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 Charadriiformes Huxley, 1867 - shorebirds, gulls, auks
           Family Alcidae Vigors, 1825 - auks
             Genus Lunda Pallas, 1811 see Genus Fratercula Brisson, 1760
               Lunda cirrhata (Pallas, 1769) - tufted puffin see Fratercula cirrhata (Pallas, 1769)