pforams@mikrotax - Gubkinella

Gubkinella


Classification: pf_mesozoic -> Chilostomellidae -> Gubkinella
Sister taxa: Gubkinella
Daughter taxa (time control age-window is: 0-800Ma)
Gubkinella graysonensis

Gubkinella sp.
Specimens which cannot be assigned to established species

Taxonomy

Citation: Gubkinella Suleymanov, 1955
Rank: Genus

Original description: Translation from the Russian. - Test helically coiled, in the shape of a short quadrihedral pyramid with rounded corners. Each whorl contains four chambers. Chambers spherical, quickly increasing insize as added. Sutures depressed. Aperture a low slit, between the umbilicusand the peripheral margin and covered by a lip shaped like the peak of a cap. Wall calcareous, smooth.

Family Heterohelicidae. Upper Cretaceous.Monotypic.

Entries in the Catalog of original descriptions: Gubkinella


Emended description:


Morphology:

Wall type:

Size:

Geological Range:
Last occurrence (top): at top of Albian Stage (100% up, 100.5Ma, in Albian stage). Data source: Total of range of species in this database
First occurrence (base): at base of Albian Stage (0% up, 113Ma, in Aptian stage). Data source: Total of range of species in this database

Plot of range and occurrence data:

References:


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Gubkinella compiled by the pforams@mikrotax project team viewed: 20-5-2022

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Short stable page link: https://mikrotax.org/pforams/index.php?id=110211 Go to Archive.is to create a permanent copy of this page - citation notes



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