Kingdom [Animalia] Linnaeus, 1758 - animals
Subkingdom Metazoa Haeckel, 1874
see Kingdom Animalia Linnaeus, 1758
Division Eumetazoa Butschli, 1910
see Subkingdom Eumetazoa Butschli, 1910
Subdivision Bilateralia
Phylum Chordata Bateson, 1885 - chordates
Subphylum Vertebrata Cuvier, 1812 - vertebrates
Class Aves Linnaeus, 1758 - birds
see Subclass Aves Linnaeus, 1758
Subclass Neornithes Gadow, 1893
see Clade Neornithes Gadow, 1893
Order Charadriiformes Huxley, 1867 - shorebirds, gulls, auks
Suborder Alcae Sharpe - auks
see Superfamily Laroidea Vigors, 1825
Family Alcidae Vigors, 1825 - auks
Genus Cerorhinca Bonaparte, 1828
1 Cerorhinca monocerata (Pallas, 1811) - rhinoceros auklet