Description Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 231, Fig. 19-20: L. Carboniferous (L. Tournaisian), Dnieper-Donets Basin. 19, Holotype, axial section, x 70; 20, equatorial section, x 70 (from Lipina, 1965).