Description Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 26, Figs. 5-8: M. Silurian (Niagaran), Waldron Formation, lndiana, USA. 5, 8, Paratypes, x 50; 6, 7, holotype, x 50 (from McClellan, 1966).Author Loeblich & Tappan, 1987JPG file - 72.89 kB - 321 x 232 pixelsadded on 2023-12-0418 viewsForaminifera taxaDigital photo, entire speciesSorostomasphaera waldronensis McClellan, 1966 †checked Le Coze, François 2023-12-04 This work is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 4.0 License