Foraminifera taxon details
Stewartina laxissima (Dunbar & Skinner, 1937) †
1214170 (urn:lsid:marinespecies.org:taxname:1214170)
accepted
Species
Pseudofusulina laxissima (Dunbar & Skinner, 1937) † · unaccepted
Schwagerina laxissima Dunbar & Skinner, 1937 † · unaccepted (Opinion of Wilde (1971), Bensh (1987))
marine, brackish, fresh, terrestrial
fossil only
(of Schwagerina laxissima Dunbar & Skinner, 1937 †) Dunbar, C. O.; Skinner, J. W. (1937). Permian Fusulinidae of Texas; in The geology of Texas. <em>Texas University Bulletin.</em> 3701 v.3(2): 517-825., available online at http://hdl.handle.net/2152/24042
page(s): p. 652, pl. 68, figs. 1-11.; note: 1. Cotypes, natural size. V.P.M. 15017 2-4. Three of the above (X 5). 5. Axial section of a cotype (X 5). V.P.M. 15019. 6. Detail of wall of figure 11, enlarged (X 150). 7, 8. Sagittal sections of...
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page(s): p. 652, pl. 68, figs. 1-11.; note: 1. Cotypes, natural size. V.P.M. 15017 2-4. Three of the above (X 5). 5. Axial section of a cotype (X 5). V.P.M. 15019. 6. Detail of wall of figure 11, enlarged (X 150). 7, 8. Sagittal sections of...
1. Cotypes, natural size. V.P.M. 15017
2-4. Three of the above (X 5).
5. Axial section of a cotype (X 5). V.P.M. 15019.
6. Detail of wall of figure 11, enlarged (X 150).
7, 8. Sagittal sections of cotypes ( X 10). V.P.M. 15020.
9. Tangential slice, showing the plan of septal fluting in the
penultimate whorl. The break in the septa is due to the tun-
nel. This is one of the specimens shown in figure 1.
10,11. Axial section of cotypes (X 10). V.P.M. 15019, 15018.
Hueco limestone, in an outlier in the slope facing Anthony, in
the Franklin Mountains, about 12 miles north of El Paso,
Texas (Loc. 89). Collected by L. A. Nelson.
[request]
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2025). World Foraminifera Database. Stewartina laxissima (Dunbar & Skinner, 1937) †. Accessed at: https://www.marinespecies.org/foraminifera/aphia.php?p=taxdetails&id=1214170 on 2026-06-18
Date
action
by
original description
(of Schwagerina laxissima Dunbar & Skinner, 1937 †) Dunbar, C. O.; Skinner, J. W. (1937). Permian Fusulinidae of Texas; in The geology of Texas. <em>Texas University Bulletin.</em> 3701 v.3(2): 517-825., available online at http://hdl.handle.net/2152/24042
page(s): p. 652, pl. 68, figs. 1-11.; note: 1. Cotypes, natural size. V.P.M. 15017 2-4. Three of the above (X 5). 5. Axial section of a cotype (X 5). V.P.M. 15019. 6. Detail of wall of figure 11, enlarged (X 150). 7, 8. Sagittal sections of...
[details] Available for editors [request]
new combination reference Bensh, F. R. (1987). Ревизия систематики псевдофузулинид, рода Pseudofusulina Dunbar et Skinner, 1931 и близких родов - Revision of the Pseudofusulinids systematics, the genus Pseudofusulina Dunbar et Skinner, 1931 and similar genera. <em>Академия наук СССР Вопросы микропалеонтологии - Academy of Sciences USSR Questions of Micropaleontology.</em> 29: 20-53., available online at http://www.ginras.ru/library/pdf/29_1987_voprosy_mikropaleontologii.pdf [details] Available for editors [request]
new combination reference Wilde, G. L. (1971). Phylogeny of Pseudofusulinella and its bearing on Early Permian stratigraphy; in Dutro, J.T. (ed.), Paleozoic perspectives, a paleontological tribute to G. Arthur Cooper. <em>Smithsonian Contributions to Paleobiology.</em> 3: 363-379., available online at https://doi.org/10.5479/si.00810266.3.1 [details] Available for editors [request]
page(s): p. 652, pl. 68, figs. 1-11.; note: 1. Cotypes, natural size. V.P.M. 15017 2-4. Three of the above (X 5). 5. Axial section of a cotype (X 5). V.P.M. 15019. 6. Detail of wall of figure 11, enlarged (X 150). 7, 8. Sagittal sections of...
1. Cotypes, natural size. V.P.M. 15017
2-4. Three of the above (X 5).
5. Axial section of a cotype (X 5). V.P.M. 15019.
6. Detail of wall of figure 11, enlarged (X 150).
7, 8. Sagittal sections of cotypes ( X 10). V.P.M. 15020.
9. Tangential slice, showing the plan of septal fluting in the
penultimate whorl. The break in the septa is due to the tun-
nel. This is one of the specimens shown in figure 1.
10,11. Axial section of cotypes (X 10). V.P.M. 15019, 15018.
Hueco limestone, in an outlier in the slope facing Anthony, in
the Franklin Mountains, about 12 miles north of El Paso,
Texas (Loc. 89). Collected by L. A. Nelson.
[request]new combination reference Bensh, F. R. (1987). Ревизия систематики псевдофузулинид, рода Pseudofusulina Dunbar et Skinner, 1931 и близких родов - Revision of the Pseudofusulinids systematics, the genus Pseudofusulina Dunbar et Skinner, 1931 and similar genera. <em>Академия наук СССР Вопросы микропалеонтологии - Academy of Sciences USSR Questions of Micropaleontology.</em> 29: 20-53., available online at http://www.ginras.ru/library/pdf/29_1987_voprosy_mikropaleontologii.pdf [details] Available for editors
[request]new combination reference Wilde, G. L. (1971). Phylogeny of Pseudofusulinella and its bearing on Early Permian stratigraphy; in Dutro, J.T. (ed.), Paleozoic perspectives, a paleontological tribute to G. Arthur Cooper. <em>Smithsonian Contributions to Paleobiology.</em> 3: 363-379., available online at https://doi.org/10.5479/si.00810266.3.1 [details] Available for editors
[request]
From editor or global species database
Image from synonym