[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 Copepoda H. Milne-Edwards, 1840 - copepods
       Order Siphonostomatoida Thorell, 1859
         Family Spongiocnizontidae Stock & Kleeton, 1964
           1 Genus Apodomyzon Stock, 1970
           2 Genus Spongiocnizon Stock & Kleeton, 1964