Neornithes Gadow, 1893 - living birds
Count: [s] 23o;193f;2136g;9595s;8ss; ‡1f;26g;131s
   Neornithes Gadow, 1893 - living birds
  Count: [s] 23o;193f;2136g;9595s;8ss; ‡1f;26g;131s
     1 Palaeognathae - palaeognaths see Cohort Palaeognathae Pycraft, 1900
    Count: [*] 6f;15g;56s;143ss; ‡3s;3ss
     1 Palaeognathae - palaeognaths see Cohort Palaeognathae Pycraft, 1900
    Count: [*] 6f;15g;56s;143ss; ‡3s;3ss
     2 Neognathae Pycraft 1900 see Cohort Neognathae Pycraft, 1900
    Count: [s] 23o;187f;2121g;9539s; ‡1f;26g;128s
     2 Neognathae Pycraft 1900 see Cohort Neognathae Pycraft, 1900
    Count: [s] 23o;187f;2121g;9539s; ‡1f;26g;128s