[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
     Subclass Cirripedia Lamarck - barnacles and their kin see Infraclass Cirripedia Burmeister, 1834
       Superorder Rhizocephala Müller, 1862
         Order Kentrogonida Delage, 1884
           Family Peltogastridae Lilljeborg, 1860
             1 Genus Cyphosaccus Reinhard, 1958
             2 Genus Galatheascus Boschma, 1929
             3 Genus Parthenopea Kossmann, 1874
             4 Genus Peltogaster Rathke, 1843
             5 Genus Peltogastrella Krueger, 1912
             6 Genus Tortugaster
             7 Genus Trachelosaccus Boschma, 1928