Phylum Arthropoda Siebold, 1848 - arthropods
   Subphylum Crustacea Brünnich, 1772 - crustaceans see Superclass Crustacea Pennant, 1777
     Class Malacostraca Latreille, 1802
       Subclass Eumalacostraca Grobben, 1892
         Superorder Eucarida Calman, 1904
           Order Decapoda Latreille, 1802 - decapods
             Suborder Pleocyemata Burkenroad, 1963
               Infraorder Brachyura Latreille, 1802 - true crabs
                 Section Eubrachyura de Saint Laurent, 1980
                   Subsection Heterotremata Guinot, 1977
                     01 Superfamily Dorippoidea MacLeay, 1838
                     02 Superfamily Calappoidea Milne Edwards, 1837
                     03 Superfamily Leucosioidea Samouelle, 1819
                     04 Superfamily Majoidea Samouelle, 1819
                     05 Superfamily Hymenosomatoidea MacLeay, 1838
                     06 Superfamily Parthenopoidea MacLeay, 1838
                     07 Superfamily Retroplumoidea Gill, 1894
                     08 Superfamily Cancroidea Latreille, 1802
                     09 Superfamily Portunoidea Rafinesque, 1815
                     10 Superfamily Bythograeoidea A.B. Williams, 1980
                     11 Superfamily Xanthoidea MacLeay, 1838
                     12 Superfamily Bellioidea Dana, 1852
                     13 Superfamily Potamoidea Ortmann, 1896
                     14 Superfamily Pseudothelphusoidea Ortmann, 1893
                     15 Superfamily Gecarcinucoidea Rathbun, 1904
                     16 Superfamily Cryptochiroidea Paulson, 1875