Broinsonia viriosa


Classification: Mesozoic -> Arkhangelskiales -> Arkhangelskiellaceae -> Broinsonia -> Broinsonia viriosa
Sister taxa: B. parca, B. enormis, B. furtiva, B. gammation, B. verecundia, B. dentata, B. cenomanica, B. ethmoquadrata, B. signata, B. galloisii, B. matalosa, B. viriosa, B. sp.,

Distinguishing features: Large Broinsonia (>8 µm) with broad axial cross bars.


Taxonomy:

Citation: Broinsonia viriosa (Jeremiah, 1996) Bown in Kennedy et al., 2000
Rank: Species
Basionym: Acaenolithus viriosus Jeremiah, 1996

Farinacci & Howe catalog pages: Acaenolithus viriosus *

Distinguishing features: Large Broinsonia (>8 µm) with broad axial cross bars.

Search data:
TagsLITHS: placolith, elliptical, CA: cross-axial, V-UNITS: V-prominent, R-UNITS: R-prominent, DETAILS: rim-bicyclic,
MetricsLith size: 8->11µm;
Sources: Bown in Kennedy et al. 2000
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Last occurrence (top): within Early Albian Substage (110.22-112.95Ma, top in Albian stage). Data source: Jeremiah 1996
First occurrence (base): within Early Albian Substage (110.22-112.95Ma, base in Albian stage). Data source: Jeremiah 1996

Plot of occurrence data:

  • 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: Broinsonia viriosa, synonyms included - Broinsonia viriosa;
  • space-time plot :: Samples map :: Parent: Broinsonia

    References:

    Bown, P. R. (2001). Calcareous nannofossils of the Gault, Upper Greensand and Glauconitic Marl (Middle Albian-Lower Cenomanian) from the BGS Selborne boreholes, Hampshire. Proceedings of the Geologists' Association. 112: 223-236. gs :: ::

    Jeremiah, J. (1996). A proposed Albian to Lower Cenomanian nannofossil biozonation for England and the North Sea Basin. Journal of Micropalaeontology. 15(97-129): -. gs :: view :: open

    Kennedy, W. J. et al. (2000). Integrated stratigraphy across the Aptian-Albian boundary in the Marnes Bleues, at the Col de Pre _-Guittard, Arnayon (Drome), and at Tartonne (Alpes-de-Haute-Provence), France: a candidate Global Boundary Stratotype Section and Boundary Point for the base of the Albian Stage. Cretaceous Research. 21: 591-720. gs :: ::

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    Broinsonia viriosa compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 3-6-2020

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    Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=10134 Go to Archive.is to create a permanent copy of this page - citation notes
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