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Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 434, Figs. 12-16: L. Jurassice (L. Pliensbachian), Sweden. 12, Longitudinal section of last chamber showing pore bundles in the wall and nonlamellar contact with penultimate chamber, x 200; 13, longitudinal section of megalospheric test showing nonlamellar wall with pore bundles, imperforate septa, and apiculate proloculus, x 73; 14, external appearance, x 73; 15, longitudinal section, 100; 16, longitudinal section of part of one wall showing nonlamellar and fibrous radiate character, x 300 (from Norling, 1968).
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Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 433, Figs. 10-11: L. Permian, Hunan Prov., China. 10, 11, Longitudinal sections, x 65 (from J. X. Lin, 1978). courtesy of Michael Hesemann https://foraminifera.eu
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Karavaeva, N. I.; Nestell, G. P. (2007). Permian Foraminifers of the Omolon Massif, Northeastern Siberia, Russia. Micropaleontology. 53(3): 161-211., available online at (https://doi.org/10.2113/gsmicropal.53.3.161) page(s): p. 206, pl. 8, figs. 10-12 (holotype fig. 10).
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Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 224, Fig. 10: U. Permian, central Caucasus. Type species of Parapermodiscus A. D. Miklukho-Maklay. Slightly oblique transverse section of holotype, x 47 (from A. D. Miklukho-Maklay, 1953). courtesy of Michael Hesemann https://foraminifera.eu
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Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 430, Figs. 13-15: N. Urals, Russia. 13, L. Devonian (Lochkovian), longitudinal section of holotype, x 100; 14, 15, U. Silurian (Pridolian); 14, transverse section, x 100; 15, longitudinal section, x 100 (from Pronina, in Petrova and Pronina, 1980). courtesy of Michael Hesemann https://foraminifera.eu
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Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 224, Figs. 1-5: U. Permian, S. Primorye. 1, 2, Longitudinal centered section of upper part of test, and oblique transverse section at lower margin of same specimen, x 50; 3, 5, longitudinal section of early part of holotype showing thick wall, and oblique transverse section across upper part of same specimen, x 50; 4, longitudinal section of last two chambers of test, intersecting the aperture, x 50 (from Sosnina, 1977). courtesy of Michael Hesemann https://foraminifera.eu
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Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 224, Figs. 7-9: U. Permian, Changzing Limestone, China. 7, Longitudinal section of paratype, x 20; 8, holotype, x 35; 9, paratype, x 30 (from J. X. Lin, 1980).
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Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 226, Figs. 10-15: U. Permian, S. Primorye, Russia. 10, Transverse section showing vertical radial partitions, x 100; 11, 12, transverse sections, x 50; 13, 14, holotype, cellulose peel of transverse section, and longitudinal thin section of same specimen oriented as shown by line in fig. 13, x 70; 15, longitudinal section, x 50 (from Sosnina, 1983).
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Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 430, Figs. 20-23: U. Jurassic (Volgian), N. Siberia. 20, Side view of holotype, x 58; 21, 22, paratypes, x 58; 23, section of holotype, x 290 (from V. A. Basov, 1968). courtesy of Michael Hesemann https://foraminifera.eu
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Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 432, Fig. 6: L. Jurassic (L. Lias), Gerrnany. Side view, magnification not given (from Wedekind, 1937). courtesy of Michael Hesemann https://foraminifera.eu
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Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 433, Figs. 1-2: M. Permian (Kungurian), Komi Republic, Russia. 1, Longitudinal section of holotype, x 60; 2, longitudinal section of paratype, x 40 (from Grozdilova and Lebedeva, in Sosipatrova, 1969). courtesy of Michael Hesemann https://foraminifera.eu
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Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 433, Fig. 12: L. Jurassic (M. Lias), France. Side view of "holotype" (fide Loeblich and Tappan (1987)), x 114 (from Macfadyen, 1936). courtesy of Michael Hesemann https://foraminifera.eu
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Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 435, Figs. 6-7: U. Triassic (Carnian), Krasnodar, Russia. 6, Longitudinal section, x 75; 7, side view of holotype, x 41 (from Gerke, 1957).
