymbus belongs to Podicipedidae'
'Colymbus oligocaenus belongs to Colymbus'
'Colymbus parvus belongs to Colymbus'
'Colymbus portisi belongs to Colymbus'
'Conuropsis belongs to Psittacidae'
'Conuropsis fratercula belongs to Conuropsis'
'Conurus belongs to Psittacidae'
'Coracii belongs to Coraciiformes'
'Coraciidae belongs to Coracii'
'Coragyps belongs to Cathartidae'
'Corvidae belongs to Oscines'
'Corvus belongs to Corvidae'
'Corvus hungaricus belongs to Corvus' according to Lambrecht 1915
'Corvus hungaricus belongs to Corvus'
'Corvus larteti belongs to Corvus' according to Milne-Edwards 1871
'Corvus larteti is recombined as Miocorax larteti'
'Corvus moriorum is recombined as Palaeocorax moriorum'
'Corvus praecorax belongs to Corvus' according to Depéret 1890
'Corvus praecorax belongs to Corvus'
'Corvus pumilis belongs to Corvus' according to Wetmore 1920
'Corvus pumilis belongs to Corvus'
'Corvus shufeldti belongs to Corvus'
'Corvus shufeldti belongs to Corvus' according to Sharpe 1909
'Coua belongs to Cuculidae'
'Coua primaeva belongs to Coua' according to Milne-Edwards and Grandidier 1895
'Coua primaeva belongs to Coua'
'Cracidae belongs to Cracides'
'Cracoidea [misspelled as Cracides] belongs to Galli'
'Creccoides [misspelled as Crecoides] belongs to Rallidae'
'Creccoides osbornii [misspelled as Crecoides osborni] belongs to Crecoides'
'Cruschedula belongs to Cladornithidae'
'Cruschedula revola belongs to Cruschedula'
'Cryptornis belongs to Picidae'
'Cryptornis antiquus belongs to Cryptornis'
'Cuculi belongs to Cuculiformes'
'Cuculidae belongs to Cuculi'
'Cygnavus belongs to Cygninae'
'Cygnavus senckenbergi belongs to Cygnavus'
'Cygninini was reranked as the subfamily Cygninae and belongs to Anatidae'
'Cygnopterus belongs to Cygninae'
'Cygnus belongs to Cygninae'
'Cygnus bilinicus belongs to Cygnus' according to Laube 1909
'Cygnus bilinicus belongs to Cygnus'
'Cygnus csakvarensis belongs to Cygnus'
'Cygnus equitum belongs to Cygnus'
'Cygnus falconeri belongs to Cygnus'
'Cygnus herenthalsi belongs to Cygnus'
'Cygnus matthewi belongs to Cygnus'
'Cygnus paloregonus belongs to Cygnus'
'Cyphornis belongs to Cyphornithidae'
'Cyphornis magnus belongs to Cyphornis'
'Cyphornithidae belongs to Pelecaniformes'
'Cypselavus belongs to Micropodidae'
'Cypselavus gallicus belongs to Cypselavus'
'Cypselus belongs to Micropodidae'
'Cypselus gaillardi belongs to Cypselus' according to Ennouchi 1930
'Cypselus gaillardi is recombined as Cypselavus gaillardi'
'Dasornis belongs to Gastornithidae'
'Dasornis londinensis belongs to Dasornis'
'Delphinornis belongs to Spheniscidae'
'Delphinornis larsenii is corrected as Delphinornis larseni and belongs to Delphinornis'
'Dendrocygna belongs to Dendrocygninae'
'Dendrocygna eversa belongs to Dendrocygna'
'Dendrocygna validipinnis belongs to Dendrocygna'
'Dendrocygninae belongs to Anatidae'
'Diaphorapteryx belongs to Rallidae'
'Diatryma belongs to Diatrymidae'
'Diatryma ajax belongs to Diatryma'
'Diatryma gigantea [misspelled as Diatryma giganteum] belongs to Diatryma'
'Diatryma sarasini belongs to Diatryma' according to Schaub 1929
'Diatryma sarasini belongs to Diatryma'
'Diatryma steini belongs to Diatryma'
'Diatrymidae belongs to Diatrymiformes'
'Dididae belongs to Columbae'
'Didus belongs to Dididae'
'Didus apterornis belongs to Didus' according to Schlegel 1848
'Didus apterornis belongs to Didus'
'Didus ineptus belongs to Didus'
'Didus ineptus belongs to Didus' according to Linnaeus 1766
'Didus solitarius is recombined as Pezophaps solitaria'
'Dinornis crassus is recombined as Emeus crassus'
'Dinornis curtus belongs to Dinornis' according to Owen 1847
'Dinornis curtus is recombined as Anomalopteryx curtus'
'Dinornis didiformis is recombined as Anomalopteryx didiformis'
'Dinornis elephantopus is recombined as Euryapteryx elephantopus'
'Dinornis excelsus is a subjective synonym of Dinornis giganteus'
'Dinornis excelsus belongs to Dinornis' according to Hutton 1892
'Dinornis giganteus belongs to Dinornis'
'Dinornis huttoni belongs to Dinornis' according to Owen 1879
'Dinornis huttoni is recombined as Emeus huttoni'
'Dinornis ingens belongs to Dinornis' according to Owen 1844
'Dinornis ingens belongs to Dinornis'
'Dinornis maximus belongs to Dinornis' according to Owen 1868
'Dinornis maximus belongs to Dinornis'
'Dinornis novaezealandiae belongs to Dinornis' according to Owen 1843
'Dinornis novaezealandiae belongs to Dinornis'
'Dinornis parvus belongs to Dinornis' according to Owen 1883
'Dinornis parvus is recombined as Anomalopteryx parvus'
'Dinornis queenslandiae is recombined as Dromaeus queenslandiae'
'Dinornis queenslandiae belongs to Dinornis' according to De Vis 1884
'Dinornithidae belongs to Dinornithiformes'
'Diomedea belongs to Diomedeidae'
'Diomedea anglica belongs to Diomedea'
'Diomedeidae belongs to Procellariiformes'
'Dolichopterus belongs to Charadriinae'
'Dolichopterus viator belongs to Dolichopterus'
'Dromaeus belongs to Dromiceiidae'
'Dromaeus diemenianus belongs to Dromaeus' according to Jennings 1928
'Dromaeus diemenianus belongs to Dromaeus'
'Dromaeus minor belongs to Dromaeus' according to Spencer and Kershaw 1910
'Dromaeus minor belongs to Dromaeus'
'Dromaius gracilipes belongs to Dromaius'
'Dromaius patricius belongs to Dromaius'
'Dromiceiidae belongs to Casuariiformes'
'Dromornis belongs to Dromornithidae'
'Dromornis australis belongs to Dromornis'
'Dromornithidae belongs to Casuariiformes'
'Dynamopterus belongs to Cuculidae'
'Dynamopterus velox belongs to Dynamopterus' according to Milne-Edwards 1891
'Dynamopterus velox belongs to Dynamopterus'
'Elaphrocnemus belongs to Orthocnemidae'
'Elaphrocnemus crex belongs to Elaphrocnemus'
'Elaphrocnemus gracilis belongs to Elaphrocnemus'
'Elaphrocnemus gracilis belongs to Elaphrocnemus' according to Milne-Edwards 1891
'Elaphrocnemus phasianus belongs to Elaphrocnemus'
'Elopterygidae belongs to Pelecaniformes'
'Elopteryx belongs to Elopterygidae'
'Elopteryx nopcsai belongs to Elopteryx'
'Elorius belongs to Limosinae'
'Elorius paludicola belongs to Elorius' according to Milne-Edwards 1868
'Elorius paludicola belongs to Elorius'
'Elornis belongs to Phoenicopteridae'
'Emeus belongs to Anomalopterygidae'
'Emeus gravipes belongs to Emeus' according to Lydekker 1891
'Emeus gravipes is recombined as Euryapteryx gravipes'
'Enaliornis belongs to Enaliornithidae'
'Enaliornis segdwicki is corrected as Enaliornis sedgwicki and belongs to Enaliornis'
'Enaliornithidae belongs to Podicipediformes'
'Eoceornis belongs to Ardeidae'
'Eoceornis ardetta belongs to Eoceornis'
'Eocrex belongs to Rallidae'
'Eocrex primus belongs to Eocrex'
'Eoneornis belongs to Merginae'
'Eoneornis australis belongs to Eoneornis'
'Eosphaeniscus is corrected as Eospheniscus and belongs to Spheniscidae'
'Eosphaeniscus gunnari is recombined as Eospheniscus gunnari'
'Eostega belongs to Elopterygidae'
