Description Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 120, Figs. 17-18: Oligocene, Alazan Shale, Vera Cruz, Mexico. Side and top views of topotype showing row of apertural pores in the terminal groove, x 42 (from Loeblich and Tappan, 1964).Author Le Coze, FrançoisJPG file - 54.74 kB - 208 x 315 pixelsadded on 2023-06-2877 viewsForaminifera taxaAmmospirata mexicana (Cushman, 1926) †checked Le Coze, François 2023-06-28 This work is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 4.0 License