Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 437, Fig. 8: U. Permian, Caucasus. Type species of Pararobuloides K. V. Miklukho-Maklay. Axial section of holotype, x 47 (from K. V. Miklukho-Maklay,1954).
