WoRMS taxon details

Schlumbergerella Hanzawa, 1952

520961  (urn:lsid:marinespecies.org:taxname:520961)

accepted
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marine, brackish, fresh, terrestrial
recent + fossil
feminine
Hanzawa, S. (1952), Notes on the Recent and Fossil Baculogypsinoides spinosus YABE and HANZAWA from the Ryukyu Islands and Taiwan (Formosa), with Remarks on some Spinose Foraminifera. Short Papers from the Institute of Geology and Paleontology, Tohoku University, Sendai, no.4, pp.1-22.
page(s): p. 19 [details]   
Hayward, B.W.; Le Coze, F.; Vachard, D.; Gross, O. (2024). World Foraminifera Database. Schlumbergerella Hanzawa, 1952. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=520961 on 2024-03-19
Date
action
by
2010-09-17 12:34:14Z
created
2010-09-23 02:29:11Z
changed
2018-01-10 09:57:04Z
changed
2019-08-28 10:48:42Z
changed

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original description Hanzawa, S. (1952), Notes on the Recent and Fossil Baculogypsinoides spinosus YABE and HANZAWA from the Ryukyu Islands and Taiwan (Formosa), with Remarks on some Spinose Foraminifera. Short Papers from the Institute of Geology and Paleontology, Tohoku University, Sendai, no.4, pp.1-22.
page(s): p. 19 [details]   

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 large, globular, up to 3.5 mm in diameter, with slightly projecting spines or tubercles, microspheric generation with early flat to planispiral coil of about two whorls without spines, then with inflational spines that lack an internal canal system arising from the outer wall, megalospheric embryo consists of spherical proloculus, deuteroloculus, and reniform third chamber with tetragonal spines formed from the outer chamber walls of each, embryonal stage followed by numerous small arched chambers that produce a globular test, communicating with adjacent chambers through stolons in the lateral walls and with chambers of the same radial row by the coarse wall perforations, numerous massive crystalline ornamental pillars form at a later stage of growth and are interspersed between the radiating rows of chamberlets; canal system much reduced, with only a few elongate radial stolons in the chamberlets at their contact with the spines taking the function of the canal system; wall calcareous, coarsely perforate. Pleistocene to Holocene; Indonesia: Java; Timor. (Loeblich & Tappan, 1987, Foraminiferal Genera and Their Classification) [details]