Phylum Foraminifera d'Orbigny, 1826 see Subphylum Foraminifera d'Orbigny, 1826
   Class Miliolata Saidova, 1981 - porcelaneous foraminifers
     Subclass Miliolana Saidova, 1981
       Superorder Cornuspiroida Jirovec, 1953 [monotypic]
         Order Cornuspirida Jirovec, 1953
           0 [Suborder Cyclogyrina Saidova, 1981] see Order Cornuspirida Jirovec, 1953
           n [Suborder Nubeculariina Saidova, 1981] see Order Nubeculariida Jones, 1875