Ishamella apertura Buzas & Severin, 1982

Descrição:

 Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification.  Van Nostrand, Reinhold Co. New York 1728 pp. Plate 358, Figs. 11-15: Holocene, W. Atlantic, Indian River, Florida, USA. 11, Transverse section, x 163; 12-15, top, opposite sides, and edge view of holotype, x 160 (from Buzas and Severin, 1982). courtesy of Michael Hesemann https://foraminifera.eu