Description Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 422, Figs. 6-7: L. Eocene, Dunghan Limestone, Laki Series, Baluchistan Prov., Pakistan. 6, Central part of axial section of holotype, x 16; 7, equatorial section intersecting chamberlets of median plane, x 16 (from Nuttall, 1925).