 Phylum Arthropoda Siebold, 1848 - arthropods
 Phylum Arthropoda Siebold, 1848 - arthropods
   Subphylum Crustacea Brünnich, 1772 - crustaceans
 see Superclass Crustacea Pennant, 1777
 Subphylum Crustacea Brünnich, 1772 - crustaceans
 see Superclass Crustacea Pennant, 1777
     Class Maxillopoda Dahl, 1956
 see Subphylum Pancrustacea Zrzavý et al., 1997
 Class Maxillopoda Dahl, 1956
 see Subphylum Pancrustacea Zrzavý et al., 1997
       Subclass Thecostraca Gruvel, 1905 - barnacles
 Subclass Thecostraca Gruvel, 1905 - barnacles
         Infraclass Cirripedia Burmeister, 1834 - barnacles
 Infraclass Cirripedia Burmeister, 1834 - barnacles
           1 Superorder Acrothoracica Gruvel, 1905
 1 Superorder Acrothoracica Gruvel, 1905
           2 Superorder Rhizocephala Müller, 1862
 2 Superorder Rhizocephala Müller, 1862
           3 Superorder Thoracica Darwin, 1854
 3 Superorder Thoracica Darwin, 1854