foraminifera d'Orbigny, 1826 see Class Foraminifera d'Orbigny, 1826
   Suborder †Fusulinina Wedekind, 1937 see Order Fusulinida Fursenko, 1958
     Superfamily †Endothyroidea Brady, 1884
       Family †Endothyridae Brady, 1884
         1 Genus †Endothyra Phillips, 1845
         1.n1 Genus †Haplophragmella Rauzer-Chernousova, 1936
         2 Genus †Endothyranella Galloway & Harlton, 1930
         3 Genus †Endothyranopsis Cummings, 1955
         4 Genus †Mikhailovella Ganelina, 1956
         5 Genus †Planoendothyra Reitlinger, 1959
         6 Genus †Plectogyra Zeller, 1950
         7 Genus †Spinoendothyra Lipina, 1963