Discoaster calculosus


Classification: Coccolithophores -> Discoasterales -> Discoasteraceae -> Discoaster -> D. deflandrei group -> Discoaster calculosus
Sister taxa: D. deflandrei, D. calculosus, D. salomonii, D. emblematicus, D. durioi, D. saundersi, D. nephados, D. leroyi, D. kugleri, D. hexapleuros, D. cuspidatus, D. druggii, D. shumnykii,

Taxonomy:

Citation: Discoaster calculosus Bukry 1971
Rank: species

Distinguishing features: broad central area, large (>15 µm) with "broad & shallow inter-ray areas

Farinacci & Howe catalog pages:

Search data:
Tags
MetricsLith size: 0->0µm;
Sources:
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Last occurrence (top): within NN3 zone (17.95-19.00Ma, top in Burdigalian stage). Data source: de Kaenel et al 2017
First occurrence (base): within NP26 zone (23.13-24.40Ma, base in Chattian stage). Data source: de Kaenel et al 2017

Plot of occurrence data:

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

    References:

    Bukry, D. (1971a). Discoaster evolutionary trends. Micropaleontology. 17: 43-52. gs

    de Kaenel, E., Bergen, J. A., Browning, E., Blair, S. A. & Boesiger, T. M. (2017). Uppermost Oligocene to Middle Miocene Discoaster and Catinaster taxonomy and stratigraphy in the circum North Atlantic Basin: Gulf of Mexico and ODP Leg 154. Journal of Nannoplankton Research. 37(2-3): 215-244. gs


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    Discoaster calculosus compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 18-10-2019

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    Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=1561 Go to Archive.is to create a permanent copy of this page - citation notes



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