Description Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 379, Figs. 6-8: Paleocene (Midwayan), Sumter County, Florida, USA. 6, Side view of exterior of holotype, x 15; 7, axial section of paratype, x 40.5; 8, equatorial section of paratype, x 40.5 (all from Cole, 1941).