'Eostega lebedinskyi belongs to Eostega'
'Eremopezinae belongs to Aepyornithidae'
'Eremopezus belongs to Eremopezinae'
'Eremopezus eocaenus belongs to Eremopezus'
'Erismaturinae belongs to Anatidae'
'Eroliinae belongs to Scolopacidae'
'Erythromachus leguati is recombined as Aphanapteryx leguati'
'Euphagus belongs to Icteridae'
'Euphagus magnirostris belongs to Euphagus' according to Miller 1929
'Euphagus magnirostris belongs to Euphagus'
'Eupterornis belongs to Enaliornithidae'
'Eupterornis remensis belongs to Eupterornis'
'Euryanas belongs to Anatinae'
'Euryapteryx belongs to Dinornithidae'
'Euryapteryx exillis belongs to Euryapteryx' according to Hutton 1897
'Euryapteryx exillis is recombined as Emeus exillis'
'Euryapteryx kuranui belongs to Euryapteryx' according to Oliver 1930
'Euryapteryx kuranui belongs to Euryapteryx'
'Euryapteryx ponderosus belongs to Euryapteryx' according to Hutton 1892
'Euryapteryx ponderosus belongs to Euryapteryx'
'Euryapteryx pygmaeus belongs to Euryapteryx' according to Hutton 1892
'Euryapteryx pygmaeus belongs to Euryapteryx'
'Euryonotus belongs to Aramidae'
'Euryonotus argentinus belongs to Euryonotus'
'Euryonotus brachypterus belongs to Euryonotus'
'Eutelornis belongs to Merginae'
'Eutelornis patagonicus [misspelled as Eutelornis patagonica] belongs to Eutelornis'
'Eutolmaetus edwardsi belongs to Eutolmaetus' according to Milne-Edwards 1871
'Eutolmaetus edwardsi is recombined as Aquila edwardsi'
'Falco belongs to Falconidae'
'Falco falconella is corrected as Falco falconellus and belongs to Falco'
'Falco pisanus belongs to Falco'
'Falco swarthi belongs to Falco' according to Miller 1927
'Falco swarthi belongs to Falco'
'Falcones belongs to Falconiformes'
'Falconidae belongs to Falconiformes'
'Falconidarum belongs to Falconidae'
'Filholornis belongs to Phasianidae'
'Filholornis debilis belongs to Filholornis' according to Milne-Edwards 1891
'Filholornis debilis belongs to Filholornis'
'Filholornis gravis belongs to Filholornis' according to Milne-Edwards 1891
'Filholornis gravis belongs to Filholornis'
'Filholornis paradoxa belongs to Filholornis' according to Milne-Edwards 1891
'Filholornis paradoxa belongs to Filholornis'
'Foetopterus belongs to Falconidae'
'Foetopterus ambiguus belongs to Foetopterus'
'Francolinus belongs to Perdicidae'
'Francolinus capeki belongs to Francolinus'
'Fringilla belongs to Fringillidae'
'Fringilla trochanterica belongs to Fringilla' according to Giebel 1847
'Fringilla trochanterica belongs to Fringilla'
'Fringillidae belongs to Oscines'
'Fulica belongs to Rallidae'
'Fulica chathamensis belongs to Fulica' according to Forbes 1892
'Fulica chathamensis is recombined as Palaeolimnas chathamensis'
'Fulica dejardinii is recombined as Miofulica dejardini'
'Fulica minor belongs to Fulica'
'Fulica newtonii [misspelled as Fulica newtoni] belongs to Fulica'
'Fulica pisana is recombined as Podiceps pisanus'
'Fulica prior belongs to Fulica' according to De Vis 1888
'Fulica prior belongs to Fulica'
'Fulicaletornis belongs to Rallidae'
'Fuligula belongs to Fuligulinae'
'Fuligula aretina belongs to Fuligula'
'Fuligula arvernensis belongs to Fuligula'
'Fuligula sepulta belongs to Fuligula'
'Fuligulinae belongs to Anatidae'
'Fulmarus belongs to Procellariidae'
'Galli belongs to Galliformes'
'Gallinago anthonyi belongs to Gallinago' according to Wetmore 1920
'Gallinago anthonyi is recombined as Capella anthonyi'
'Gallinago chathamica belongs to Gallinago' according to Forbes 1893
'Gallinago chathamica is recombined as Coenocorypha chathamica'
'Gallinula belongs to Rallidae'
'Gallinula peralta belongs to Gallinula' according to De Vis 1892
'Gallinula peralta belongs to Gallinula'
'Gallinula strenuipes belongs to Gallinula'
'Gallinula strenuipes belongs to Gallinula' according to De Vis 1888
'Gallinuloides belongs to Gallinuloididae'
'Gallinuloides prentici is recombined as Paragrus prentici'
'Gallinuloides wyomingensis is recombined as Palaeobonasa wyomingensis' according to Shufeldt 1915
'Gallinuloides wyomingensis belongs to Gallinuloides'
'Gallinuloididae belongs to Cracides'
'Gallirallus belongs to Rallidae'
'Gallornis belongs to Romainvillinae'
'Gallornis straeleni belongs to Gallornis'
'Gallus belongs to Phasianidae'
'Gallus aesculapi belongs to Gallus' according to Gaudry 1861
'Gallus aesculapi belongs to Gallus'
'Gallus bravardi belongs to Gallus'
'Gallus longaevus belongs to Gallus' according to von Ammon 1918
'Gallus longaevus is recombined as Miogallus longaevus'
'Gastornis belongs to Gastornithidae'
'Gastornis edwardsi belongs to Gastornis'
'Gastornis klaasseni belongs to Gastornis'
'Gastornis minor is recombined as Remiornis minor'
'Gastornis parisiensis belongs to Gastornis'
'Gastornithidae belongs to Diatrymiformes'
'Gavia belongs to Podicipedidae'
'Gavia pusilla belongs to Gavia'
'Genyornis belongs to Dromornithidae'
'Genyornis newtoni belongs to Genyornis'
'Geococcyx belongs to Cuculidae'
'Geococcyx conklingi belongs to Geococcyx' according to Howard 1931
'Geococcyx conklingi belongs to Geococcyx'
'Gerandia belongs to Columbidae'
'Geranoaetus belongs to Accipitridae'
'Geranoaetus ales belongs to Geranoaetus' according to Wetmore 1926
'Geranoaetus ales belongs to Geranoaetus'
'Geranoaetus conterminus belongs to Geranoaetus'
'Geranoaetus conterminus belongs to Geranoaetus' according to Wetmore 1923
'Geranoaetus contortus belongs to Geranoaetus'
'Geranoaetus fragilis belongs to Geranoaetus'
'Geranoaetus grinnelli is recombined as Spizaetus grinnelli'
'Geranopsis belongs to Gruidae'
'Geranopsis hastingsiae belongs to Geranopsis' according to Lydekker 1891
'Geranopsis hastingsiae belongs to Geranopsis'
'Geranopterus belongs to Coraciidae'
'Geranopterus alatus belongs to Geranopterus'
'Gigantornis belongs to Procellariiformes'
'Gigantornis eaglesomei belongs to Gigantornis'
'Goliathia belongs to Ardeidae'
'Goliathia andrewsi belongs to Goliathia'
'Graculavus belongs to Scolopacinae'
'Graculavus agilis is recombined as Ichthyornis agilis'
'Graculavus anceps is recombined as Ichthyornis anceps'
'Graculavus lentus is recombined as Ichthyornis lentus'
'Graculavus pumilus belongs to Graculavus'
'Graculavus velox is recombined as Limosavis velox'
'Graculus idahensis is recombined as Phalacrocorax idahensis'
'Graculus intermedius is recombined as Miocorax intermedius'
'Graculus littoralis is recombined as Oligocorax littoralis'
'Graculus macropus is recombined as Phalacrocorax macropus'
'Graculus miocaenus belongs to Graculus' according to Milne-Edwards 1868
'Graculus miocaenus is recombined as Oligocorax miocaenus'
'Grues [misspelled as Gruae] belongs to Telmatoformes'
'Gruidae belongs to Gruae'
'Grus belongs to Gruidae'
'Grus excelsa belongs to Grus' according to Milne-Edwards 1871
'Grus excelsa is recombined as Palaeogrus excelsa'
'Grus haydeni belongs to Grus'
'Grus hordwelliensis belongs to Grus' according to Lydekker 1891
