Subclass Neornithes Gadow, 1893 see Clade Neornithes Gadow, 1893
   01 Order Struthioniformes Latham, 1790
   02 Order Tinamiformes Huxley, 1872
   04 Order Sphenisciformes Sharpe, 1891
   05 Order Gaviiformes Wetmore & Miller, 1926
   06 Order Podicipediformes Fürbringer, 1888
   07 Order Pelecaniformes Sharpe, 1891
   08 Order Ciconiiformes Bonaparte, 1854
   09 Order Phoenicopteriformes Fürbringer, 1888 see Order Ciconiiformes Bonaparte, 1854
   10 Order Falconiformes Sharpe, 1874
   11 Order Anseriformes Wagler, 1831 - waterfowl and screamers