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Keramosphaerina tergestina (Stache, 1889)
Description Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 428, Figs. 1-5: U. Cretaceous, Monte Lepini, Italy. 1, Noncentered tangential section about 1.5 mm from center, showing concentric appearance of structure toward center of section but with radial structure visible toward periphery, x 18; 2, section subtangential to outer surface, chambers showing elongate longitudinal sections in central region but a few cut transversely near periphery, x 25; 3, centered equatorial seciion showing proloculus and early coil of more than two chambers per whorl, x 50; 4, central part of centered equatorial section, wall partially recyrstallized and replaced by dolomite, x 80; 5, centered equatorial section showing streptospiral coiling, x 45 ( 1-5, from Devoto, 1964).courtesy of Michael Hesemann https://foraminifera.eu JPG file - 154.97 kB - 419 x 650 pixels added on 2023-05-2064 viewsForaminifera taxa Keramosphaerina tergestina (Stache, 1889) †checked Le Coze, François 2023-05-20
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