| Daughter taxa: (blue => in age window 0-800Ma) | ||||
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| Specimens which cannot be assigned to established species | ||||
Taxonomy
Original description: Gublerina Kikoine 1948:
Entries in the Catalog of original descriptions: Gublerina;
Distinguishing features: Test compressed, flabelliform, early stage planispiral, later biserial and increasing rapidly in breadth, the two series of chambers diverging to leave a broad nonseptate central area that later is partially occupied by chamber proliferation, sutures depressed; wall calcareous, finely perforate, ornamented with longitudinal costae and nodes, most prominently in the early stage; aperture an arch at the base of the final chamber.
Geological Range:
Last occurrence (top): within Maastrichtian Stage (66.04-72.05Ma, top in Maastrichtian stage). Data source: Total of range of species in this database
First occurrence (base): within Campanian Stage (72.05-83.64Ma, base in Campanian stage). Data source: Total of range of species in this database
Plot of occurrence data:
Dec 2017 - Plotting of Neptune data has been re-enabled on the Mesozoic pages following revision of the age-models in Neptune. The data is, however, still very sparse for the Early Cretaceous
Kikoine, J., (1948). Les Heterohelicidae du Crétacé supérieur pyrénéen. Bulletin de la Société Géologique de France, series 5, 18(1-3): 15-35. Loeblich, A.R. & Tappan, H., (1988). Foraminiferal Genera and Their Classification (Volume I-II)Van Nostrand Reinhold Co., New York, 1059 pp.References:
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Gublerina compiled by the pforams@mikrotax project team viewed: 22-2-2019
Short stable page link: http://mikrotax.org/pforams/index.php?id=110214 Go to Archive.is to create a permanent copy of this page - citation notes |