Cyclorbiculinoides jamaicensis Robinson, 1974

Description:

 Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification.  Van Nostrand, Reinhold Co. New York 1728 pp. Plate 414, Figs. 7-8, 10-11: M. Eocene, Claremont Formation, Jamaica. 7, Enlargement of part of axial section of megalospheric test showing alignment of subepidermal partitions, x 200; 8, oblique vertical section near periphery of microspheric test showing development of the buttresses, magnification not given; 10, 11, equatorial section of megalospheric holotype, enlargement of centrat region, x 40, and entire section, x 12 (from Robinson, 1974). courtesy of Michael Hesemann https://foraminifera.eu