[organisms] see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Crustacea (Brünnich, 1772) - crustaceans see Superclass Crustacea Pennant, 1777
     Order Decapoda Latreille, 1802 - decapods
       Family Majidae Samouelle, 1819
         01 Genus Acanthonyx Latreille, 1827
         02 Genus Achaeus Leach, 1817
         03 Genus Chionoecetes Krøyer, 1838
         04 Genus Dorhynchus C. W. Thomson, 1873
         05 Genus Ergasticus A. Milne-Edwards, 1882
         06 Genus Eurynome Leach, 1814
         07 Genus Herbstia Edwards, 1834
         08 Genus Hyas Leach, 1814
         09 Genus Hyastenus White, 1847
         10 Genus Inachus Weber, 1795
         11 Genus Libinia Leach, 1815
         12 Genus Lissa Leach, 1815
         13 Genus Macropodia Leach, 1814
         14 Genus Maja Lamarck, 1801
         15 Genus Micippa Leach, 1817
         16 Genus Micropisa Stimpson, 1857
         17 Genus Pisa Leach, 1814
         18 Genus Rochinia Milne-Edwards, 1875-1881[1881]
         19 Genus Stenorhynchus Lamarck, 1818