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Discription to come
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This fossil test was found in Albian strata, thought to have been laid down in anoxic conditions. Image courtesy of Joan Bernhard, WHOI. This image originally appeared in J. Foram. Res. 16:207-215 and is used with permission.
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Bolivina alata.
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This species is an "opportunistic" marine taxon, which readily invades nearshore environments if conditions allow. Sample collected at Hamble Estuary, Hampshire, England. Image courtesy of Elisabeth Alve, University of Oslo. Originally published in the Journal of Foraminiferal Research 31:1; used with permission.
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Sample collected at Hamble Estuary, Hampshire, England. Image courtesy of Elisabeth Alve, University of Oslo. Originally published in the Journal of Foraminiferal Research 31:1; used with permission.
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The aperture is at upper right. The test is 0.44 mm. across. Image courtesy of David B. Scott, Dalhousie University. This image was originally published in
Palaeologica Electronica, vol. 3, issue 2, and is used with the kind permission of that journal and the Paleontological Association.
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Bolivina marginata.
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The aperture is at upper right. The test is 0.44 mm. in its long dimension in this view. Image courtesy of David B. Scott, Dalhousie University. This image was originally published in
Palaeologica Electronica, vol. 3, issue 2, and is used with the kind permission of that journal and the Paleontological Association.
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This test is broken at the aperture. Longest dimension is 1.53 mm. Image courtesy of David B. Scott, Dalhousie University. This image was originally published in
Palaeologica Electronica, vol. 3, issue 2, and is used with the kind permission of that journal and the Paleontological Association.
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Test is 0.36 mm. across. Image courtesy of David B. Scott, Dalhousie University. This image was originally published in
Palaeologica Electronica, vol. 3, issue 2, and is used with the kind permission of that journal and the Paleontological Association.
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This photo is of the species holotype. The test is 1.5 mm across. Image courtesy of David B. Scott, Dalhousie University. This image was originally published in
Palaeologica Electronica, vol. 3, issue 2, and is used with the kind permission of that journal and the Paleontological Association.
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Electron micrograph of an individual recovered from the Santa Barbara Basin, California. Length: about 800 um. Image courtesy of Joan Bernhard, Woods Hole Oceanographic Institute. Originally published in the Journal of Foraminiferal Research 27:4; used with permission.
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Image courtesy of David B. Scott, Dalhousie University. This image was originally published in
Palaeologica Electronica, vol. 3, issue 2, and is used with the kind permission of that journal and the Paleontological Association.
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Electron micrograph of an individual recovered from the Santa Barbara Basin, California. Length: about 400 um. Image courtesy of Joan Bernhard, Woods Hole Oceanographic Institute. Originally published in the Journal of Foraminiferal Research 27:4; used with permission.
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Test is 0.44 mm. across. Image courtesy of David B. Scott, Dalhousie University. This image was originally published in
Palaeologica Electronica, vol. 3, issue 2, and is used with the kind permission of that journal and the Paleontological Association.
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Sample collected at Hamble Estuary, Hampshire, England. Bolivinids are generally found in the estuary only in fall and early winter, when river water flow is low and salinity is relatively high. Image courtesy of Elisabeth Alve, University of Oslo. Originally published in the Journal of Foraminiferal Research 31:1; used with permission.
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View of the holotype, showing the aperture. Image courtesy of David B. Scott, Dalhousie University. This image was originally published in
Palaeologica Electronica, vol. 3, issue 2, and is used with the kind permission of that journal and the Paleontological Association.
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Collected along the South Texas coast. Image courtesy of Pamela Stephens, Midwestern State University.
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Image of the holotype. The test is 1.2 mm. across; aperture is at right. The chambers of the test are particularly clear in this photo. Image courtesy of David B. Scott, Dalhousie University. This image was originally published in
Palaeologica Electronica, vol. 3, issue 2, and is used with the kind permission of that journal and the Paleontological Association.
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Image of the holotype. The aperture is at right. Image courtesy of David B. Scott, Dalhousie University. This image was originally published in
Palaeologica Electronica, vol. 3, issue 2, and is used with the kind permission of that journal and the Paleontological Association.
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Image of the holotype. Test is 1.33 mm. across. Image courtesy of David B. Scott, Dalhousie University. This image was originally published in
Palaeologica Electronica, vol. 3, issue 2, and is used with the kind permission of that journal and the Paleontological Association.
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Image of the holotype. Test is 1.33 mm. across. Image courtesy of David B. Scott, Dalhousie University. This image was originally published in
Palaeologica Electronica, vol. 3, issue 2, and is used with the kind permission of that journal and the Paleontological Association.
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Image of the holotype; aperture is at top right, and the test is 0.67 mm. across. This subspecies is distinguished by the serrated edge on its test. Image courtesy of David B. Scott, Dalhousie University. This image was originally published in
Palaeologica Electronica, vol. 3, issue 2, and is used with the kind permission of that journal and the Paleontological Association.
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Discription to come