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The multiple chambers of the test are less easily seen here than in most other Reophax species. Image courtesy of Elisabeth Alve, University of Oslo. Originally published in J. Foram. Res. 16: 261-284; used with permission.
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Closeup of a predation scar. The large holes, left by the predator, are infilled with clayey sediment. The scar is about 150 um across. Photo courtesy of Kurt S.S. Nielsen. Image first appeared in J. Foram Res. 31:93-95, and is used with permission.
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Image courtesy of Stefan Revets. This image first appeared in Hansen and Revets, J. Foram. Res. 22:166-180 (1992) and is used with permission.
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All Biocode files are based on field identifications to the best of the researcher’s ability at the time.
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All Biocode files are based on field identifications to the best of the researcher’s ability at the time.
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Image of holotype, with the aperture toward the viewer. 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 in Nueces Bay, on the Texas Gulf Coast. Image courtesy of Pamela Stephens, Midwestern State University.
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Bolivina alata.
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Image courtesy of Stefan Revets. This image first appeared in Hansen and Revets, J. Foram. Res. 22:166-180 (1992) and is used with permission.
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Image of holotype. This species is probably a form of
D. semipunctata. Test is 1.2 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 image shows a closeup of the youngest chambers of the test. The aperture is the dark star-shaped hole at top left. Image courtesy of Elisabeth Alve, University of Oslo. Originally published in J. Foram. Res. 16: 261-284; used with permission.
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Bolivina marginata.
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Image of holotype. 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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Trochamminids are common inhabitants of estuarine environments. This species was the most common of its genus in the Sandebukta, an arm of the Oslofjord, Norway. Image courtesy of Elisabeth Alve, University of Oslo. Originally published in J. Foram. Res. 16: 261-284; used with permission.
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Mimosina hystrix.
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A view from the side of the test, facing the aperture. 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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Notice the considerable difference in morphology between the spiral and umbilical faces. Image courtesy of Elisabeth Alve, University of Oslo. Originally published in J. Foram. Res. 16: 261-284; used with permission.
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Nummulites orbiculatus.
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Sample collected at Hamble Estuary, Hampshire, England. This marine species is generally only found in the estuary during the summer and fall. 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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This Cretaceous (Albian) foram was identified at sites in Alberta, Canada. Image courtesy of Stefan Revets. This image was first published in J. Foram Res. 32:51-56, and is used with permission.
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This species was found to be very abundant in deeper, more marine parts of the Sandebukta (part of the Oslofjord), Norway. Image courtesy of Elisabeth Alve, University of Oslo. Originally published in J. Foram. Res. 16: 261-284; used with permission.
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Image courtesy of Stefan Revets. This image was first published in J. Foram Res. 32:51-56, and is used with permission.
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This view has the aperture facing away from the viewer, at top. Image courtesy of Elisabeth Alve, University of Oslo. Originally published in J. Foram. Res. 16: 261-284; used with permission.
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Image courtesy of Stefan Revets. This image was first published in J. Foram Res. 32:51-56, and is used with permission.