Supergroup Rhizaria Cavalier-Smith, 2002 see Infrakingdom Rhizaria Cavalier-Smith, 2002
Status: extant
   Phylum Foraminifera d'Orbigny, 1826 see Subphylum Foraminifera d'Orbigny, 1826
  Status: extant
     Class Spirillinata Mikhalevich, 1992
    Period: Cambrian - Present [541 Mya - present]; Status: extant
       Subclass Ammodiscana Mikhalevich, 1980
      Status: extant
         ?Order Ataxophragmiida Fursenko, 1958
        Status: extant
           Superfamily Textularielloidea Groenhagen & Luterbacher, 1966
          Status: extant
             Family Coskinolinidae Moullade, 1965
            Status: extant
               Genus Coskinon Hottinger & Drobne, 1980
              Status: extant