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Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 435, Figs. 1-5: U. Jurassic (Volgian), Russian Platform. 1, Longitudinal section of megalospheric test, x 200; 2, 3, side and edge views, megalospheric, x 100; 4, 5, dorsal and side views of holotype, x 100 (from K.l. Kuznetsova, 1972).
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Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 434, Figs. 17-21: L. Jurassic (Lias). 17, 18, L. Sinemurian, Sweden, side and top views of exterior, x 21; 19, L. Pliensbachian, England, longitudinal section showing mesolamellar wall, x 67; 20, 21, L. Sinemurian, Sweden, transverse section showing alternate sectors of granular and radially fibrous calcite, x 21; and part enlarged to show detail (from Norling, 1968).
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Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 433, Figs. 3-4: L. Jurassic (U. Pliensbachian), Sweden. 3, Side view, x 177; 4, oblique apertural view, x 173 (from Norling, 1972). courtesy of Michael Hesemann https://foraminifera.eu
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Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 434, Figs. 28-29: L. Permian, N. central Siberia, Russia. 28, Longitudinal section, x 103; 29, longitudinal section showing mesolamellar wall, x 80 (from Gerke, 1961).
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Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 436, Figs. 10-11: L. Jurassic (U. Lias), Germany. Side and top views of topotype, x 74 (from Loeblich and Tappan, 1964).
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Mamet, B.; Pinard, S. (1992). Note sur la taxonomie des petits foraminifères du Paléozoïque supérieur - A taxonomic note on upper Paleozoic smaller foraminifera. Bulletin de la Société belge de Géologie. 99[1990]: 373-398., available online at (http://biblio.naturalsciences.be/rbins-publications/bulletin-de-la-societe-belge-de-geologie/099%20-%201990/bsbg_nr99_1990_373-397.pdf) page(s): p. 378, pl. 1, figs. 10-12 (holotype fig. 10).
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Gaillot, J.; Vachard, D. (2007). The Khuff Formation (Middle East) and time-equivalents in Turkey and South China: biostratigraphy from Capitanian to Changhsingian times (Permian), new foraminiferal taxa, and palaeogeographical implications. Coloquios de Paleontologia. 57: 37-223., available online at (https://hal.archives-ouvertes.fr/hal-00310245) page(s): p. 146, Holotype: Pl. 90, fig. 17.
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Mamet, B.; Pinard, S. (1992). Note sur la taxonomie des petits foraminifères du Paléozoïque supérieur - A taxonomic note on upper Paleozoic smaller foraminifera. Bulletin de la Société belge de Géologie. 99[1990]: 373-398., available online at (http://biblio.naturalsciences.be/rbins-publications/bulletin-de-la-societe-belge-de-geologie/099%20-%201990/bsbg_nr99_1990_373-397.pdf) page(s): p. 375, pl. 1, fig. 15 (holotype)
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Mamet, B.; Pinard, S. (1992). Note sur la taxonomie des petits foraminifères du Paléozoïque supérieur - A taxonomic note on upper Paleozoic smaller foraminifera. Bulletin de la Société belge de Géologie. 99[1990]: 373-398., available online at (http://biblio.naturalsciences.be/rbins-publications/bulletin-de-la-societe-belge-de-geologie/099%20-%201990/bsbg_nr99_1990_373-397.pdf) page(s): p. 376, pl. 13, figs. 13, 17 (holotype fig. 13).
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Kotlyar, G. V.; Zakharov, Y. D.; Kropacheva, G. S.; Pronina, G. P.; Chediya, I. O.; Burago, V. I. (1989). ?????????????? ???? ???????? ????????????? ????: ????????? ???? ???? - Evolution of the latest Permian biota, Midian regional stage in the USSR. Nauka, Leningrad. 1-177., page(s): p. 98, pl. 2, figs. 19-24 (holotype fig. 23).
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Gu Songzhu, Feng Qinglai and He Weihong. (2007). The Last Permian Deep-Water Fauna: Latest Changhsingian Small Foraminifers from Southwestern Guangxi, South China. Micropaleontology. 53(4): 311-330. page(s): p. 316, pl. 3, fig. 8, pl. 5, figs. 3-4 (holotype pl. 5 fig. 4 a).