Daughter taxa (time control age-window is: 0-800Ma)![]() | ||||
Gublerina cuvillieri | ||||
Gublerina rajagopalani | ||||
Gublerina sp. Specimens which cannot be assigned to established species |
Taxonomy
Original description: Se différencie totalement de tous les autres genres d'Heterohelicidae par son espace intercalaire déprimé et non pourvu de loges.
Entries in the Catalog of original descriptions: Gublerina
Distinguishing features:
Parent taxon (Heterohelicidae): Aperture symmetrical, ranging from a low slit to a high arch at the base of the final chamber, becoming terminal in uniserial taxa.
This taxon: Test flabelliform, the 2 rows of chambers diverge leaving nonseptate central space that later is partially occupied by chamber proliferation.
Morphology:
Geological Range:
Last occurrence (top): in upper part of Maastrichtian Stage (79% up, 67.3Ma, in Maastrichtian stage). Data source: Total of range of species in this database
First occurrence (base): in lower part of Campanian Stage (38% up, 79.2Ma, in Campanian stage). Data source: Total of range of species in this database
Plot of range and occurrence data:
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Gublerina compiled by the pforams@mikrotax project team viewed: 20-3-2023
Short stable page link: https://mikrotax.org/pforams/index.php?id=110214 Go to Archive.is to create a permanent copy of this page - citation notes |
Comments
(1)
Ref.: Kikoine, J. (1948). Les Heterohelicidae du Crétacé supérieur pyrénéen. Bulletin de la Société Géologique de France. ser. 5, 18(1-3): 15-35.
Thanks, that is being done now