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Cisalveolina fallax Reichel, 1941
Description Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 376, Figs. 1-5: U. Cretaceous (Cenomanian), Iran. 1, 2, Equatorial section of megalospheric test, the completed thin section shown in fig. 1, and fig. 2 showing thick section before completion that intersects septula in most chambers, x 20; 3, oblique section showing two chambers in tangential section, and with altemating chamberlets and postseptal canal visible, x 20; 4, axial section of megalospheric holotype, partly recrystallized, x 20; 5, structural diagram, chamber roof removed at left exposing alternating chamberlets, septa (a), and postseptal canal (b), oral face (f) at right with apertures in groove that exposes the anterior part of the septula (from Reichel, 1942).courtesy of Michael Hesemann https://foraminifera.eu JPG file - 116.90 kB - 579 x 650 pixels added on 2023-05-24141 viewsForaminifera taxa Cisalveolina fallax Reichel, 1941 † accepted as Cisalveolina fraasi (Gümbel, 1872) †checked Le Coze, François 2023-05-24
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