Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 407, Figs. 1-4: M. Eocene, Shiraz area, Iran. 1, Equatorial section, megalospheric, x 33; 2, equatorial section of microspheric holotype, x 34; 3, axial section, megalospheric, x 30; 4, oblique section, x 33 (from Rahaghi, 1978). courtesy of Michael Hesemann https://foraminifera.eu