Discoaster shumnykii


Classification: ntax_cenozoic -> Discoasterales -> Discoasteraceae -> Discoaster -> D. deflandrei group -> Discoaster shumnykii
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 shumnykii de Kaenel & Bergen, in de Kaenel et al. 2017
Rank: species

Farinacci & Howe catalog pages: D. shumnykii *

Search data:
TagsLITHS: nannolith-radiate, star-shaped, CROSS-POLARS: 1ou, V-prominent,
MetricsLith size: 0->0µm;
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Last occurrence (top): in lower part of NN4 zone (20% up, 17.3Ma, in Langhian 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:

References:

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 V O


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Discoaster shumnykii compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 19-1-2021

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Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=1571 Go to Archive.is to create a permanent copy of this page - citation notes



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