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Biloculina comata.
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Triloculina (try-lock-you-lean-a) is an intertidal benthic foraminifer, with a small number of elongate chambers. Test usually said to be calcareous (porcellanous) but is brown coloured. With several major chambers. Pseudopodia mostly arise from the aperture (left). Phase contrast.
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Triloculina (try-lock-you-lean-a) is an intertidal benthic foraminifer, with a small number of elongate chambers. Test usually said to be calcareous (porcellanous) but is brown coloured. With several major chambers. Pseudopodia mostly arise from the aperture (left). Dark ground
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This specimen was collected off the South Texas coast, but is more commonly found in deeper water. Image courtesy of Pamela Stephens, Midwestern State University.
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Collected near Laguna Madre, Texas. Image courtesy of Pamela Stephens, Midwestern State University.
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This species is often found in nearshore and lagoon environments; this one was collected at Laguna Madre, Texas. Image courtesy of Pamela Stephens, Midwestern State University.
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The species is named after a early 20th century foraminiferologist, Henry Sidebottom. This example was collected at Laguna Madre, Texas. Image courtesy of Pamela Stephens, Midwestern State University.
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Specimen harvested along South Texas coast. Image courtesy of Pamela Stephens, Midwestern State University.
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Specimen collected along South Texas coast. This species may sometimes be confused with Q. seminulum. Image courtesy of Pamela Stephens, Midwestern State University.
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From Nueces Bay, Texas. Image courtesy of Pamela Stephens, Midwestern State University.
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From Laguna Madre, Texas. This species seems to have become much less common in the region in recent years, possibly due to changes in conditions caused by dredging of the Harlingen Ship Channel. Image courtesy of Pamela Stephens, Midwestern State University.
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This species has a very delicate, thin calcareous test. Sample collected at Laguna madre, Texas. Image courtesy of Pamela Stephens, Midwestern State University.
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This species is often found in tidal marshes, living on filamentous algae. 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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Amrum / North Sea 54.69 N, 8.33 E beach found Dec-2007
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Amrum / North Sea 54.69 N, 8.33 E beach found Dec-2007
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Amrum / North Sea 54.69 N, 8.33 E beach found Dec-2007
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This foram is extremely common in the Ross Sea (Antarctica). The "porcelaneous" structure typical of miliolid tests (rotalids have glassy "hyaline" tests) is very conspicuous here. Image courtesy of Samuel S. Bowser, Wadsworth Center.
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This species is named for the prominent "lips" (L. labrum) surrounding the aperture. Specimen collected from waters near Iceland. Image courtesy of Gudmundur Gudmundsson, Icelandic Institute and Museum of Natural History. This image first appeared in J. Foram Res. 28:240-256 and is used with permission.
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Specimen collected from waters near Iceland. Image courtesy of Gudmundur Gudmundsson, Icelandic Institute and Museum of Natural History. This image first appeared in J. Foram Res. 28:240-256 and is used with permission.
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Specimen collected from waters near Iceland. Image courtesy of Gudmundur Gudmundsson, Icelandic Institute and Museum of Natural History. This image first appeared in J. Foram Res. 28:240-256 and is used with permission.
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This aperture conformation is typical of members of the genus. Specimen collected from waters near Iceland. Image courtesy of Gudmundur Gudmundsson, Icelandic Institute and Museum of Natural History. This image first appeared in J. Foram Res. 28:240-256 and is used with permission.
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The biserial arrangement of the test (the youngest chamber is on top) is very evident here. Specimen collected from waters near Iceland. Image courtesy of Gudmundur Gudmundsson, Icelandic Institute and Museum of Natural History. This image first appeared in J. Foram Res. 28:240-256 and is used with permission.
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Specimen collected from waters near Iceland. This species prefers warmer water (6-7 degrees C) than other members of its genus. Image courtesy of Gudmundur Gudmundsson, Icelandic Institute and Museum of Natural History. This image first appeared in J. Foram Res. 28:240-256 and is used with permission.
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Image of the holotype. This specimen is misidentified;
Flintina is not an agglutinated foram. However, identification is not possible without breaking open the 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.