Supergroup Rhizaria Cavalier-Smith, 2002
see Infrakingdom Rhizaria Cavalier-Smith, 2002
Phylum Foraminifera d'Orbigny, 1826
see Subphylum Foraminifera d'Orbigny, 1826
Class Miliolata Saidova, 1981 - porcelaneous foraminifers
Subclass Miliolana Saidova, 1981
Group Milioloids Delage & Hérouard, 1896
Superorder Milioloida Delage & Hérouard, 1896
Order Miliolida Delage & Hérouard, 1896
Suborder Miliolina Delage & Hérouard, 1896
Superfamily Quinqueloculinoidea Cushman, 1917
Family Sigmoilinitidae Łuczkowska, 1974
1 Subfamily Sigmoilinitinae Łuczkowska, 1974
2 Subfamily Mesosigmoillininae Mikhalevich, 1988
see Subfamily Mesosigmoilininae Mikhalevich, 1988
3 Subfamily Sigmoinellinae Mikhalevich, 1987
4 Subfamily Longiapertininae Mikhalevich, 1987