Neornithes Gadow, 1893 - living birds
   Neognathae Pycraft 1900 see Cohort Neognathae Pycraft, 1900
     Neoaves Sibley et al. 1988 see Subcohort Neoaves Sibley et al., 1988
       [Order] Charadriiformes Huxley, 1867 - shorebirds, gulls, auks
         Family Laridae Vigors, 1825 - gulls, terns and skimmers
           1 Subfamily Larinae Vigors, 1825 - gulls
           2 Subfamily Sterninae Bonaparte, 1838 - terns
           3 Subfamily Rynchopinae (Dickinson & Remsen, 2013) [monotypic] see Family Rynchopidae Bonaparte, 1838