Biscutum zulloii


Classification: Mesozoic -> Podorhabdales -> Biscutaceae -> Biscutum -> Biscutum zulloii
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: Medium sized (5-6 µm), weakly asymmetric, inner tube cycle forms protruding
collar.


Taxonomy:

Citation: Biscutum zulloii Covington, 1994
Rank: Species

Farinacci & Howe catalog pages: Biscutum zulloi *

Distinguishing features: Medium sized (5-6 µm), weakly asymmetric, inner tube cycle forms protruding
collar.

Search data:
TagsLITHS: placolith, asymmetric, elliptical, CA: closed, V-UNITS: V-prominent, R-UNITS: R-prominent, DETAILS: ca_disjunct, rim-bicyclic,
MetricsLith size: 5->6µm;
Sources: holotype +/- 0.5µm
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Last occurrence (top): within Campanian Stage (72.05-83.64Ma, top in Campanian stage). Data source: Burnett 1998
First occurrence (base): within Turonian Stage (89.77-93.90Ma, base in Turonian 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:

    Bown, P. R., Gibbs, S. J., Sheward, R., O’Dea, S. & Higgins, D. (2014). Searching for cells: the potential of fossil coccospheres in coccolithophore research. Journal of Nannoplankton Research. 34(special): 5-21. gs :: view :: open

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

    Covington, M. (1994). New taxa from the Niobrara Formation (Upper Cretaceous) of Kansas, USA. Journal of Nannoplankton Research. 16(3): 121-131. gs :: view :: open

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

    Taxon Search:
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    Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=10095 Go to Archive.is to create a permanent copy of this page - citation notes
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