Description Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 407, Figs. 5-7: U. Cretaceous; 5-7, Santonian, Les Martigues, Dept. Bouches-du-Rhône, France; Equatorial section of microspheric test showing three ontogenetic stages, initial spire, flabelliform stage, and early annular chambers, x 15, and 7, central part of same section, enlarged, x 95; 6, transverse section partly parallel to the apertural face, x 33 (from Cherchi and Schroeder, 1977).