Description Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 376, Fig. 7: Paleocene, Egypt. Axial section of neotype, originally described as Alveolina ovulum Stache, in Schwager, x 36 (from Reichel, 1937).