Phylum Arthropoda Siebold, 1848 - arthropods
   Superclass Crustacea Pennant, 1777 - crustaceans see [unranked] Crustaceomorpha Chernyshev, 1960
     Class Malacostraca Latreille, 1802
       Subclass Eumalacostraca Grobben, 1892
         Superorder Peracarida Calman, 1904
           Order Isopoda Latreille, 1817 - isopods
             Suborder Asellota Latreille, 1802
               Superfamily Janiroidea Sars, 1897
                 Family Munnidae G.O. Sars, 1897
                   Genus Munna Krøyer, 1839