[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 Philichthyidae Vogt, 1877
           1 Genus Colobomatoides Essafi & Raibaut, 1980
           2 Genus Colobomatus Hesse, 1872
           3 Genus Leposphilus Hesse, 1866
           4 Genus Lernaeascus Claus, 1886
           5 Genus Philichthys Steenstrup, 1862
           6 Genus Sphaerifer Richiardi, 1876