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
             Suborder Caprellidea Leach, 1814 see Infraorder Caprellida Leach, 1814
               Infraorder Caprellida Leach, 1814
                 1 Superfamily Caprelloidea Leach, 1814
                 2 Superfamily Phtisicoidea Vassilenko, 1968 see Family Caprellidae Leach, 1814