Class Aves Linnaeus, 1758 - birds see Subclass Aves Linnaeus, 1758
   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
         Order Piciformes Meyer & Wolf, 1810 - scansorial birds
           Infraorder Picides see Suborder Pici Meyer & Wolf, 1810
             Family Picidae Vigors, 1825 - woodpeckers
               Genus Campephilus G.R. Gray, 1840
                 01 Campephilus pollens (Bonaparte, 1845) - powerful woodpecker
                 02 Campephilus haematogaster (Tschudi, 1844) - crimson-bellied woodpecker
                 03 Campephilus rubricollis (Boddaert, 1783) - red-necked woodpecker
                 04 Campephilus robustus (M.H.K. Lichtenstein, 1819) - robust woodpecker
                 05 Campephilus guatemalensis (Hartlaub, 1844) - pale-billed woodpecker
                 06 Campephilus melanoleucos (J.F. Gmelin, 1788) - crimson-crested woodpecker
                 07 Campephilus gayaquilensis (Lesson, 1845) - Guayaquil woodpecker
                 08 Campephilus leucopogon (Valenciennes, 1826) - cream-backed woodpecker
                 09 Campephilus magellanicus (P.P. King, 1828) - Magellanic woodpecker
                 10 Campephilus imperialis (Gould, 1832) - imperial woodpecker
                 11 Campephilus principalis (C. Linnaeus, 1758) - ivory-billed woodpecker