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Planoglabratella opercularis sensu Jones, R.W. 1994. The Challenger Foraminifera. Image source: Brady, H.B. (1884) Pl. 89
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Northland, Cavalli islands, 6 m depth, Plate 11 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, 17 m depth, Plate 11 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, 5.5 m depth, Plate 13 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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This specimen was collected off the southeast coast of the island of Honshu (Japan). Image courtesy of Masashi Tsuchiya, Japan Agency for Marine-Earth Science and Technology. This image first appeared in J. Foram Res. 33:285-293 and is used with permission.
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This species is less "flat" than its sister species, P. opercularis. Image courtesy of Masashi Tsuchiya, Japan Agency for Marine-Earth Science and Technology. This image first appeared in J. Foram Res. 33:285-293 and is used with permission.
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Notice the prominent "bosses" on the underside of the test. Image courtesy of Masashi Tsuchiya, Japan Agency for Marine-Earth Science and Technology. This image first appeared in J. Foram Res. 33:285-293 and is used with permission.
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This species is common in Japanese coastal waters. Image courtesy of Masashi Tsuchiya, Japan Agency for Marine-Earth Science and Technology. This image first appeared in J. Foram Res. 33:285-293 and is used with permission.
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Notice the flatter profile and diferent coiling pattern compared to P. nakamurai. Image courtesy of Masashi Tsuchiya, Japan Agency for Marine-Earth Science and Technology. This image first appeared in J. Foram Res. 33:285-293 and is used with permission.
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Image courtesy of Masashi Tsuchiya, Japan Agency for Marine-Earth Science and Technology. This image first appeared in J. Foram Res. 33:285-293 and is used with permission.
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Although this foraminiferan morphologically resembles the "Type A" form of P. opercularis, it is more closely related to P. nakamurai by ITS sequence phylogenetic analysis. This specimen was collected off the southeast coast of the island of Honshu (Japan). Image courtesy of Masashi Tsuchiya, Japan Agency for Marine-Earth Science and Technology. This image first appeared in J. Foram Res. 33:285-293 and is used with permission.
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Image courtesy of Masashi Tsuchiya, Japan Agency for Marine-Earth Science and Technology. This image first appeared in J. Foram Res. 33:285-293 and is used with permission.
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This specimen was collected off the southeast coast of the island of Honshu (Japan). Image courtesy of Masashi Tsuchiya, Japan Agency for Marine-Earth Science and Technology. This image first appeared in J. Foram Res. 33:285-293 and is used with permission.
