Description Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 349, Figs. 5-6: Holocene, Wreck Bay, off Chatham Island, Galapagos, E. Pacific, at 64 m. Edge and side views of holotype, x 50 (from McCulloch, 1977).