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Thompson, M. L. (1942). New genera of Pennsylvanian fusulinids. American Journal of Science. 240(6): 403-420., available online at (https://doi.org/10.2475/ajs.240.6.403) page(s): p. 414 pl. 2 figs. 1-15 Lectotype: pl. 2 fig. 1 designated by Thompson (1948, p. 35)
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Zhuang, S. (1989). A study on stalactotheca in spirotheca of Fusulinids and some new genera and species with stalactotheca. ??????? - Acta Micropalaeontologica Sinica. 6(4): 357-371. page(s): p. 360 (Chinese), p. 367 (English), pl. 1, figs. 4-9, pl. 2, figs. 1-4 (holotype pl. 1, fig. 4a).
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Kanuma, M.; Sakagami, S. (1957). Mesoschubertella, a new Permian fusulinid genus from Japan. Transactions and Proceedings of the Palaeontological Society of Japan. New Series. 26: 41-46., available online at (https://www.jstage.jst.go.jp/article/prpsj1951/1957/26/1957_26_41/_pdf) page(s): p. 43 pl. 8 [9 in the text] figs. 1-10; fig. 6 (holotype) x 30, fig. 7 Enlarged part of the holotype, showing the structure of the spirotheca, x 100.
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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 283, Figs. 5-6: M. Permian (Kungurian), Hatien region, South Viet Nam. Type species of Codonoschwagerina Viên. 5, axial section, length 10 mm; 6, axial section, length 16 mm (from Viên, 1959).
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Staff, H. von; Wedekind, R. (1910). Der Oberkarbon Foraminiferensapropelit Spitzbergens. Mineralogisk-geologiska institutionen Uppsala universitet - Bulletin of the Geological Institution of the University of Uppsala. 10: 81–123. page(s): p. 121, pl. 4, figs. 7, 8
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Skinner, J. W.; Wilde, G. L. (1965). Permian biostratigraphy and fusulinid faunas of the Shasta Lake area, northern California. The University of Kansas Paleontological Contributions, Protozoa. 6: 1-98., available online at (http://hdl.handle.net/1808/3813) page(s): p. 84, pl. 35, figs. 13–18
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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 261, Figs. 12-14: U. Carboniferous (Moscovian), China. 12, 14, Huanglung Limestone, Shimanshan; 13, Anshan, Hohsien, Anhui. 12, Sagittal section of paratype, x 30; 13, axial section of paratype, x 20; 14, axial section of holotype, x 30 (from Thompson, 1948). courtesy of Michael Hesemann https://foraminifera.eu
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Lee, J. S. (1927). Fusulinidae of North China. Paleontologica Sinica. ser. B 4(1): 1-123., available online at (http://etheses.bham.ac.uk/1451/1/Lee1931DSc.pdf) page(s): p. 10–11, pl. 2, figs. 1(Lectotype acc. to Loeblich and Tappan (1987))–4
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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 283, Fig. 7: M. Permian (Kungurian), Guadalupian, Word Formation, Glass Mountains, Texas, USA. 7, Axial section of immature specimen, x 10 (from Dunbar and Skinner, 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 275, Figs. 6-8: L. Permian (Sakmarian), Wolfcampian, Horquilla Limestone, Hidalgo County, New Mexico, USA. 6, Sagittal section of paratype, x 20; 7, 8, axial section of holotype, central part, x 40, and entire specimen, x 20 (from Skinner and Wilde, 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 280, Fig. 6: M. Permian (Kungurian). Nagato, Japan, axial section of lectotype x 10 (from Thompson, 1936). courtesy of Michael Hesemann https://foraminifera.eu
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Möller, V. von. (1878). Die Spiral-gewundenen Foraminiferen des russischen Kohlenkalks. Mémoires de l'Académie impériale des sciences de St.-Pétersbourg. ser. 7 vol. 25 n° 9., available online at (http://www.biodiversitylibrary.org/item/177334#page/737/) page(s): p.71 pl. 9 fig. 1
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Möller, V. von. (1878). Die Spiral-gewundenen Foraminiferen des russischen Kohlenkalks. Mémoires de l'Académie impériale des sciences de St.-Pétersbourg. ser. 7 vol. 25 n° 9., available online at (http://www.biodiversitylibrary.org/item/177334#page/737/) page(s): p.71 pl. 5 fig. 1
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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 284, Figs. 11-12: U. Carboniferous, southern Fergana. Type species of Ferganites A. D. Miklukho-Maklay. 11, Axial section of holotype, x 8.5; 12, sagittal section, x 8.5 (from Rozovskaya, 1975). courtesy of Michael Hesemann https://foraminifera.eu
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Sheng, J. C. (1951). Taitzehoella, a new genus of fusulinid. Bulletin of the Geological Society of China. 31(1): 79-84., available online at (https://doi.org/10.1111/j.1755-6724.1951.mp31001006.x) page(s): p. 81 pl. 1 fig. 1-13; note: 1. Axial section of holotype, Hsiaoyu limestone, Chengchungshan, Penchi. x 25.Cat.Nº G.S.C.6997. 2. Portion of Figure 1, enlarged to show the wall structure. x 63.
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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 298, Figs. 1-5: Permian, Padang Highland, Boekit Besi, Sumatra. 1, Etched surface of specimen showing partly continuous parachomata, x 10; 2, 4, axial section, x 10, and center enlarged, x 40; 3, part of sagittal section, x 40; 5, lower surface of middle volution showing rudimentary development of parachomata, x 10 (from Thompson, 1936). courtesy of Michael Hesemann https://foraminifera.eu
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Girty, G. H. (1904). Triticites, a New genus of Carboniferous Foraminifera. American Journal of Sciences. 4(17): 234-240., available online at (https://www.biodiversitylibrary.org/page/40271732) p. 235 tf. 1-2
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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 271, Figs. 12-13: Carboniferous (Moscovian), USSR. Axial sections, x 17 (from Rauzer-Chernousova et al., 1951). 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 271, Figs. 8-11: 8, sagittal section, Maping Limestone, Kwangsi, China, x 15; 9, sagittal section, Chuanshan Limestone, Chekiang, China, x 15; 10, 11, axial sections, Chuanshan Limestone, Chekiang, China, x 15 (from S. Chen, 1934). courtesy of Michael Hesemann https://foraminifera.eu
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Baulina, M. N. (1963). ??????? ? ??????????????? ????????? Satffella sphaerica (Abich)-On the question of the systematic position of Staffella sphaerica (Abich). ???????? ???? ???? ??????? ??????????????????-Academy of Sciences USSR Questions of Micropaleontology. 7: 85-104., available online at (http://www.ginras.ru/library/pdf/07_1963_voprosy_mikropaleontologii.pdf) page(s): p. 97 pl. 1 fig. 1 (Abich's drawings), 3-7, 9
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Baulina, M. N. (1963). ??????? ? ??????????????? ????????? Satffella sphaerica (Abich)-On the question of the systematic position of Staffella sphaerica (Abich). ???????? ???? ???? ??????? ??????????????????-Academy of Sciences USSR Questions of Micropaleontology. 7: 85-104., available online at (http://www.ginras.ru/library/pdf/07_1963_voprosy_mikropaleontologii.pdf) page(s): pl. 2 fig. 1-8, 13-14