Description Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 379, Figs. 1-4: U. Cretaceous (Cenomanian), Iran. 1, Pattern of coiling in megalospheric test, six of the final eleven spires originating at the proloculus, the others inserted later, x 25; 2, axial section of megalospheric paratype, x 25; 3, structural diagram showing two superposed spires, main apertures (m), preseptal canal (b), septula (s), chamberlets (e), with accessory apertures (a) of lower spire opening at the base of the chambers of the upper spire, x 100; 4, tangential section parallel to axis of coiling showing aligned septula; x 40 (all from Reichel, 1947).