Supergroup Rhizaria Cavalier-Smith, 2002 see Infrakingdom Rhizaria Cavalier-Smith, 2002
   Phylum Foraminifera d'Orbigny, 1826 see Subphylum Foraminifera d'Orbigny, 1826
     Class Rotaliata Mikhalevich, 1980 - hyaline foraminifers
       Subclass Rotaliana Mikhalevich, 1980
         Superorder Discorboida Ehrenberg, 1838
           Order Rosalinida Delage & Hérouard, 1896
             ?Superfamily Siphoninidoidea Cushman, 1927 [monotypic] see Superfamily Siphoninoidea Cushman, 1927
               Family Siphoninidae Cushman, 1927
                 1 Subfamily Siphonininae Cushman, 1927
                 2 Subfamily Siphonidinae Saidova, 1981
                 3 Subfamily Siphoninoidinae Loeblich & Tappan, 1984