[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 Amphipoda Latreille, 1816 - amphipods
       Suborder Gammaridea Latreille, 1802
         Family Liljeborgiidae Stebbing, 1899
           Genus Sextonia Chevreux, 1920 see Genus Idunella Sars, 1894