living organisms
 see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
  
 Superkingdom Eukaryotae
 see Domain Eukaryota Chatton, 1925
    
 Kingdom Animalia Linnaeus, 1758 - animals
      
 Subkingdom Eumetazoa Butschli, 1910
 see [unranked] Eumetazoa Bütschli, 1910
        
 Phylum Arthropoda Siebold, 1848 - arthropods
          
 Subphylum Uniramia Snodgrass, 1935
 see Phylum Arthropoda Siebold, 1848
            
 Class Insecta Linnaeus, 1758 - insects
              
 Subclass Pterygota Lang, 1888 - winged insects
 see Infraclass Pterygota Lang, 1888
                
 Infraclass Neoptera Martynov, 1923 - modern, wing-folding insects
 see Division Neoptera Martynov, 1923
                  
 Superorder Holometabola - holometabolans
 see Subdivision Endopterygota Sharp, 1899
                    
 Order Coleoptera Linnaeus, 1758 - beetles
                      
 Suborder Polyphaga Emery, 1886
                        
 Superfamily Scarabaeoidea Latreille, 1802
                          
 1 Family Lucanidae Latreille, 1804 - stag beetles
                          
 2 Family Passalidae Leach, 1815
                          
 3 Family Trogidae MacLeay, 1819
                          
 4 Family Ceratocanthidae
 see Subfamily Ceratocanthinae Martínez, 1968
                          
 5 Family Pleocomidae LeConte, 1861
                          
 6 Family Geotrupidae Latreille, 1802
                          
 7 Family Diphyllostomatidae Holloway, 1972
                          
 8 Family Scarabaeidae Latreille, 1802 - scarab beetles, dung beetles, and june "bugs"