Class Crustacea Brünnich, 1772 - crustaceans see Superclass Crustacea Pennant, 1777
   Subclass Branchiura Thorell, 1864 - fish lice
     Order †Cyclida Schram, Vonk & Hof, 1997, nom. corr.
       Family †Americlidae Dzik, 2008
         Genus †Americlus Dzik, 2008
           †Americlus obesus (Schram, Vonk & Hof, 1997)