'Grus hordwelliensis is recombined as Palaeogrus hordwelliensis'
'Grus melitensis belongs to Grus' according to Lydekker 1890
'Grus melitensis belongs to Grus'
'Grus minor belongs to Grus' according to Miller 1910
'Grus minor belongs to Grus'
'Grus nannodes belongs to Grus'
'Grus pentellici belongs to Grus' according to Gaudry 1862
'Grus pentellici is recombined as Pliogrus pentellici'
'Grus primigenia belongs to Grus' according to Milne-Edwards 1871
'Grus primigenia belongs to Grus'
'Grus princeps belongs to Grus' according to Lydekker 1891
'Grus princeps is recombined as Palaeogrus princeps'
'Grus proavus belongs to Grus'
'Grus problematica belongs to Grus' according to Milne-Edwardsq 1871
'Grus problematica is recombined as Probalearica problematica'
'Grus turfa belongs to Grus' according to Portis 1884
'Grus turfa belongs to Grus'
'Gymnogyps belongs to Cathartidae'
'Gymnogyps amplus belongs to Gymnogyps'
'Gyps belongs to Accipitridae'
'Gyps melitensis belongs to Gyps'
'Gypsornis belongs to Rallidae'
'Gypsornis cuvieri belongs to Gypsornis'
'Haematopodinae belongs to Charadriidae'
'Halcyornis belongs to Laridae'
'Haliaeetus belongs to Accipitridae'
'Haliaeetus piscator belongs to Haliaeetus'
'Harpagornis belongs to Accipitridae'
'Harpagornis moorei belongs to Harpagornis'
'Hermosiornidae belongs to Cariamae'
'Hermosiornis belongs to Hermosiornidae'
'Heterorhea belongs to Rheidae'
'Heterorhea dabbenei belongs to Heterorhea'
'Himantopodarum belongs to Himantopodinae'
'Himantopodinae belongs to Charadriidae'
'Himantopus belongs to Himantopodinae'
'Himantopus brevipes belongs to Himantopus' according to Milne-Edwards 1871
'Himantopus brevipes belongs to Himantopus'
'Hirundinidae belongs to Oscines'
'Hirundo belongs to Hirundinidae'
'Hirundo fossilis belongs to Hirundo' according to Gibel 1847
'Hirundo fossilis belongs to Hirundo'
'Homalopus belongs to Picidae'
'Homalopus picoides belongs to Homalopus' according to Milne-Edwards 1871
'Homalopus picoides belongs to Homalopus'
'Homopelia belongs to Peristeridae'
'Hydrornis belongs to Procellariidae'
'Hydrornis natator belongs to Hydrornis' according to Milne-Edwards 1878
'Hydrornis natator belongs to Hydrornis'
'Hydrotherikornis belongs to Alcidae'
'Hydrotherikornis oregonus belongs to Hydrotherikornis'
'Ibidopodia belongs to Threskiornithidae'
'Ibidopodia palustris belongs to Ibidopodia'
'Ibidopsis belongs to Threskiornithidae'
'Ibidopsis hordwelliensis belongs to Ibidopsis'
'Ibis belongs to Threskiornithidae'
'Ibis conditus belongs to Ibis'
'Ibis pagana belongs to Ibis'
'Ichthyornidae is corrected as Ichthyornithidae and belongs to Ichthyornithiformes'
'Ichthyornis belongs to Ichthyornithidae'
'Ichthyornis celer is recombined as Apatornis celer'
'Ichthyornis dispar belongs to Ichthyornis'
'Ichthyornis tener belongs to Ichthyornis'
'Ichthyornis validus belongs to Ichthyornis'
'Ichtyopteryx is corrected as Ichthyopteryx and belongs to Spheniscidae'
'Ichtyopteryx gracilis is recombined as Ichthyopteryx gracilis'
'Icteridae belongs to Oscines'
'Isotremornis belongs to Spheniscidae'
'Isotremornis nordenskjoldi belongs to Isotremornis'
'Jabiru weillsi is a subjective synonym of Jabiru mycteria'
'Junco belongs to Fringillidae'
'Lagopterus belongs to Falconidae'
'Lagopterus minutus belongs to Lagopterus'
'Laniidae belongs to Oscines'
'Lanius belongs to Laniidae'
'Lanius miocaenus belongs to Lanius' according to Milne-Edwards 1871
'Lanius miocaenus belongs to Lanius'
'Laopteryx belongs to Aves'
'Laopteryx priscus belongs to Laopteryx'
'Laornis belongs to Aramidae'
'Laornis edvardsianus [misspelled as Laornis edwardsianus] belongs to Laornis'
'Laridae belongs to Larolimicolae'
'Larolimicolae belongs to Telmatoformes'
'Larus belongs to Laridae'
'Larus desnoyersii [misspelled as Larus desnoyersi] belongs to Larus'
'Larus elegans belongs to Larus'
'Larus oregonus belongs to Larus'
'Larus pristinus belongs to Larus'
'Larus raemdonckii [misspelled as Larus raemdoncki] belongs to Larus'
'Larus robustus belongs to Larus'
'Larus toliapicus belongs to Larus' according to König 1838
'Larus toliapicus is recombined as Halcyornis toliapicus'
'Larus totanoides belongs to Larus'
'Laurillardia belongs to Laniidae'
'Laurillardia longirostris belongs to Laurillardia'
'Laurillardia munieri belongs to Laurillardia'
'Laurillardia parisiensis belongs to Laurillardia'
'Leptoptilos [misspelled as Leptoptilus] belongs to Ciconiidae'
'Leucosarcia belongs to Peristeridae'
'Leucosarcia proevisa belongs to Leucosarcia'
'Limicolae belongs to Telmatoformes'
'Limicolavis belongs to Laridae'
'Limicolavis pluvianella belongs to Limicolavis'
'Limnatornis belongs to Macropterygidae'
'Limnatornis paludicola belongs to Limnatornis' according to Milne-Edwards 1871
'Limnatornis paludicola belongs to Limnatornis'
'Limosa belongs to Limosinae'
'Limosa vanrossemi belongs to Limosa'
'Limosavis belongs to Laridae'
'Limosinae belongs to Scolopacidae'
'Liornis belongs to Brontornithidae'
'Liornis floweri belongs to Liornis'
'Liornis minor belongs to Liornis'
'Liptornis belongs to Sulides'
'Liptornis hesternus belongs to Liptornis'
'Lithophaps belongs to Columbidae'
'Lithophaps ulnaris belongs to Lithophaps' according to De Vis 1891
'Lithornis belongs to Accipitridae'
'Lithornis vulturinus belongs to Lithornis'
'Lobivanellus belongs to Vanellinae'
'Lophiornis belongs to Brontornithidae'
'Lophiornis obliquus belongs to Lophiornis' according to Ameghino 1891
'Lophiornis obliquus belongs to Lophiornis'
'Loxornis belongs to Merginae'
'Loxornis clivus belongs to Loxornis'
'Macropterygidae belongs to Micropodii'
'Macrornis belongs to Gastornithidae'
'Macrornis tanaupus belongs to Macrornis' according to Seeley 1866
'Mancalla belongs to Alcinae'
'Mancalla californiensis belongs to Mancalla'
'Megalapteryx belongs to Anomalopterygidae'
'Megalapteryx hectori belongs to Megalapteryx' according to Haast 1886
'Megalapteryx hectori belongs to Megalapteryx'
'Megapodidae belongs to Cracides'
'Meleagris belongs to Phasianidae'
'Meleagris celer belongs to Meleagris'
'Meleagris richmondi belongs to Meleagris'
'Meleagris superbus is corrected as Meleagris superba and belongs to Meleagris'
'Meleagris tridens belongs to Meleagris'
'Mergini was reranked as the subfamily Merginae and belongs to Anatidae'
'Mergus belongs to Merginae'
'Mergus ronzoni is recombined as Sula ronzoni'
'Mesembriornis milneedwardsi is recombined as Hermosiornis milneedwardsi'
'Metancylornis belongs to Spheniscidae'
'Metapteryx belongs to Apterygidae'
'Metapteryx bifrons belongs to Metapteryx'
'Micropalama belongs to Eroliinae'
'Micropodidae belongs to Micropodii'
'Micropodiformes belongs to Aves'
'Micropodii belongs to Micropodiformes'
'Microtribonyx belongs to Rallidae'
'Milnea belongs to Burhinidae'
'Milnea gracilis belongs to Milnea'
'Milvus belongs to Accipitridae'
'Milvus deperditus belongs to Milvus' according to Milne-Edwards 1871
