Subclass Avialae Gauthier, 1986 see Clade Avialae Gauthier 1986
Count: [o] 31o;113f; ‡2o;6f; †11o;14f
   Infraclass Aves Linnaeus, 1758 see Subclass Aves Linnaeus, 1758
  Count: [o] 31o;113f; ‡2o;6f; †11o;14f
     Parvclass Neornithes Gadow, 1893 see Subclass Neornithes Gadow, 1893
    Count: [o] 31o;113f; ‡2o;6f; †4o;7f
       Cohort Neognathae Pycraft, 1900
      Count: [o] 27o;107f; ‡3f; †4o;7f
         Subcohort Neoaves Sibley et al., 1988
        Count: [o] 25o;99f; ‡2f; †2o;4f
           Division Terrestrornithes B.C. Livezey & R.L. Zusi, 2007
          Count: [o] 17o;78f; ‡2f; †1o;3f
             Subdivision Dendrornithes Verheyen, 1961
            Count: [o] 13o;50f; ‡1f; †1o;1f
               Section Anomalogonates Garrod, 1874
              Count: [o] 11o;43f; ‡1f; †1o;1f
                 Subsection Pico-clamatores B.C. Livezey & R.L. Zusi, 2007
                Count: [o] 3o;24f
                   Superorder Passerimorphae Sibley et al., 1988
                  Count: [o] 3o;24f
                     Order Piciformes Meyer & Wolf, 1810 - scansorial birds
                    Count: [f] 6f
                       Suborder Pici Meyer & Wolf, 1810 - picarian birds
                      Count: [f] 4f
                         Superfamily Capitonoidea Bonaparte, 1840 see Superfamily Ramphastoidea Vigors, 1825
                        Count: [f] 2f
                           1 Family Capitonidae Bonaparte, 1840 - barbets
                          Count: -
                           2 Family Rhamphastidae Vigors, 1825 see Family Ramphastidae Vigors, 1825
                          Count: -