Biscutum planum


Classification: Mesozoic -> Podorhabdales -> Biscutaceae -> Biscutum -> Biscutum planum
Sister taxa: B. constans, B. ellipticum, B. coronum, B. dekaenelii, B. magnum, B. melaniae, B. arrogans, B. asymmetricum, B. boletum, B. dissimilis, B. zulloii, B. hattneri, B. notaculum, B. virginica, B. gaultensis, B. thurowii, B. davyi, B. depravatus, B. dorsetensis, B. dubium, B. erismatum, B. grande, B. intermedium, B. planum, B. profundum, B. sp.,


Taxonomy:

Citation: Biscutum planum Bown, 1987
Rank: Species

Farinacci & Howe catalog pages: Biscutum planum *

Search data:
TagsLITHS: placolith, elliptical, CA: cross-axial, process, V-UNITS: V-prominent, DETAILS: ca_disjunct, rim-unicyclic,
MetricsLith size: 3.5->5.5µm;
Sources: original description
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Last occurrence (top): within Pliensbachian Stage (182.70-190.82Ma, top in Pliensbachian stage). Data source: Bown, 1987 (original description)
First occurrence (base): within Pliensbachian Stage (182.70-190.82Ma, base in Pliensbachian stage). Data source: Bown, 1987 (original description)

Plot of occurrence data:

  • (NB There is no histogram as there are no occurrence records for the taxon in the Neptune database) Parent: Biscutum

    References:

    Bown, P. R. (1987). Taxonomy, evolution, and biostratigraphy of Late Triassic-Early Jurassic calcareous nannofossils. Special Papers in Palaeontology. 38: 1-118. gs :: ::

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    Biscutum planum compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 6-7-2020

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    Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=10090 Go to Archive.is to create a permanent copy of this page - citation notes
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