'Milvus deperditus belongs to Milvus'
'Minerva belongs to Bubonidae'
'Minerva saurodosis belongs to Minerva'
'Miocorax belongs to Corvidae'
'Miocorax belongs to Phalacrocoracidae'
'Miofulica belongs to Rallidae'
'Miogallus belongs to Phasianidae'
'Miophasianus belongs to Phasianidae'
'Miorallus belongs to Rallidae'
'Miosula belongs to Sulidae'
'Miosula media belongs to Miosula'
'Moa is a subjective synonym of Dinornis'
'Morenomerceraria belongs to Brontornithidae'
'Morphnus belongs to Accipitridae'
'Morphnus daggetti is recombined as Wetmoregyps daggetti'
'Morphnus woodwardi belongs to Morphnus'
'Morus is corrected as Moris and belongs to Sulidae'
'Morus vagabundus is recombined as Moris vagabundus'
'Motacilla belongs to Motacillidae'
'Motacilla humata belongs to Motacilla' according to Milne-Edwards 1871
'Motacilla humata belongs to Motacilla'
'Motacilla major belongs to Motacilla' according to Milne-Edwards 1871
'Motacilla major belongs to Motacilla'
'Motacillidae belongs to Oscines'
'Mullerornis belongs to Aepyornithidae'
'Mullerornis agilis belongs to Mullerornis' according to Milne-Edwards and Grandidier 1894
'Mullerornis agilis belongs to Mullerornis'
'Mullerornis betsilei belongs to Mullerornis'
'Mullerornis betsilei belongs to Mullerornis' according to Milne-Edwards and Grandidier 1894
'Mullerornis rudis belongs to Mullerornis' according to Milne-Edwards and Grandidier 1894
'Mullerornis rudis belongs to Mullerornis'
'Musophagi belongs to Cuculiformes'
'Nautilornis belongs to Nautilornithinae'
'Nautilornis avus belongs to Nautilornis'
'Nautilornis proavitus belongs to Nautilornis'
'Nautilornithinae belongs to Alcidae'
'Necrastur belongs to Accipitridae'
'Necrastur alacer belongs to Necrastur' according to De Vis 1892
'Necrastur alacer belongs to Necrastur'
'Necrobyas belongs to Bubonidae'
'Necrobyas harpax belongs to Necrobyas'
'Necrobyas rossignoli belongs to Necrobyas' according to Milne-Edwards 1891
'Necrobyas rossignoli belongs to Necrobyas'
'Necropsar belongs to Motacillidae'
'Necropsar rodericanus belongs to Necropsar'
'Necropsittacus belongs to Psittacidae'
'Necrornis belongs to Cuculidae'
'Necrornis palustris belongs to Necrornis'
'Neculus belongs to Spheniscidae'
'Neculus rothi belongs to Neculus'
'Neogaeornis belongs to Enaliornithidae'
'Neogaeornis wetzeli belongs to Neogaeornis'
'Neogyps belongs to Accipitridae'
'Neogyps errans belongs to Neogyps' according to Miller 1916
'Neogyps errans belongs to Neogyps'
'Neophrontops belongs to Accipitridae'
'Neophrontops americanus belongs to Neophrontops'
'Nesolimnas belongs to Rallidae'
'Nesotrochis belongs to Rallidae'
'Nesotrochis debooyi belongs to Nesotrochis' according to Wetmore 1918
'Nesotrochis debooyi belongs to Nesotrochis'
'Nettapus belongs to Fuligulinae'
'Nettapus eyrensis belongs to Nettapus'
'Nettium was reranked as Anas (Nettium) and belongs to Anas'
'Nothura belongs to Tinamidae'
'Nothura paludosa belongs to Nothura'
'Notornis belongs to Rallidae'
'Notornis hochstetteri belongs to Notornis' according to Meyer 1883
'Notornis hochstetteri belongs to Notornis'
'Notornis mantelli belongs to Notornis' according to Owen 1848
'Notornis mantelli belongs to Notornis'
'Numenius belongs to Limosinae'
'Numenius antiquus belongs to Numenius' according to Milne-Edwards 1868
'Numenius antiquus belongs to Numenius'
'Numenius gypsorum belongs to Numenius'
'Numenius pliocaenus is recombined as Corvus pliocaenus'
'Nyroca belongs to Fuligulinae'
'Nyroca effodiata belongs to Nyroca'
'Nyroca reclusa belongs to Nyroca'
'Nyroca robusta belongs to Nyroca'
'Ocydromus is a subjective synonym of Gallirallus'
'Ocydromus minor belongs to Ocydromus' according to Hamilton 1892
'Ocydromus minor is recombined as Gallirallus minor'
'Ocyplanus belongs to Laridae'
'Ocyplanus proeses belongs to Ocyplanus'
'Odontophoridae belongs to Phasianides'
'Odontopteryges belongs to Pelecaniformes'
'Odontopterygidae belongs to Odontopteryges'
'Odontopteryx longirostris is recombined as Pseudodontornis longirostris'
'Odontopteryx toliapica belongs to Odontopteryx'
'Oestrelata belongs to Procellariidae'
'Oestrelata vociferans belongs to Oestrelata' according to Shufeldt 1922
'Oestrelata vociferans belongs to Oestrelata'
'Oligocorax belongs to Phalacrocoracidae'
'Omorhamphus belongs to Diatrymidae'
'Omorhamphus storchii belongs to Omorhamphus'
'Opisthodactylidae belongs to Stereornithes'
'Opisthodactylus belongs to Opisthodactylidae'
'Opisthodactylus patagonicus belongs to Opisthodactylus'
'Oreopeleia belongs to Columbidae'
'Oreopeleia larva belongs to Oreopeleia' according to Wetmore 1920
'Oreopeleia larva belongs to Oreopeleia'
'Ortalis belongs to Cracidae'
'Ortalis phengites belongs to Ortalis' according to Wetmore 1923
'Orthocnemidae belongs to Ralliformes'
'Orthocnemus belongs to Orthocnemidae'
'Orthocnemus cursor belongs to Orthocnemus' according to Milne-Edwards 1891
'Orthocnemus gallicus belongs to Orthocnemus' according to Milne-Edwards 1891
'Orthocnemus gallicus belongs to Orthocnemus'
'Orthocnemus major belongs to Orthocnemus'
'Orthocnemus minor belongs to Orthocnemus' according to Milne-Edwards 1891
'Orthocnemus minor belongs to Orthocnemus'
'Orthopteryx belongs to Spheniscidae'
'Orthopteryx gigas belongs to Orthopteryx'
'Oscines belongs to Passeriformes'
'Otididae belongs to Gruae'
'Otis belongs to Otididae'
'Otis affinis belongs to Otis' according to Lydekker 1891
'Otis agilis belongs to Otis' according to Milne-Edwards 1871
'Otis agilis belongs to Otis'
'Otis brevipes belongs to Otis' according to Gibel 1847
'Otis brevipes belongs to Otis'
'Pachydyptes belongs to Spheniscidae'
'Pachydyptes novaezealandiae belongs to Pachydyptes'
'Pachydyptes ponderosus belongs to Pachydyptes'
'Pachyornis immanis belongs to Pachyornis' according to Lydekker 1891
'Pachyornis immanis is recombined as Euryapteryx immanis'
'Pachypteryx belongs to Spheniscidae'
'Pachypteryx grandis belongs to Pachypteryx'
'Palaealectoris [misspelled as Palaeoalectoris] belongs to Tetraonidae'
'Palaealectoris incertus [misspelled as Palaeoalectoris incertus] belongs to Palaeoalectoris'
'Palaeeudyptes belongs to Spheniscidae'
'Palaeeudyptes antarcticus belongs to Palaeeudyptes'
'Palaegithalus belongs to Paridae'
'Palaelodus belongs to Phoenicopteridae'
'Palaelodus ambiguus belongs to Palaelodus' according to Milne-Edwards 1871
'Palaelodus ambiguus belongs to Palaelodus'
'Palaelodus crassipes belongs to Palaelodus' according to Milne-Edwards 1871
'Palaelodus crassipes belongs to Palaelodus'
'Palaelodus goliath belongs to Palaelodus' according to Milne-Edwards 1871
'Palaelodus goliath belongs to Palaelodus'
'Palaelodus minutus belongs to Palaelodus' according to Milne-Edwards 1871
'Palaelodus minutus belongs to Palaelodus'
'Palaelodus steinheimensis belongs to Palaelodus' according to Fraas 1870
'Palaelodus steinheimensis belongs to Palaelodus'
