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 Crustacea Brünnich, 1772 - crustaceans see Superclass Crustacea Pennant, 1777
             Subclass Copepoda H. Milne-Edwards, 1840 - copepods
               Order Caligoida see Order Siphonostomatoida Thorell, 1859
                 01 Family Caligidae Burmeister, 1834
                 02 Family Trebidae see Family Trebiidae Wilson, 1905
                 03 Family Euryphoridae C.B. Wilson, 1905 see Family Caligidae Burmeister, 1834
                 04 Family Pandaridae Milne Edwards, 1840
                 05 Family Cecropidae Dana, 1849
                 06 Family Anthosomidae see Family Dichelesthiidae Milne Edwards, 1840
                 07 Family Eudactylinidae C.B. Wilson, 1932
                 08 Family Pseudocycnidae C.B. Wilson, 1922
                 09 Family Dichelesthiidae Milne Edwards, 1840
                 10 Family Lernaeidae Cobbold, 1879
                 11 Family Pennellidae Burmeister, 1834