Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 44, Figs. 4-5: Holocene, tropical Pacific, at 6,070 m. 4, Paratype; 5, holotype, x 10 (from Kh. M. Saidova). courtesy of Michael Hesemann https://foraminifera.eu
