Phylum Chordata Bateson, 1885 - chordates
   Class Aves Linnaeus, 1758 - birds see Subclass Aves Linnaeus, 1758
     Subclass Neornithes Gadow, 1893 see Clade Neornithes Gadow, 1893
       Superorder Neognathae Pycraft, 1900 see Cohort Neognathae Pycraft, 1900
         Order Coraciiformes Forbes, 1884 - rollerlike birds
           1 Family Alcedinidae Bonaparte, 1831 - kingfishers
           2 Family Todidae Vigors, 1825 - todies
           3 Family Momotidae Gray - motmots
           4 Family Meropidae Vigors, 1825 - bee-eaters
           5 Family Coraciidae Batsch, 1788 - rollers
           6 Family Leptosomatidae Bonaparte, 1850, nom. null. - cuckoo-rollers see Family Leptosomidae Blyth, 1838
           7 Family Upupidae Bonaparte, 1831 - hoopoes
           8 Family Phoeniculidae Sclater, 1924 - wood hoopoes
           9 Family Bucerotidae Vigors - hornbills