Traits name details
Orbitolina planoconvexa Yabe & Hanzawa, 1926 †
915483 (urn:lsid:marinespecies.org:taxname:915483)
uncertain > taxon inquirendum (Opinion of Bidgood, Schlagintweit and Simmons (2024) [No visible embryo])
Species
marine, brackish, fresh, terrestrial
fossil only
Yabe, H.; Hanzawa, S. (1926). Geological age of Orbitolina bearing rocks of Japan. <em>The science reports of the Tohoku University. Second series, Geology.</em> 9(1), 13-A12., available online at http://hdl.handle.net/10097/30197 [details] Available for editors 

Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2025). World Foraminifera Database. Orbitolina planoconvexa Yabe & Hanzawa, 1926 †. Accessed through: Marine Species Traits editorial board (2025) Marine Species Traits at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=915483 on 2025-05-30
Marine Species Traits editorial board (2025). Marine Species Traits. Orbitolina planoconvexa Yabe & Hanzawa, 1926 †. Accessed at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=915483 on 2025-05-30
Date
action
by
original description
Yabe, H.; Hanzawa, S. (1926). Geological age of Orbitolina bearing rocks of Japan. <em>The science reports of the Tohoku University. Second series, Geology.</em> 9(1), 13-A12., available online at http://hdl.handle.net/10097/30197 [details] Available for editors 
basis of record Ellis, B. F.; Messina, A. R. (1940-2015). Catalogue of Foraminifera. <em>Micropaleontology Press, American Museum of Natural History, New York.</em> [details]
status source Bidgood, M.; Schlagintweit, F.; Simmons, M. (2024). THE GENUS ORBITOLINA D'ORBIGNY, 1850 (LARGER BENTHIC FORAMINIFERA) AND ITS CONSTITUENT SPECIES: NOTES ON IDENTITY AND STRATIGRAPHIC RANGES. <em>Acta Palaeontologica Romaniae.</em> (20 (2)): 33-59., available online at https://doi.org/10.35463/j.apr.2024.02.05 [details] Available for editors

basis of record Ellis, B. F.; Messina, A. R. (1940-2015). Catalogue of Foraminifera. <em>Micropaleontology Press, American Museum of Natural History, New York.</em> [details]
status source Bidgood, M.; Schlagintweit, F.; Simmons, M. (2024). THE GENUS ORBITOLINA D'ORBIGNY, 1850 (LARGER BENTHIC FORAMINIFERA) AND ITS CONSTITUENT SPECIES: NOTES ON IDENTITY AND STRATIGRAPHIC RANGES. <em>Acta Palaeontologica Romaniae.</em> (20 (2)): 33-59., available online at https://doi.org/10.35463/j.apr.2024.02.05 [details] Available for editors
