Biscutum arrogans


Classification: Mesozoic -> Podorhabdales -> Biscutaceae -> Biscutum -> Biscutum arrogans
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.,

Distinguishing features: Small (3-4 µm), asymmetric rim; central area wide, largely filled by 4 plates.


Taxonomy:

Citation: Biscutum arrogans Perch-Nielsen, 1973
Rank: Species

Farinacci & Howe catalog pages: Biscutum arrogans *

Distinguishing features: Small (3-4 µm), asymmetric rim; central area wide, largely filled by 4 plates.

Geological Range:
Last occurrence (top): within Maastrichtian Stage (66.04-72.05Ma, top in Maastrichtian stage). Data source: Burnett 1998
First occurrence (base): within Maastrichtian Stage (66.04-72.05Ma, base in Maastrichtian stage). Data source: Burnett 1998

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:

    Burnett, J. A. (1998). Upper Cretaceous. In, Bown, P. R. (ed.) Calcareous Nannofossil Biostratigraphy. British Micropalaeontological Society Publication Series. 132-199. gs

    Perch-Nielsen, K. (1973). Neue Coccolithen aus dem Maastrichtien von Danemark, Madagaskar und Agypten. Geological Society of Denmark, Bulletin. 22: 306-333. gs

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    Biscutum arrogans compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 23-1-2020

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