Neornithes Gadow, 1893 - living birds
Ref: J. Cracraft et al., 2003: 16; Count: [s] 23o;193f;2136g;9595s;8ss; ‡1f;26g;131s
   Neornithes Gadow, 1893 - living birds
  Ref: J. Cracraft et al., 2003: 16; Count: [s] 23o;193f;2136g;9595s;8ss; ‡1f;26g;131s
     Neognathae Pycraft 1900 see Cohort Neognathae Pycraft, 1900
    Ref: J. Cracraft et al., 2003: 16; Count: [s] 23o;187f;2121g;9539s; ‡1f;26g;128s
       Neognathae Pycraft 1900 see Cohort Neognathae Pycraft, 1900
      Ref: J. Cracraft et al., 2003: 16; Count: [s] 23o;187f;2121g;9539s; ‡1f;26g;128s
         Neoaves Sibley et al. 1988 see Subcohort Neoaves Sibley et al., 1988
        Ref: J. Cracraft et al., 2003: 16; Count: [*] 21o;179f;1992g;9095s; ‡1f;23g;120s
           Neoaves Sibley et al. 1988 see Subcohort Neoaves Sibley et al., 1988
          Ref: J. Cracraft et al., 2003: 16; Count: [*] 21o;179f;1992g;9095s; ‡1f;23g;120s
             [Order] Procellariiformes Fürbringer, 1888
            Ref: J. Cracraft et al., 2003: 17 [inferred rank]; Count: [*†*] 4f;26g;107s;99ss; ‡5s;1ss
               Family Procellariidae Leach, 1820 - petrels, shearwaters
              Ref: E.C. Dickinson, 2003: [22], 73 [implicit position]; Count: [*†*] 14g;70s;54ss; ‡4s;1ss
                 Genus Puffinus Brisson, 1760
                Ref: E.C. Dickinson, 2003: 76; Count: [*] 17s;22ss
                   Puffinus assimilis Gould, 1838 - little shearwater
                  Ref: E.C. Dickinson, 2003: 76; Count: [*] 8ss
                     Puffinus assimilis baroli (Bonaparte, 1857)
                    Ref: E.C. Dickinson, 2003: 76; Count: -