[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 Poecilostomatoida Thorell, 1859
         Family Clausidiidae Embleton, 1901
           1 Genus Conchyliurus Bocquet & Stock, 1957
           2 Genus Giardella Canu, 1888
           3 Genus Hemicyclops Boeck, 1873
           4 Genus Hersiliodes Canu, 1888
           5 Genus Leptinogaster Pelseneer, 1929
           6 Genus Pseudopsyllus T. Scott, 1902