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found at 192m depth Greenland Sea, Arctic Source: (http://www.foraminifera.eu/psammosphaera-fusca-greenland.html)
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Psammosphaera fusca sensu Jones, R.W. 1994. The Challenger Foraminifera. Image source: Brady, H.B. (1884) Pl. 18
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Image source: Cushman, J.A. 1918. The Foraminifera of the Atlantic Ocean. Part I. Astrorhizidae. Bull. U.S. Natl. Mus. 104.
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Image source: Cushman, J.A. 1918. The Foraminifera of the Atlantic Ocean. Part I. Astrorhizidae. Bull. U.S. Natl. Mus. 104.
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Image source: Goës, A. 1894. A Synopsis of the Arctic and Scandinavian recent marine Foraminifera hitherto discovered. Kong. Svenska Vetenskaps-Akademiens Handlingar 25(9): 1-127 + 25 pls. (Notae numerorum tenues mensuram indicant millimetricam).
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Image source: Höglund, H. 1947. Foraminifera in the Gullmar fjord and the Skagerak. Zoologiska Bidrag från Uppsala 26: 1-328 + 32 pls. Uploaded with written permission from the copyright owners Annalena Höglund and Jan Höglund.
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Image source: Höglund, H. 1947. Foraminifera in the Gullmar fjord and the Skagerak. Zoologiska Bidrag från Uppsala 26: 1-328 + 32 pls. Uploaded with written permission from the copyright owners Annalena Höglund and Jan Höglund. Figs 11-12 may be a different species.
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Image source: Cushman, J.A. 1910. A Monograph of the Foraminifera of the North Pacific Ocean. Part I. Astrorhizidae and Lituolidae. Bull. U.S. Nation. Mus 71: xiv+134 pp.
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Image source: Cushman, J.A. 1918. The Foraminifera of the Atlantic Ocean. Part I. Astrorhizidae. Bull. U.S. Natl. Mus. 104.
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Image source: Cushman, J.A. 1921. Foraminifera of the Philippine and adjacent seas. Bull. U.S. Natl. Mus. 100(4).
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Image source: Cushman, J.A. 1910. A Monograph of the Foraminifera of the North Pacific Ocean. Part I. Astrorhizidae and Lituolidae. Bull. U.S. Nation. Mus 71: xiv+134 pp.
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Image source: Cushman, J.A. 1918. The Foraminifera of the Atlantic Ocean. Part I. Astrorhizidae. Bull. U.S. Natl. Mus. 104.
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This specimen has two distinct apertures (one is quite visible at upper 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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This specimen has no distinct apertures through the test, which is not uncommon in members of this genus. Image courtesy of Elisabeth Alve, University of Oslo. Originally published in J. Foram. Res. 16: 261-284; used with permission.
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Greenland Sea/Arctic, cruise of Polarstern found at 78.58N 07.37W at 192m depth 30.9.1995