Phylum Radiolaria Müller, 1858 see Subphylum Radiozoa Cavalier-Smith, 1987
   Superclass Polycystina Ehrenberg, 1838 see Superclass Polycystinia Ehrenberg, 1838
     Class †Aculearia Afanasieva, 1999
       Order †Triangulata Afanasieva & Amon, 2003
         Family †Lapidopiscidae Deflandre, 1958
           1 Genus †Holoeciscus Foreman, 1963
           2 Genus †Huasha Cheng, 1986
           3 Genus †Lapidopiscum Deflandre, 1958
           4 Genus †Protoholoeciscus Aitchison, 1993
           5 Genus †Neoholoeciscus Ormiston & Lane, 1976