Description Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 97, Figs. 8-11: Paleogene, USSR. 8, Eocene, Kyzyl-Kurgan, Fergana, Asiatic USSR, Holotype, x 75 (from N. K. Bykova, 1939); 9-11, U. Paleocene, Kyzyl Kum, Uzbek; 9, 11, opti?cal horizontal sections showing alveolar walls, x 50; 10, exterior showing early coil and later rectilinear stage, x 50 (from Suleymanov, 1965).