Kingdom [Animalia] Linnaeus, 1758 - animals
   Subkingdom Metazoa Haeckel, 1874 see Kingdom Animalia Linnaeus, 1758
     Division Eumetazoa Butschli, 1910 see Subkingdom Eumetazoa Butschli, 1910
       Subdivision Bilateralia
         Superphylum Articulata Cuvier see Supraphylum Articulata Cuvier
           Phylum Arthropoda Siebold, 1848 - arthropods
             Subphylum Diantennata
               Class Crustacea Brünnich, 1772 - crustaceans see Superclass Crustacea Pennant, 1777
                 Subclass Malacostraca Latreille, 1802 see Class Malacostraca Latreille, 1802
                   Superorder Eucarida Calman, 1904
                     Order Decapoda Latreille, 1802 - decapods
                       Suborder Brachyura Latreille, 1802 see Infraorder Brachyura Latreille, 1802
                         Superfamily Brachyrhyncha Borradaile, 1907 see Section Brachyrhyncha Borradaile, 1907
                           01 Family Corystidae Samouelle, 1819
                           02 Family Atelecyclidae Ortmann, 1893
                           03 Family Cancridae Latreille, 1802
                           04 Family Portunidae Rafinesque, 1815
                           05 Family Potamonidae see Family Potamidae Ortmann, 1896
                           06 Family Xanthidae MacLeay, 1838
                           07 Family Geryonidae Colosi, 1923
                           08 Family Pinnoteridae
                           09 Family Ocypodidae Rafinesque, 1815
                           10 Family Mictyridae Dana, 1851
                           11 Family Grapsidae MacLeay, 1838
                           12 Family Gecarcinidae MacLeay, 1838
                           13 Family Hapalocarcinidae