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Schwager, C. (1866). Fossile Foraminiferen von Kar Nikobar. Reise der Österreichischen Fregatte Novara um die Erde in den Jahren 1857, 1858, 1859 unter den Befehlen des Commodore B. von Wüllerstorf-Urbair. Geologischer Theil (Zweite Abtheilung, Paläontologische Mittheilungen) 2(2): 187-268., available online at (http://www.mdz-nbn-resolving.de/urn/resolver.pl?urn=urn:nbn:de:bvb:12-bsb10226528-7) page(s): p. 247 pl. 7 fig. 92 Credit: Bayerische Staatsbibliothek München.
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Reuss, A. E. (1851). Ueber die fossilen Foraminiferen und Entomostraceen der Septarienthone der Umgegend von Berlin. Zeitschrift der Deutschen Geologischen Gesellschaft. 3 (1): 49-92., available online at (http://www.biodiversitylibrary.org/item/36967#page/57/) page(s): p. 77 pl. 5 fig. 39
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Gawor-Biedowa, E. (1987). New benthic foraminifers from the Late Cretaceous of Poland. Acta Palaeontologica Polonica. 32 (1-2): 49-71., available online at (https://www.app.pan.pl/archive/published/app32/app32-049.pdf) page(s): p. 64, pl. 27: 1 a, b; pl. 28: 4 (holotype pl. 27 figs. 1 a-b).
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Gawor-Biedowa, E. (1987). New benthic foraminifers from the Late Cretaceous of Poland. Acta Palaeontologica Polonica. 32 (1-2): 49-71., available online at (https://www.app.pan.pl/archive/published/app32/app32-049.pdf) page(s): p. 64, pl. 27: 1 a, b; pl. 28: 4 (holotype pl. 27 figs. 1 a-b).
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Brady, H. B. (1876). A monograph of Carboniferous and Permian Foraminifera. Monograph of the Palaeontographical Society. vol. 30: 1-166., available online at (http://www.biodiversitylibrary.org/item/113655#page/39/) page(s): p. 146 pl. 11 fig. 7
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Schwager, C. (1866). Fossile Foraminiferen von Kar Nikobar. Reise der Österreichischen Fregatte Novara um die Erde in den Jahren 1857, 1858, 1859 unter den Befehlen des Commodore B. von Wüllerstorf-Urbair. Geologischer Theil (Zweite Abtheilung, Paläontologische Mittheilungen) 2(2): 187-268., available online at (http://www.mdz-nbn-resolving.de/urn/resolver.pl?urn=urn:nbn:de:bvb:12-bsb10226528-7) page(s): P. 261 pl. 7 fig. 114 Credit: Bayerische Staatsbibliothek München.
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Schwager, C. (1866). Fossile Foraminiferen von Kar Nikobar. Reise der Österreichischen Fregatte Novara um die Erde in den Jahren 1857, 1858, 1859 unter den Befehlen des Commodore B. von Wüllerstorf-Urbair. Geologischer Theil (Zweite Abtheilung, Paläontologische Mittheilungen) 2(2): 187-268., available online at (http://www.mdz-nbn-resolving.de/urn/resolver.pl?urn=urn:nbn:de:bvb:12-bsb10226528-7) page(s): P. 261 pl. 7 fig. 3 Credit: Bayerische Staatsbibliothek München.
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Fornasini, C. (1903). Illustrazione di specie orbignyane di «Nummulitidae» istituite nel 1826. Bollettino della Società Geologica Italiana. 22: 395-397., available online at (http://www.biodiversitylibrary.org/item/210295#page/599/) page(s): p. 397 pl. 14 fig. 11
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Holotype, BMNH no. P 42155, edge and side views (x40)
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Whittaker, J. E.; Jones, R. W.; Banner, F. T. (1998). Key Mesozoic Benthic Foraminifera of the Middle East. The Natural History Museum of London. 1-236. Pl. 10, figs 1-3 Fissoelphidium operculiferum Smout, 1955. 1a-c, Holotype, BMNH no. P 42155, close-up of aperture (x100), edge and side views (x40), respectively. 2a, b, Paratype (uncatalogued specimen), side and edge views, x50. 3a-c, Paratype (uncatalogued specimen), side view (x50), and two detailed views showing, respectively, the deeply fissured sutures (x135) and part of slitlike aperture on broken last chamber (x270).