'Palaeoapterodytes belongs to Spheniscidae'
'Palaeoaramides belongs to Rallidae'
'Palaeoborus belongs to Accipitridae'
'Palaeochenoides belongs to Cyphornithidae'
'Palaeochenoides miocaenus belongs to Palaeochenoides'
'Palaeociconia belongs to Ciconiidae'
'Palaeociconia australis is recombined as Hermosiornis australis'
'Palaeociconia cristata is recombined as Morenomerceraria cristata'
'Palaeocircus belongs to Accipitridae'
'Palaeocircus cuvieri belongs to Palaeocircus'
'Palaeocorax belongs to Corvidae'
'Palaeocorax antipodum belongs to Palaeocorax' according to Forbes 1893
'Palaeocorax antipodum belongs to Palaeocorax'
'Palaeocrex belongs to Rallidae'
'Palaeocrex fax belongs to Palaeocrex'
'Palaeocryptonyx belongs to Odontophoridae'
'Palaeocryptonyx depereti belongs to Palaeocryptonyx'
'Palaeocryptonyx donnezani belongs to Palaeocryptonyx' according to Deperet 1890
'Palaeocryptonyx donnezani belongs to Palaeocryptonyx'
'Palaeocryptonyx gaillardi belongs to Palaeocryptonyx' according to Ennouchi 1930
'Palaeocryptonyx gaillardi belongs to Palaeocryptonyx'
'Palaeocryptonyx grivensis belongs to Palaeocryptonyx' according to Ennouchi 1930
'Palaeoephippiorhynchus belongs to Ciconiidae'
'Palaeoephippiorhynchus dietrichi belongs to Palaeoephippiorhynchus'
'Palaeogrus belongs to Gruidae'
'Palaeogyps belongs to Cathartidae'
'Palaeogyps prodromus belongs to Palaeogyps'
'Palaeohierax belongs to Accipitridae'
'Palaeolestes belongs to Accipitridae'
'Palaeolestes gorei belongs to Palaeolestes' according to De Vis 1911
'Palaeolimnas belongs to Rallidae'
'Palaeopelargus belongs to Ciconiidae'
'Palaeopelargus nobilis belongs to Palaeopelargus' according to De Vis 1892
'Palaeopelargus nobilis belongs to Palaeopelargus'
'Palaeoperdix belongs to Percidae'
'Palaeoperdix keltica belongs to Palaeoperdix' according to Eastman 1905
'Palaeoperdix keltica belongs to Palaeoperdix'
'Palaeoperdix longipes belongs to Palaeoperdix'
'Palaeoperdix longipes belongs to Palaeoperdix' according to Milne-Edwards 1871
'Palaeoperdix prisca belongs to Palaeoperdix' according to Milne-Edwards 1871
'Palaeoperdix prisca belongs to Palaeoperdix'
'Palaeoperdix sansaniensis belongs to Palaeoperdix' according to Milne-Edwards 1871
'Palaeophasianus belongs to Phasianidae'
'Palaeophasianus meleagroides belongs to Palaeophasianus'
'Palaeopicus belongs to Picidae'
'Palaeorallus belongs to Rallidae'
'Palaeorallus troxelli belongs to Palaeorallus'
'Palaeortyx belongs to Phasianidae'
'Palaeortyx blanchardi belongs to Palaeortyx' according to Milne-Edwards 1871
'Palaeortyx blanchardi belongs to Palaeortyx'
'Palaeortyx brevipes belongs to Palaeortyx' according to Milne-Edwards 1871
'Palaeortyx caluxyensis is recombined as Archaeotrogon caluxyensis'
'Palaeortyx depereti belongs to Palaeortyx' according to Ennouchi 1930
'Palaeortyx depereti belongs to Palaeortyx'
'Palaeortyx edwardsi belongs to Palaeortyx'
'Palaeortyx gaillardi belongs to Palaeortyx'
'Palaeortyx gallica belongs to Palaeortyx'
'Palaeortyx grivensis belongs to Palaeortyx' according to Lydekker 1893
'Palaeortyx grivensis belongs to Palaeortyx'
'Palaeortyx joleaudi belongs to Palaeortyx' according to Ennouchi 1930
'Palaeortyx joleaudi belongs to Palaeortyx'
'Palaeortyx maxima belongs to Palaeortyx' according to Lydekker 1893
'Palaeortyx maxima belongs to Palaeortyx'
'Palaeortyx media belongs to Palaeortyx' according to Milne-Edwards 1871
'Palaeortyx media belongs to Palaeortyx'
'Palaeortyx ocyptera belongs to Palaeortyx' according to Milne-Edwards 1891
'Palaeortyx ocyptera belongs to Palaeortyx'
'Palaeortyx phasianoides belongs to Palaeortyx' according to Milne-Edwards 1871
'Palaeortyx phasianoides belongs to Palaeortyx'
'Palaeospheniscus belongs to Spheniscidae'
'Palaeospheniscus affinis belongs to Palaeospheniscus'
'Palaeospheniscus antarcticus is recombined as Paraptenodytes antarcticus'
'Palaeospheniscus bergi is recombined as Paraspheniscus bergi'
'Palaeospheniscus gracilis belongs to Palaeospheniscus'
'Palaeospheniscus intermedius belongs to Palaeospheniscus'
'Palaeospheniscus interruptus belongs to Palaeospheniscus'
'Palaeospheniscus medianus belongs to Palaeospheniscus'
'Palaeospheniscus menzbieri belongs to Palaeospheniscus'
'Palaeospheniscus nereius is recombined as Paraspheniscus nereius'
'Palaeospheniscus patagonicus belongs to Palaeospheniscus'
'Palaeospheniscus planus belongs to Palaeospheniscus'
'Palaeospheniscus robustus belongs to Palaeospheniscus'
'Palaeospheniscus rothi belongs to Palaeospheniscus'
'Palaeospiza belongs to Palaeospizidae'
'Palaeospiza bella belongs to Palaeospiza'
'Palaeospiza hatcheri belongs to Palaeospiza' according to Shufeldt 1913
'Palaeospiza hatcheri is recombined as Palaeostruthus hatcheri'
'Palaeospizidae belongs to Oscines'
'Palaeostruthus belongs to Fringillidae'
'Palaeotetrix belongs to Tetraonidae'
'Palaeotetrix gillii belongs to Palaeotetrix'
'Palaeotis belongs to Otididae'
'Palaeotis weigelti belongs to Palaeotis'
'Palaeotringa belongs to Laridae'
'Palaeotringa littoralis belongs to Palaeotringa'
'Palaeotringa vagans belongs to Palaeotringa'
'Palaeotringa vetus belongs to Palaeotringa'
'Palaetus belongs to Accipitridae'
'Palaetus rapax belongs to Palaetus' according to Milne-Edwards 1871
'Palaetus rapax belongs to Palaetus'
'Palapteryx is a subjective synonym of Dinornis'
'Parabuteo belongs to Accipitridae'
'Paracorax belongs to Phalacrocoracidae'
'Paractiornis belongs to Haematopodinae'
'Paractiornis perpusillus belongs to Paractiornis'
'Paragrus belongs to Gruidae'
'Paraortygometra belongs to Rallidae'
'Paraortyx belongs to Phasianidae'
'Paraortyx brancoi belongs to Paraortyx'
'Paraortyx lorteti belongs to Paraortyx'
'Parapavo belongs to Phasianidae'
'Paraptenodytes belongs to Spheniscidae'
'Paraptenodytes andrewsi is recombined as Arthrodytes andrewsi'
'Paraptenodytes curtus is recombined as Metancylornis curtus'
'Paraptenodytes grandis is recombined as Arthrodytes grandis'
'Pararallus belongs to Rallidae'
'Parascaniornis belongs to Scaniornithidae'
'Paraspheniscus belongs to Spheniscidae'
'Paridae belongs to Oscines'
'Pavo californicus is recombined as Parapavo californicus'
'Pediocaetes [misspelled as Pedioecetes] belongs to Tetraonidae'
'Pediocaetes lucasi belongs to Pediocaetes' according to Shufeldt 1892
'Pediocaetes nanus [misspelled as Pedioecetes nanus] belongs to Pedioecetes'
'Pelagornis belongs to Sulides'
'Pelagornis miocaenus belongs to Pelagornis'
'Pelargocrex is a subjective synonym of Pelargodes'
'Pelargodes belongs to Ciconiidae'
'Pelargopsis is a subjective synonym of Pelargodes'
'Pelargopsis magnus belongs to Pelargopsis' according to Milne-Edwards 1868
'Pelargopsis magnus is recombined as Pelargodes magna'
'Pelargopsis stehlini is recombined as Pelargodes stehlini'
'Pelargopsis trouessarti is recombined as Pelargodes trouessarti'
'Pelecanidae belongs to Pelecaniformes'
