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 Sphenisciformes Sharpe, 1891
          
 Family Spheniscidae Bonaparte, 1831 - penguins
            
 Genus Spheniscus Brisson, 1760
              
 Spheniscus humboldti Meyen, 1834 - Humboldt penguin