Description Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 433, Figs. 10-11: L. Permian, Hunan Prov., China. 10, 11, Longitudinal sections, x 65 (from J. X. Lin, 1978).