'Pelecanus belongs to Pelecanidae'
'Pelecanus cautleyi belongs to Pelecanus'
'Pelecanus fraasi belongs to Pelecanus'
'Pelecanus gracilis belongs to Pelecanus'
'Pelecanus grandiceps belongs to Pelecanus'
'Pelecanus intermedius belongs to Pelecanus'
'Pelecanus odessanus belongs to Pelecanus'
'Pelecanus odessanus belongs to Pelecanus' according to Wildhalm 1886
'Pelecanus proavus belongs to Pelecanus'
'Pelecanus sivalensis belongs to Pelecanus'
'Pelecyornis belongs to Phororhacidae'
'Pelecyornis minutus belongs to Pelecyornis' according to Ameghino 1891
'Pelecyornis minutus belongs to Pelecyornis'
'Pelecyornis pueyrredonensis belongs to Pelecyornis'
'Pelecyornis tenuirostris belongs to Pelecyornis' according to Sinclair and Farr 1932
'Pelecyornis tenuirostris belongs to Pelecyornis'
'Pelecyornis tubulatus belongs to Pelecyornis'
'Pelophilus radoboyensis belongs to Pelophilus' according to Tschudi 1865
'Pelophilus radoboyensis is recombined as Fringilla radoboyensis'
'Perdicidae belongs to Phasianides'
'Perispheniscus belongs to Spheniscidae'
'Perispheniscus wimani belongs to Perispheniscus'
'Peristeridae belongs to Columbae'
'Pezophaps belongs to Dididae'
'Phaethontes [misspelled as Phaetontes] belongs to Pelecaniformes'
'Phaethontidae [misspelled as Phaetontidae] belongs to Phaetontes'
'Phalacrocoracidae belongs to Sulides'
'Phalacrocorax belongs to Phalacrocoracidae'
'Phalacrocorax destefanii is recombined as Paracorax destefanii'
'Phalacrocorax femoralis is recombined as Miocorax femoralis'
'Phalacrocorax gregorii is recombined as Australocorax gregorii'
'Phalacrocorax mediterraneus is recombined as Meleagris antiqua'
'Phalacrocorax novaezealandiae belongs to Phalacrocorax' according to Forbes 1891
'Phalacrocorax novaezealandiae belongs to Phalacrocorax'
'Phalacrocorax novaezealandiae major belongs to Phalacrocorax novaezealandiae' according to Forbes 1891
'Phalacrocorax novaezealandiae major belongs to Phalacrocorax novaezealandiae'
'Phalacrocorax pampeanus belongs to Phalacrocorax'
'Phalacrocorax perspicillatus belongs to Phalacrocorax' according to Pallas 1811
'Phalacrocorax perspicillatus belongs to Phalacrocorax'
'Phalacrocorax praecarbo belongs to Phalacrocorax' according to von Ammon 1918
'Phalacrocorax praecarbo is recombined as Miocorax praecarbo'
'Phalacrocorax risgoviensis belongs to Phalacrocorax' according to Fraas 1882
'Phalacrocorax risgoviensis belongs to Phalacrocorax'
'Phalacrocorax vetustus is recombined as Australocorax vetustus'
'Phasianidae belongs to Phasianides'
'Phasianoidea [misspelled as Phasianides] belongs to Galli'
'Phasianus belongs to Phasianidae'
'Phasianus alfhildae belongs to Phasianus'
'Phasianus altus is recombined as Miophasianus altus'
'Phasianus archiaci belongs to Phasianus' according to Gaudry 1862
'Phasianus archiaci belongs to Phasianus'
'Phasianus augustus belongs to Phasianus' according to von Ammon 1918
'Phasianus augustus is recombined as Miophasianus augustus'
'Phasianus desnoyersi is recombined as Miophasianus desnoyersi'
'Phasianus desnoyersi belongs to Phasianus' according to Milne-Edwards 1871
'Phasianus hermonis belongs to Phasianus' according to Gaudry 1862
'Phasianus hermonis belongs to Phasianus'
'Phasianus medius is recombined as Miophasianus medius'
'Phasianus mioceanus is recombined as Archaeophasianus mioceanus'
'Phasianus roberti belongs to Phasianus' according to Stone 1915
'Phasianus roberti is recombined as Archaeophasianus roberti'
'Phasmagyps belongs to Cathartidae'
'Phasmagyps patritus belongs to Phasmagyps'
'Philohela belongs to Scolopacinae'
'Phoenicopteri was reranked as a suborder and belongs to Ciconiiformes'
'Phoenicopteridae belongs to Phoenicopteri'
'Phoenicopterus belongs to Phoenicopteridae'
'Phoenicopterus copei belongs to Phoenicopterus'
'Phoenicopterus croizeti belongs to Phoenicopterus'
'Phororhacos deautieri belongs to Phororhacos'
'Phororhacos delicatus belongs to Phororhacos'
'Phororhacos inflatus belongs to Phororhacos'
'Phororhacos longissimus belongs to Phororhacos'
'Phororhacos longissimus mendocinus belongs to Phororhacos longissimus'
'Phororhacos modicus belongs to Phororhacos'
'Phororhacos platygnathus belongs to Phororhacos'
'Phororhacos pozzi [misspelled as Phororhacos pozzii] belongs to Phororhacos'
'Phororhacos sehuensis belongs to Phororhacos'
'Phororhacos steulleti belongs to Phororhacos'
'Phororhacosidae is corrected as Phororhacidae and belongs to Stereornithes'
'Phorusrhacos is corrected as Phororhacos and belongs to Phororhacidae'
'Physornis belongs to Brontornithidae'
'Physornis fortis belongs to Physornis'
'Picae is corrected as Pici and belongs to Piciformes'
'Picidae belongs to Pici'
'Picus belongs to Picidae'
'Picus archiaci belongs to Picus' according to Milne-Edwards 1871
'Picus archiaci is recombined as Palaeopicus archiaci'
'Picus consobrinus belongs to Picus' according to Milne-Edwards 1871
'Picus consobrinus is recombined as Palaeopicus consobrinus'
'Picus gaudryi belongs to Picus' according to Depéret 1887
'Picus gaudryi belongs to Picus'
'Platalea belongs to Threskiornithidae'
'Platalea subtenuis belongs to Platalea' according to De Vis 1892
'Platalea subtenuis belongs to Platalea'
'Plectropterinae belongs to Anatidae'
'Plesiocathartes belongs to Cathartidae'
'Plesiocathartes europaeus belongs to Plesiocathartes'
'Pliogrus belongs to Gruidae'
'Pliogrus germanicus belongs to Pliogrus'
'Plotornis belongs to Procellariidae'
'Plotornis delfortrii belongs to Plotornis'
'Plotus belongs to Anhingidae'
'Plotus laticeps belongs to Plotus'
'Plotus nanus belongs to Plotus'
'Plotus pannonicus belongs to Plotus' according to Lambrect 1916
'Plotus pannonicus belongs to Plotus'
'Plotus parvus belongs to Plotus' according to De Vis 1906
'Plotus parvus belongs to Plotus'
'Podiceps belongs to Podicipedidae'
'Podicipedidae belongs to Podicipediformes'
'Podilymbus belongs to Podicipedidae'
'Podilymbus magnus belongs to Podilymbus' according to Schufeldt 1913
'Podilymbus magnus belongs to Podilymbus'
'Polyborus belongs to Accipitridae'
'Polyborus latebrosus belongs to Polyborus' according to Wemore 1920
'Porphyrio belongs to Rallidae'
'Porphyrio mackintoshi belongs to Porphyrio' according to De Vis 1892
'Porphyrio mackintoshi belongs to Porphyrio'
'Porphyrio reperta belongs to Porphyrio' according to De Vis 1888
'Porphyrio reperta belongs to Porphyrio'
'Presbychen belongs to Anserinae'
'Presbychen abavus belongs to Presbychen'
'Presbyornis belongs to Presbyornithinae'
'Presbyornis pervetus belongs to Presbyornis'
'Presbyornithidae was reranked as the subfamily Presbyornithinae and belongs to Charadriidae'
'Proardea belongs to Ardeidae'
'Probalearica belongs to Gruidae'
'Procariama belongs to Hermosiornidae'
'Procariama simplex belongs to Procariama'
'Procellaria belongs to Procellariidae'
'Procellaria antiqua belongs to Procellaria' according to Milne-Edwards 1874
