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Acervulina inhaerens sensu Jones, R.W. 1994. The Challenger Foraminifera. Image source: Brady, H.B. (1884) Pl. 102
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Image source: Cushman, J.A. 1931. The Foraminifera of the Atlantic Ocean. Part 8. Rotaliidae, Amphisteginidae, Calcarinidae, Cymbaloporettidae, Globorotaliidae, Anomalinidae, Planorbulinidae, Rupertiidae and Homotremidae. Bull. U.S. Natl. Mus. 104.
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Stewart Island, Port Pegasus, Plate 15 in Hayward, B.W., Grenfell, H.R., Reid, C.M., Hayward, K.A. 1999. Recent New Zealand shallow-water benthic Foraminifera: Taxonomy, ecologic distribution, biogeography, and use in paleoenvironmental assessment. Institute of Geological and Nuclear Sciences Monograph 21, 258 p.
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Northland, Cavalli Islands, 1 m depth; Plate 15 in Hayward, B.W., Grenfell, H.R., Reid, C.M., Hayward, K.A. 1999. Recent New Zealand shallow-water benthic Foraminifera: Taxonomy, ecologic distribution, biogeography, and use in paleoenvironmental assessment. Institute of Geological and Nuclear Sciences Monograph 21, 258 p.
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Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 661, Figs. 7-10: Holocene, Mauritius Island, Indian Ocean. 7, Section perpendicular to surface, x 75; 8, section through center of a knob showing somewhat irregular chambers and perforated septa, x 96; 9, diagrammatic figure of specimen encrusting a shell, showing radially built walls and perforated septa, enlarged; 10, exterior of specimen attached to substrate, natural size (from Lindsey, 1913).
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Discogypsina vesicularis sensu Jones, R.W. 1994. The Challenger Foraminifera. Image source: Brady, H.B. (1884) Pl. 101
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Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 662, Figs. 1-3: . Holocene, Funafuti Lagoon, Funafuti Atoll, W. Pacific. Opposite sides and edge view of paratype, x 32 (from Loeblich and Tappan, 1964).
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Sphaerogypsina globulus sensu Jones, R.W. 1994. The Challenger Foraminifera. Image source: Brady, H.B. (1884) Pl. 101
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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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Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 662, Figs. 9-11: U. Eocene, Sarawak, Malaysia. 9, Median section of holotype, x 34; 10, median section showing pseudopillars formed by thickening of lateral walls, and coarse spines, x 34; 11, tangential section intersecting the pseudopillars, x 34 (from Adams, 1965).
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Loeblich, A. R., Tappan, H. N., 1987: Foraminiferal genera and their classification. Van Nostrand, Reinhold Co. New York 1728 pp. Plate 660, Figs. 1-2: L. Miocene (Aquitanian), subsurface, Daito Islands (Kitadaitojima, formerly North Borodino Island), E. of Ryukyu lslands, W. Pacific. 1, Transverse section showing thickened outer wall of separate layers, x 20; 2, tangential section intersecting outer wall at upper left, x 20 (from Hanzawa, 1940).
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SEM image of the foraminiferan Planorbulina acervalis
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found near Port Campbell/Australia/recentSend me your sand or rock ! I extract the foraminifera and shoot the images for free. Info at
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