Foraminifera taxon details

Takayanagia Nomura, 1983

526530  (urn:lsid:marinespecies.org:taxname:526530)

accepted
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marine, brackish, fresh, terrestrial
feminine
Nomura, R. (1983). Cassidulinidae (foraminiferida) from the uppermost Cenozoic of Japan (part 1). <em>Tohoku University Scientific Reports, 2nd Series (Geology).</em> 53:1-101, pls. 1-25., available online at http://hdl.handle.net/10097/00104991
page(s): p. 52 [details]  Available for editors  PDF available [request] 
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2024). World Foraminifera Database. Takayanagia Nomura, 1983. Accessed at: https://www.marinespecies.org/foraminifera/aphia.php?p=taxdetails&id=526530 on 2024-03-03
Date
action
by
2010-09-23 07:08:16Z
created
2013-03-08 15:09:52Z
changed
2014-05-03 09:01:20Z
changed
2019-12-06 14:52:13Z
changed

original description Nomura, R. (1983). Cassidulinidae (foraminiferida) from the uppermost Cenozoic of Japan (part 1). <em>Tohoku University Scientific Reports, 2nd Series (Geology).</em> 53:1-101, pls. 1-25., available online at http://hdl.handle.net/10097/00104991
page(s): p. 52 [details]  Available for editors  PDF available [request] 

additional source Loeblich, A. R.; Tappan, H. (1987). Foraminiferal Genera and their Classification. Van Nostrand Reinhold Company, New York. 970pp., available online at https://books.google.pt/books?id=n_BqCQAAQBAJ [details]  Available for editors  PDF available [request] 
From editor or global species database
Diagnosis Test lenticular, compressed, periphery subacute to carinate, chambers biserially arranged, with planispirally enrolled plane of biseriality, commonly four pairs of chambers in the final whorl, alternate chambers extending to the closed umbilicus on one side, leaving only a small triangular portion visible near the periphery of the opposite side, sutures curved; wfill calcareous, hyaline, optically radial, surface smooth and polished; aperture interiomarginal, a long narrow slit along the periphery of the preceding chamber, bordered by a small apertural ridge or lip. L. Pliocene to Holocene; Pacific margins; Caribbean. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]