'Procellaria antiqua belongs to Procellaria'
'Procellaria aquitanica belongs to Procellaria' according to Milne-Edwards 1874
'Procellaria aquitanica belongs to Procellaria'
'Procellariidae belongs to Procellariiformes'
'Prociconia is a subjective synonym of Palaeociconia'
'Prociconia lydekkeri belongs to Prociconia' according to Ameghino 1889
'Prociconia lydekkeri is recombined as Palaeociconia lydekkeri'
'Progura belongs to Peristeridae'
'Progura gallinacea belongs to Progura' according to De Vis 1889
'Progura gallinacea belongs to Progura'
'Proherodius belongs to Ardeidae'
'Proherodius oweni belongs to Proherodius'
'Proictinia belongs to Falconidae'
'Proictinia effera belongs to Proictinia'
'Proictinia gilmorei belongs to Proictinia'
'Propelargus belongs to Ciconiidae'
'Propelargus cayluxensis belongs to Propelargus' according to Lydekker 1891
'Propelargus cayluxensis belongs to Propelargus'
'Propelargus edwardsi belongs to Propelargus' according to Lydekker 1891
'Propelargus edwardsi belongs to Propelargus'
'Prophaethon [misspelled as Prophaeton] belongs to Phaetontidae'
'Prophaethon shrubsolei [misspelled as Prophaeton shrubsolei] belongs to Prophaeton'
'Prophororhacos belongs to Phororhacidae'
'Prophororhacos incertus belongs to Prophororhacos'
'Protibis belongs to Threskiornithidae'
'Protibis cnemialis belongs to Protibis' according to Ameghino 1891
'Protibis cnemialis belongs to Protibis'
'Protogrus belongs to Gruidae'
'Protopelicanus [misspelled as Protopelecanus] belongs to Pelecanidae'
'Protoplotus belongs to Anhingidae'
'Protoplotus beauforti belongs to Protoplotus'
'Psammornis belongs to Eremopezinae'
'Psammornis libycus belongs to Psammornis'
'Psammornis rothschildi belongs to Psammornis'
'Pseudapteryx belongs to Apterygidae'
'Pseudapteryx gracilis belongs to Pseudapteryx' according to Lydekker 1891
'Pseudapteryx gracilis belongs to Pseudapteryx'
'Pseudodontornis belongs to Pseudodontornithidae'
'Pseudodontornithidae belongs to Odontopteryges'
'Pseudolarus eocaenus is recombined as Ameghinia eocaenus'
'Pseudolarus eocaenus belongs to Pseudolarus' according to Ameghino 1895
'Pseudospheniscus belongs to Spheniscidae'
'Pseudospheniscus concavus belongs to Pseudospheniscus'
'Pseudospheniscus interplanus belongs to Pseudospheniscus'
'Pseudosterna belongs to Laridae'
'Pseudosterna degener belongs to Pseudosterna'
'Pseudosterna papeana belongs to Pseudosterna'
'Pseudotantalus belongs to Ciconiidae'
'Psilopterus australis is recombined as Pelecyornis australis'
'Psilopterus communis is recombined as Pelecyornis communis'
'Psilopterus intermedius is recombined as Pelecyornis intermedius'
'Psittacidae belongs to Psittaciformes'
'Psittacus mauritianus is recombined as Lophopsittacus mauritianus'
'Psittacus rodricanus is recombined as Necropsittacus rodricanus'
'Psittacus verreauxi is recombined as Archaeopsittacus verreauxi'
'Pterocles belongs to Pteroclidae'
'Pterocles larvatus belongs to Pterocles'
'Pterocles sepultus belongs to Pterocles'
'Pterocles validus belongs to Pterocles'
'Pterocletes belongs to Columbiformes'
'Pteroclidae belongs to Pterocletes'
'Puffinus belongs to Procellariidae'
'Puffinus conradi belongs to Puffinus'
'Puffinus diatomicus belongs to Puffinus'
'Puffinus inceptor belongs to Puffinus'
'Puffinus mcgalli belongs to Puffinus'
'Pyelorhamphus belongs to Icteridae'
'Pyelorhamphus molothroides belongs to Pyelorhamphus' according to Miller 1931
'Pyrrhocorax belongs to Corvidae'
'Pyrrhocorax primigenius belongs to Pyrrhocorax' according to Milne-Edwards 1875
'Pyrrhocorax primigenius belongs to Pyrrhocorax'
'Quercyrallus belongs to Rallidae'
'Querquedula belongs to Anatinae'
'Querquedula floridiana belongs to Querquedula'
'Rallicrex belongs to Rallidae'
'Rallicrex kolozsvarensis belongs to Rallicrex'
'Rallidae belongs to Ralliformes'
'Rallus belongs to Rallidae'
'Rallus arenarius belongs to Rallus' according to Milne-Edwards 1891
'Rallus arenarius is recombined as Quercyrallus arenarius'
'Rallus christyi belongs to Rallus' according to Milne-Edwards 1871
'Rallus christyi is recombined as Palaeoaramides christyi'
'Rallus dasypus belongs to Rallus' according to Milne-Edwards 1891
'Rallus dasypus is recombined as Quercyrallus dasypus'
'Rallus dispar belongs to Rallus' according to Milne-Edwards 1871
'Rallus dispar is recombined as Pararallus dispar'
'Rallus dubius belongs to Rallus' according to Portis 1887
'Rallus dubius belongs to Rallus'
'Rallus intermedius is recombined as Quercyrallus intermedius'
'Rallus major belongs to Rallus' according to Milne-Edwards 1871
'Rallus major is recombined as Miorallus major'
'Rallus porzanoides belongs to Rallus' according to Milne-Edwards 1871
'Rallus porzanoides is recombined as Paraortygometra porzanoides'
'Raphus belongs to Dididae'
'Remiornis belongs to Gastornithidae'
'Rhea belongs to Rheidae'
'Rhea nana belongs to Rhea' according to Lydekker 1894
'Rhea nana belongs to Rhea'
'Rheidae belongs to Rheiformes'
'Rhynchaeites belongs to Rostratulidae'
'Rhynchaeites messelensis belongs to Rhynchaeites'
'Romainvillia belongs to Romainvillinae'
'Romainvillia stehlini belongs to Romainvillia'
'Romainvillinae belongs to Anatidae'
'Rostratulidae belongs to Limicolae'
'Rostrornis belongs to Brontornithidae'
'Rostrornis floweri belongs to Rostrornis'
'Rupelornis belongs to Laridae'
'Rupelornis definitus belongs to Rupelornis'
'Sagittariidae belongs to Falcones'
'Sarcoramphus is corrected as Sarcorhamphus and belongs to Cathartidae'
'Sarcorhamphus clarki is recombined as Vultur clarki'
'Sarcorhamphus fossilis belongs to Sarcorhamphus'
'Sarcorhamphus patruus belongs to Sarcorhamphus' according to Lönnberg 1902
'Sarcorhamphus patruus belongs to Sarcorhamphus'
'Sarkidiornis [misspelled as Sarcidiornis] belongs to Plectropterinae'
'Scaniornis belongs to Scaniornithidae'
'Scaniornis lundgreni belongs to Scaniornis' according to Dames 1890
'Scaniornis lundgreni belongs to Scaniornis'
'Scaniornithidae belongs to Phoenicopteri'
'Scolecophagus affinis is recombined as Euphagus affinis'
'Scolopacidae belongs to Gruae'
'Scolopacinae belongs to Scolopacidae'
'Serpentarius robustus belongs to Serpentarius' according to Milne-Edwards 1870
'Serpentarius robustus is recombined as Amphiserpentarius robustus'
'Setochalcis noctitherus belongs to Setochalcis' according to Wetmore 1919
'Setochalcis noctitherus is recombined as Antrostomus noctitherus'
'Sitta belongs to Sittidae'
'Sitta cuvieri is recombined as Palaegithalus cuvieri'
'Sitta senogalliensis belongs to Sitta'
'Sitta senogalliensis belongs to Sitta' according to Portis 1887
'Sittidae belongs to Oscines'
'Spheniscidae belongs to Sphenisciformes'
'Spizaetus belongs to Accipitridae'
'Staphylornis belongs to Brontornithidae'
'Staphylornis erithaeus belongs to Staphylornis' according to Mercerat 1897
'Staphylornis erithaeus belongs to Staphylornis'