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Holotyep. A, dorsal view; B, apertural view, C, ventral view.
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Costa, O. G. (1854-56). Paleontologia del regno di Napoli : contenente la descrizione e figura di tutti gli avanzi organici fossili racchuisi nel suolo di questo regno. 512 p., available online at (https://archive.org/details/paleontologiade01cost) page(s): p. 255 pl. 21 fig. 13
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Fornasini, C. (1903). Illustrazione di specie orbignyane di «Nummulitidae» istituite nel 1826. Bollettino della Società Geologica Italiana. 22: 395-397., available online at (http://www.biodiversitylibrary.org/item/210295#page/599/) page(s): p. 397 pl. 14 fig. 12
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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 662, Figs. 9-11: U. Eocene, Sarawak, Malaysia. 9, Median section of holotype, x 34; 10, median section showing pseudopillars formed by thickening of lateral walls, and coarse spines, x 34; 11, tangential section intersecting the pseudopillars, x 34 (from Adams, 1965).
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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 660, Figs. 1-2: L. Miocene (Aquitanian), subsurface, Daito Islands (Kitadaitojima, formerly North Borodino Island), E. of Ryukyu lslands, W. Pacific. 1, Transverse section showing thickened outer wall of separate layers, x 20; 2, tangential section intersecting outer wall at upper left, x 20 (from Hanzawa, 1940).
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Holotype. a, ventral veiw; b, apertular view, c, dorsla view
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Image source: Cushman, J.A. 1921. Foraminifera of the Philippine and adjacent seas. Bull. U.S. Natl. Mus. 100(4).
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Image source: Cushman, J.A. 1913. A Monograph of the Foraminifera of the North Pacific Ocean. Part III. Lagenidae. Bull. U.S. Nation. Mus 71: ix+125 pp.+47 pls.
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Hadley, W. H. (1935). Seven new species of Foraminifera from the Tertiary of the Gulf Coast. Bulletins of American Paleontology. 22(74): 187-197., available online at (http://www.biodiversitylibrary.org/item/95770#page/213/) page(s): p. 194 pl. 1 fig. 7
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Fornasini, C. (1903). Sopra alcune specie di «Globigerina» istituite da d'Orbigny nel 1826. Rendiconto delle sessioni della Reale Accademia delle Scienze dell'Istituto di Bologna. 7: 139-142., available online at (https://archive.org/stream/rendicontodelle02unkngoog#page/n153/) page(s): p. 140 pl. 1 fig. 2
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Fornasini, C. (1903). Illustrazione di specie orbignyane di «Nummulitidae» istituite nel 1826. Bollettino della Società Geologica Italiana. 22: 395-397., available online at (http://www.biodiversitylibrary.org/item/210295#page/599/) page(s): p. 397 pl. 14 fig. 10
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Hadley, W. H. (1935). Seven new species of Foraminifera from the Tertiary of the Gulf Coast. Bulletins of American Paleontology. 22(74): 187-197., available online at (http://www.biodiversitylibrary.org/item/95770#page/213/) page(s): p. 192 pl. 1 fig. 5
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Le Calvez, Y. (1958). Les foraminifères de la mer celtique. Revue des Travaux de l'Institut des Pêches Maritimes. 22(2), 148-211., available online at (http://archimer.ifremer.fr/doc/00000/4597/) page(s): p. 188 pl. 3 fig. 38-40
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Credit: Bernard Remaud Identification: Bruno Cahuzac (Université de Bordeaux), François Le Coze Specimen from Saint-Paul-les Dax (France) Chattian