Phylum Arthropoda Siebold, 1848 - arthropods
   Subphylum Crustacea Brünnich, 1772 - crustaceans see Superclass Crustacea Pennant, 1777
     Class Malacostraca Latreille, 1802
       Subclass Eumalacostraca Grobben, 1892
         Superorder Peracarida Calman, 1904
           Order Amphipoda Latreille, 1816 - amphipods
             1 Suborder Gammaridea Latreille, 1802
             2 Suborder Caprellidea Leach, 1814 see Infraorder Caprellida Leach, 1814
             3 Suborder Hyperiidea Milne Edwards, 1830
             4 Suborder Ingolfiellidea Hansen, 1903