'Staphylornis gallardoi belongs to Staphylornis'
'Staphylornis princeps belongs to Staphylornis' according to Mercerat 1893
'Staphylornis princeps belongs to Staphylornis'
'Stereornithes was reranked as a suborder and belongs to Telmatoformes'
'Sterna belongs to Laridae'
'Sterna milneedwardsi belongs to Sterna' according to Riabinin 1931
'Sterna milneedwardsi belongs to Sterna'
'Strigidae belongs to Strigiformes'
'Strigogyps belongs to Strigidae'
'Strigogyps dubius belongs to Strigogyps'
'Strix belongs to Strigidae'
'Strix (Athene) murivora is recombined as Athene murivora'
'Strix antiqua belongs to Strix' according to Milne-Edwards 1871
'Strix antiqua belongs to Strix'
'Strix edwardsi belongs to Strix' according to Ennouchi 1930
'Strix edwardsi belongs to Strix'
'Strix ignota belongs to Strix' according to Paris 1912
'Strix ignota belongs to Strix'
'Strix melitensis belongs to Strix' according to Lydekker 1891
'Strix melitensis belongs to Strix'
'Strix newtoni belongs to Strix' according to Rothschild 1907
'Strix newtoni belongs to Strix'
'Strix sancti belongs to Strix' according to Lydekker 1893
'Strix sancti belongs to Strix'
'Strix sancti albani belongs to Strix sancti'
'Strix sancti albani belongs to Strix sancti' according to Lydekker 1893
'Stromeria belongs to Aepyornithidae'
'Stromeria fajumensis is corrected as Stromeria fayumensis and belongs to Stromeria'
'Struthio belongs to Struthionidae'
'Struthio anderssoni belongs to Struthio' according to Lowe 1831
'Struthio anderssoni belongs to Struthio'
'Struthio asiaticus belongs to Struthio'
'Struthio camelus belongs to Struthio'
'Struthio cucullatus is recombined as Raphus cucullatus'
'Struthio karatheodoris belongs to Struthio' according to Forsyth Major 1888
'Struthio karatheodoris belongs to Struthio'
'Struthio mongolicus belongs to Struthio' according to Lowe 1931
'Struthio mongolicus belongs to Struthio'
'Struthio novorossicus belongs to Struthio' according to Alexejev 1916
'Struthio novorossicus belongs to Struthio'
'Struthio wimani belongs to Struthio'
'Struthiolithus chersonensis belongs to Struthiolithus' according to Brant 1873
'Struthiolithus chersonensis is recombined as Struthio chersonensis'
'Struthionidae belongs to Struthioniformes'
'Struthioniformes belongs to Aves'
'Sula belongs to Sulidae'
'Sula affinis is recombined as Cygnopterus affinis'
'Sula arvernensis belongs to Sula'
'Sula lompocanus is corrected as Sula lompocana and belongs to Sula'
'Sula loxostyla is recombined as Moris loxostyla'
'Sula pygmaea belongs to Sula'
'Sula willetti belongs to Sula'
'Sulidae belongs to Sulides'
'Suloidae is corrected as Sulides and belongs to Pelecaniformes'
'Tantalus belongs to Ciconiidae'
'Tantalus breselensis belongs to Tantalus' according to Marmora 1847
'Tantalus breselensis belongs to Tantalus'
'Tantalus milneedwardsii is recombined as Pseudotantalus milneedwardsii'
'Taoperdix belongs to Perdicidae'
'Taphetus is corrected as Taphaetus and belongs to Accipitridae'
'Taphetus lacertosus is recombined as Taphaetus lacertosus'
'Tapinopus belongs to Teratornithidae'
'Tapinopus ellioti belongs to Tapinopus'
'Telmatoformes belongs to Aves'
'Telmatornis belongs to Rallidae'
'Telmatornis priscus belongs to Telmatornis'
'Telmatornis rex belongs to Telmatornis'
'Teracus belongs to Accipitridae'
'Teracus littoralis belongs to Teracus'
'Teratornis belongs to Teratornithidae'
'Teratornis merriami belongs to Teratornis'
'Teratornithidae belongs to Cathartae'
'Tetrao pessieti is recombined as Taoperdix pessieti'
'Tetraonidae belongs to Phasianides'
'Thegornis belongs to Falconidae'
'Thegornis debilis belongs to Thegornis'
'Thegornis musculosus belongs to Thegornis'
'Thiornis belongs to Rallidae'
'Thiornis sociata belongs to Thiornis'
'Threskiornithidae belongs to Threskiornithides'
'Threskiornithoidea [misspelled as Threskiornithides] belongs to Ciconiae'
'Tinamidae belongs to Tinamiformes'
'Tinamisornis belongs to Tinamidae'
'Tinamisornis intermedius belongs to Tinamisornis'
'Tinamisornis parvulus belongs to Tinamisornis'
'Totanus belongs to Tringinae'
'Totanus edwardsi belongs to Totanus'
'Totanus grivensis belongs to Totanus' according to Ennouchi 1930
'Totanus grivensis belongs to Totanus'
'Totanus lartetianus belongs to Totanus' according to Milne-Edwards 1868
'Totanus lartetianus belongs to Totanus'
'Totanus majori belongs to Totanus' according to Lydekker 1893
'Totanus majori belongs to Totanus'
'Totanus minor belongs to Totanus'
'Totanus praecursor belongs to Totanus' according to Laube 1901
'Totanus praecursor belongs to Totanus'
'Totanus scarabellii belongs to Totanus' according to Portis 1887
'Totanus scarabellii belongs to Totanus'
'Treleudytes belongs to Spheniscidae'
'Treleudytes crassa belongs to Treleudytes'
'Tribonyx belongs to Rallidae'
'Tribonyx effluxus belongs to Tribonyx' according to De Vis 1892
'Tribonyx effluxus is recombined as Microtribonyx effluxus'
'Tribonyx roberti belongs to Tribonyx'
'Tringa belongs to Tringinae'
'Tringa gracilis belongs to Tringa' according to Milne-Edwards 1868
'Tringa gracilis belongs to Tringa'
'Tringa hoffmanni is recombined as Palaeortyx hoffmanni'
'Tringinae belongs to Scolopacidae'
'Trochili belongs to Micropodiformes'
'Trogon gallicus belongs to Trogon' according to Milne-Edwards 1871
'Trogon gallicus is recombined as Paratrogon gallicus'
'Trogonidae belongs to Trogoniformes'
'Trogoniformes belongs to Aves'
'Turdidae belongs to Oscines'
'Turdus belongs to Turdidae'
'Turdus bresciensis belongs to Turdus' according to Gibel 1847
'Turdus bresciensis belongs to Turdus'
'Tylopteryx is a subjective synonym of Dinornis'
'Tympanuchus belongs to Tetraonidae'
'Tympanuchus lulli belongs to Tympanuchus'
'Tyto belongs to Tytonidae'
'Tyto cavatica belongs to Tyto' according to Wetmore 1920
'Tyto cavatica belongs to Tyto'
'Tyto ostologa belongs to Tyto'
'Tytonidae belongs to Strigiformes'
'Uintornis belongs to Picidae'
'Uintornis lucaris belongs to Uintornis'
'Uria belongs to Alcinae'
'Uria ausonia belongs to Uria'
'Urmiornis belongs to Gruidae'
'Urmiornis maraghanus belongs to Urmiornis' according to Mecquenem 1925
'Urmiornis maraghanus belongs to Urmiornis'
'Uroaetus belongs to Accipitridae'
'Uroaetus brachialis is recombined as Taphetus brachialis' according to Hurst 1891
'Uroaetus brachialis belongs to Uroaetus'
'Urubitinga belongs to Accipitridae'
'Urubitinga enecta belongs to Urubitinga'
'Vanellinae belongs to Charadriidae'
'Vanellus belongs to Vanellinae'
'Vanellus selysi belongs to Vanellus'
'Vultur belongs to Cathartidae'
'Vultur kernensis is recombined as Sarcorhamphus kernensis'
'Vulturidarum belongs to Accipitridae'
'Wetmoregyps belongs to Accipitridae'
'Xenorhynchopsis belongs to Ciconiidae'
'Xenorhynchopsis minor belongs to Xenorhynchopsis'
'Xenorhynchopsis tibialis belongs to Xenorhynchopsis'
'Xenorhynchus belongs to Ciconiidae'
'Xenorhynchus nanus belongs to Xenorhynchus'