Opinions from A. Wetmore 1960

  • 'Actiornis belongs to Elopterygidae'
  • 'Aegialornis belongs to Aegialornithidae'
  • 'Aegialornithidae belongs to Apodi'
  • 'Aepyornis belongs to Aepyornithidae'
  • 'Aepyornithidae belongs to Aepyornithiformes'
  • 'Aepyornithiformes belongs to Neognathae'
  • 'Agnopteridae belongs to Phoenicopteri'
  • 'Agnopterus belongs to Agnopteridae'
  • 'Alcae belongs to Charadriiformes'
  • 'Alcidae belongs to Alcae'
  • 'Andrewsornis abbotti belongs to Andrewsornis'
  • 'Anomalopterygidae belongs to Dinornithiformes'
  • 'Anomalopteryx belongs to Anomalopterygidae'
  • 'Anseres belongs to Anseriformes'
  • 'Anseriformes belongs to Neognathae'
  • 'Apatornis belongs to Apatornithidae'
  • 'Apatornithidae belongs to Ichthyornithiformes'
  • 'Apodi belongs to Apodiformes'
  • 'Apodiformes belongs to Neognathae'
  • 'Apterygiformes belongs to Neognathae'
  • 'Archaeopterygidae belongs to Archaeornithes'
  • 'Archaeopteryx belongs to Archaeopterygidae'
  • 'Archaeopteryx lithographica belongs to Archaeopteryx'
  • 'Archaeopteryx siemensii is recombined as Archaeornis siemensii'
  • 'Archaeornis belongs to Archaeopterygidae'
  • 'Archaeornithes belongs to Aves'
  • 'Baptornis belongs to Baptornithidae'
  • 'Baptornithidae belongs to Hesperornithiformes'
  • 'Bathornis belongs to Bathornithidae'
  • 'Bathornithidae belongs to Cariamoidea'
  • 'Brontornis belongs to Brontornithidae'
  • 'Brontornithidae belongs to Phororhacoidea'
  • 'Caenagnathus collinsi belongs to Caenagnathus'
  • 'Caprimulgiformes belongs to Neognathae'
  • 'Cariamae belongs to Gruiformes'
  • 'Cariamoidea belongs to Cariamae'
  • 'Casuariiformes belongs to Neognathae'
  • 'Cathartae belongs to Falconiformes'
  • 'Cathartoidea belongs to Falconiformes'
  • 'Cathartornis belongs to Teratornithidae'
  • 'Charadrii belongs to Charadriiformes'
  • 'Charadriiformes belongs to Neognathae'
  • 'Charadrioidea belongs to Charadrii'
  • 'Ciconiiformes belongs to Neognathae'
  • 'Cladornis belongs to Cladornithidae'
  • 'Cladornithes belongs to Pelecaniformes'
  • 'Cladornithidae belongs to Cladornithes'
  • 'Columbiformes belongs to Neognathae'
  • 'Coraciiformes belongs to Neognathae'
  • 'Cracoidea belongs to Galli'
  • 'Cruschedula belongs to Cladornithidae'
  • 'Cuculiformes belongs to Neognathae'
  • 'Cunampaia belongs to Cunampaiidae'
  • 'Cunampaia simplex belongs to Cunampaia'
  • 'Cunampaiidae belongs to Phororhacoidea'
  • 'Cyphornis belongs to Cyphornithidae'
  • 'Cyphornithidae belongs to Pelecanoidea'
  • 'Diatryma belongs to Diatrymidae'
  • 'Diatrymae is corrected as Diatrymiformes and belongs to Neognathae'
  • 'Diatrymidae belongs to Diatrymiformes'
  • 'Dinornis belongs to Dinornithidae'
  • 'Dinornithidae belongs to Dinornithiformes'
  • 'Dinornithiformes belongs to Neognathae'
  • 'Dromornis belongs to Dromornithidae'
  • 'Dromornithidae belongs to Casuariiformes'
  • 'Elaphrocnemus belongs to Orthocnemidae'
  • 'Eleutherornis belongs to Eleutherornithidae'
  • 'Eleutherornithidae belongs to Struthioniformes'
  • 'Elopterygidae belongs to Suloidea'
  • 'Elopteryx belongs to Elopterygidae'
  • 'Emeus belongs to Anomalopterygidae'
  • 'Enaliornis belongs to Enaliornithidae'
  • 'Enaliornithidae belongs to Hesperornithiformes'
  • 'Eogruidae belongs to Gruioidea'
  • 'Eogrus belongs to Eogruidae'
  • 'Eostega belongs to Elopterygidae'
  • 'Falconiformes belongs to Neognathae'
  • 'Galli belongs to Galliformes'
  • 'Galliformes belongs to Neognathae'
  • 'Gallinuloides belongs to Gallinuloididae'
  • 'Gallinuloididae belongs to Cracoidea'
  • 'Gastornis belongs to Gastornithidae'
  • 'Gastornithidae belongs to Diatrymiformes'
  • 'Geranoides belongs to Geranoididae'
  • 'Geranoididae belongs to Gruioidea'
  • 'Grues belongs to Gruiformes'
  • 'Gruiformes belongs to Neognathae'
  • 'Gruioidea is corrected as Gruoidea and belongs to Grues'
  • 'Hermosiornis belongs to Hermosiornithidae'
  • 'Hermosiornithidae belongs to Cariamoidea'
