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A closeup of the aperture. Image courtesy of Elisabeth Alve, University of Oslo. Originally published in J. Foram. Res. 16: 261-284; used with permission.
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This species is common in the deep, marine ares of the Sandebukta, a branch of the Oslofjord. Image courtesy of Elisabeth Alve, University of Oslo. Originally published in J. Foram. Res. 16: 261-284; used with permission.
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This Antarctic allogromiid has a loosely-agglutinated but thick test made mostly of fine sand. The grains appear to be held together by reticulopodia, rather than by an organic cement. Image courtesy of Samuel S. Bowser, Wadsworth Center.