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Sigmoidella elegantissima sensu Jones, R.W. 1994. The Challenger Foraminifera. Image source: Brady, H.B. (1884) Pl. 72
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Stewart Island, Port Pegasus, 16 m depth, Plate 7 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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Subantarctic New Zealand, 143 m depth.
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Sigmoidella seguenzana sensu Jones, R.W. 1994. The Challenger Foraminifera. Image source: Brady, H.B. (1884) Pl. 72
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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 459, Figs. 3-4: U. Pliocene, Okuwa, Kaga Prov., Japan. Opposite sides of paratype, x 42 (from Loeblich and Tappan, 1964).
