Subclass Neornithes Gadow, 1893 see Clade Neornithes Gadow, 1893
   Infraclass Neoaves Sibley et al., 1988 see Subcohort Neoaves Sibley et al., 1988
     Parvclass Picae (C. Linnaeus, 1758) see Order Piciformes Meyer & Wolf, 1810
       1 Order Piciformes Meyer & Wolf, 1810 - scansorial birds