Description Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 343, Figs. 7-8: U. Miocene (M. Sarmatian), Volino-Podolia district, Ukraine. Side and edge views of holotype, x 36 (from Didkovsky, 1960).