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
Suborder Lari Sharpe, 1891 - gulls and allies
Family Sternidae Bonaparte, 1838
see Subfamily Sterninae Bonaparte, 1838
Genus Sterna Linnaeus, 1758
Sterna balaenarum (Strickland, 1852) - Damara tern