[Phylum] Chordata Bateson, 1885 - chordates
   Subphylum Craniata auct.
     Infraphylum Vertebrata Lamarck, 1801 - vertebrates
       Superclass †Osteostracomorphi
         Class †Osteostraci Lankester, 1868
           Order †Benneviaspidiformes Afanassieva, 1991
             Family †Benneviaspididae Denison, 1951, nom. praeval.
               1 Genus †Benneviaspis Stensiö, 1927