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
           Subfamily Sterninae Bonaparte, 1838 - terns
             Genus Sterna Linnaeus, 1758
               Sterna albifrons Pallas, 1764 - little tern
                 1 Sterna albifrons albifrons Pallas, 1764
                 2 Sterna albifrons guineae Bannerman, 1931
                 3 Sterna albifrons sinensis Gmelin, 1789