  • 'Hesperornidae is corrected as Hesperornithidae and belongs to Hesperornithiformes'
  • 'Hesperornithiformes belongs to Odontognathae'
  • 'Ichthyornidae is corrected as Ichthyornithidae and belongs to Ichthyornithiformes'
  • 'Ichthyornis belongs to Ichthyornithidae'
  • 'Ichthyornis dispar belongs to Ichthyornis'
  • 'Ichthyornithes was reranked as a superorder and belongs to Neornithes'
  • 'Liornis belongs to Brontornithidae'
  • 'Loncornis helveticus is recombined as Eleutherornis helveticus'
  • 'Mancalla belongs to Mancallinae'
  • 'Mancalla californiensis belongs to Mancalla'
  • 'Mancallidae was reranked as the subfamily Mancallinae and belongs to Alcidae'
  • 'Megapaloelodus belongs to Palaelodidae'
  • 'Megapaloelodus connectens belongs to Megapaloelodus'
  • 'Neocathartes belongs to Neocathartidae'
  • 'Neocathartes grallator belongs to Neocathartes' according to A. Wetmore 1944
  • 'Neocathartes grallator belongs to Neocathartes'
  • 'Neocathartidae belongs to Neocathartoidea'
  • 'Neocathartoidea belongs to Cathartae'
  • 'Neognathae belongs to Neornithes'
  • 'Neornithes belongs to Aves'
  • 'Odontognathae belongs to Neornithes'
  • 'Odontopteryges belongs to Pelecaniformes'
  • 'Odontopterygidae belongs to Odontopteryges'
  • 'Odontopteryx belongs to Odontopterygidae'
  • 'Odontopteryx toliapica belongs to Odontopteryx'
  • 'Opisthodactylidae belongs to Phororhacoidea'
  • 'Opisthodactylus belongs to Opisthodactylidae'
  • 'Orthocnemidae belongs to Ralloidea'
  • 'Orthocnemus belongs to Orthocnemidae'
  • 'Osteodontornis belongs to Pseudodontornithidae'
  • 'Osteodontornis orri belongs to Osteodontornis'
  • 'Palaelodus belongs to Palaelodidae'
  • 'Palaeochenoides belongs to Cyphornithidae'
  • 'Palaeoscinidae belongs to Passeres'
  • 'Palaeoscinis belongs to Palaeoscinidae'
  • 'Palaeoscinis turdirostris belongs to Palaeoscinis'
  • 'Palaeospiza belongs to Palaeospizidae'
  • 'Palaeospizidae belongs to Passeres'
  • 'Paloelodidae is corrected as Palaelodidae and belongs to Phoenicopteri'
  • 'Paranyroca belongs to Paranyrocidae'
  • 'Paranyrocidae belongs to Anseres'
  • 'Parascaniornis belongs to Scaniornithidae'
  • 'Passeres belongs to Passeriformes'
  • 'Passeriformes belongs to Neognathae'
  • 'Pelagornis belongs to Pelagornithidae'
  • 'Pelagornithidae belongs to Suloidea'
  • 'Pelecani belongs to Pelecaniformes'
  • 'Pelecaniformes belongs to Neognathae'
  • 'Pelecanoidea belongs to Pelecani'
  • 'Phoenicopteri was reranked as a suborder and belongs to Ciconiiformes'
  • 'Phororhacoidea belongs to Cariamae'
  • 'Phororhacosidae is corrected as Phororhacidae and belongs to Phororhacoidea'
  • 'Phorusrhacos is corrected as Phororhacos and belongs to Phororhacidae'
  • 'Piciformes belongs to Neognathae'
  • 'Pliolunda diegense is recombined as Mancalla diegense'
  • 'Presbyornis belongs to Presbyornithidae'
  • 'Presbyornithidae belongs to Charadrioidea'
  • 'Procellariiformes belongs to Neognathae'
  • 'Protostrigidae belongs to Strigiformes'
  • 'Protostrix belongs to Protostrigidae'
  • 'Pseudodontornis belongs to Pseudodontornithidae'
  • 'Pseudodontornithidae belongs to Odontopteryges'
  • 'Psilopteridae belongs to Phororhacoidea'
  • 'Psilopterus belongs to Psilopteridae'
  • 'Psittaciformes belongs to Neognathae'
  • 'Ralloidea belongs to Grues'
  • 'Remiornis belongs to Gastornithidae'
  • 'Rhegminornis belongs to Rhegminornithidae'
  • 'Rhegminornis calobates belongs to Rhegminornis'
  • 'Rhegminornithidae belongs to Charadrioidea'
  • 'Scaniornis belongs to Scaniornithidae'
  • 'Scaniornithidae belongs to Phoenicopteri'
  • 'Strigiformes belongs to Neognathae'
  • 'Struthioniformes belongs to Neognathae'
  • 'Suloidea belongs to Pelecani'
  • 'Telmabates belongs to Palaelodidae'
  • 'Telmabates antiquus belongs to Telmabates'
  • 'Teratornis belongs to Teratornithidae'
  • 'Teratornithidae belongs to Cathartoidea'
  • 'Trogoniformes belongs to Neognathae'