Supergroup Rhizaria Cavalier-Smith, 2002 see Infrakingdom Rhizaria Cavalier-Smith, 2002
   Phylum Foraminifera d'Orbigny, 1826 see Subphylum Foraminifera d'Orbigny, 1826
     Class Spirillinata Mikhalevich, 1992
       Subclass Ammodiscana Mikhalevich, 1980
         ?Order Ataxophragmiida Fursenko, 1958
           Superfamily Textularielloidea Groenhagen & Luterbacher, 1966
             Family Orbitolinidae Martin, 1890
               1 Subfamily Orbitolininae Martin, 1890
               2 Subfamily Dictyoconinae Moullade, 1965
               3 Subfamily Praedictyorbitolininae Schroeder, 1990
               4 Subfamily Dictyorbitolininae Schroeder, 1990 [monotypic]