Phylum Radiolaria Müller, 1858 see Subphylum Radiozoa Cavalier-Smith, 1987
   Superclass Polycystina Ehrenberg, 1838 see Superclass Polycystinia Ehrenberg, 1838
     Class Nassellaria Ehrenberg, 1847
       Order †Pylomariata Afanasieva, 1999
         Superfamily †Pylentonemoidea Deflandre, 1963
           Family †Tripedurnulidae Dumitrica, 1991
             1 Genus †Baratuna Kozur & Mostler, 1981
             2 Genus †Pseudopoulpus Takemura, 1986
             3 Genus †Takoum Takemura, 1986
             4 Genus †Tridentocyrtis Steiger & Steiger, 1994
             5 Genus †Tripedocassis Dumitrica, 1991
             6 Genus †Tripedocorbis Dumitrica, 1991
             7 Genus †Tripedurnula Dumitrica, 1991
             8 Genus †Turanta Pessagno & Blome, 1982