Description Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 159, Figs. 5-7: L. Cretaceous (L. Barremian), Northeast Azerbaijan. Spiral, umbilical and edge views of holotype showing low crescentic chambers and radial beams, x 142 (redrawn from Poroshina, 1976).