Description Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 715, Figs. 1-3: Oligocene, Alazan Shale, Mexico. Umbilical side, edge, and spiral view, x 65.Author Loeblich & Tappan, 1987JPG file - 58.77 kB - 489 x 173 pixelsadded on 2023-12-0445 viewsForaminifera taxaDigital photo, entire speciesRotaliatina mexicana Cushman, 1925 †checked Le Coze, François 2023-12-04 This work is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 4.0 License