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Whiteinella aumalensis


Classification: pf_mesozoic -> Hedbergellidae -> Whiteinella -> Whiteinella aumalensis
Sister taxa: W. aprica, W. archaeocretacea, W. aumalensis, W. baltica, W. bornholmensis, W. brittonensis, W. inornata, W. paradubia, W. sp.,

Taxonomy

Citation: Whiteinella aumalensis (Sigal, 1952)
Rank: Species
Basionym: Globigerina aumalensis
Synonyms: Praeglobotruncana?  gigantea

Type images:

Original description: Caracterisé par sa convexité spirale et par l'annonce de la carène.

Translation: Characterized by its spiral convexity; this species heralds the appearance of a keel.

Entries in the Catalog of original descriptions: Globigerina aumalensis, Praeglobotruncana gigantea

Geological Range:
Last occurrence (top): within H. helvetica zone (92.56-93.52Ma, top in Turonian stage). Data source: [copied from Chronos database]
First occurrence (base): within R. cushmani zone (94.03-95.94Ma, base in Cenomanian stage). Data source: [copied from Chronos 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

  • Histogram - Neptune occurrence data from DSDP and ODP proceedings. Pale shading <50 samples in time bin. Interpret with caution & read these notes
  • Note to users in China - the diagram may not plot unless you use a VPN since I use google services on the website. If this is a problem please contact me 谢谢.
  • Taxon plotted: Whiteinella aumalensis, synonyms included - Praeglobotruncana aumalensis; Praeglobotruncana gigantea; Whiteinella aumalensis; Whiteinella gigantea;
  • space-time plot :: Samples map :: Parent: Whiteinella

    Character matrix

    test outline:Lobatechamber arrangement:Trochospiraledge view:Spiroconvexaperture:Umbilical-extraumbilical
    sp chamber shape:Petaloidcoiling axis:Moderate-highperiphery:Imperforate bandaperture border:Thin lip
    umb chbr shape:Trapezoidalumbilicus:Narrowperiph margin shape:Subangularaccessory apertures:Relict
    spiral sutures:Weakly depressedumb depth:Deepwall texture:Coarsely muricateshell porosity:Finely Perforate: 1-2.5µm
    umbilical or test sutures:Weakly depressedfinal-whorl chambers:5.0-7.0 N.B. These characters are used for advanced search. N/A - not applicable

    References:

    Sigal, J. (1952). Apercu stratigraphique sur la micropaleontologie du Cretace. XIX Congr. géol. internat., Algers, Monographies Regionales. 1(26): 3-43. gs


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    Whiteinella aumalensis compiled by the pforams@mikrotax project team viewed: 5-12-2019

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    Short stable page link: http://mikrotax.org/pforams/index.php?id=110574 Go to Archive.is to create a permanent copy of this page - citation notes



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