Discoaster tanii var. 2


Classification: ntax_cenozoic -> Discoasterales -> Discoasteraceae -> Discoaster -> D. nodifer group -> Discoaster tanii -> Discoaster tanii var. 2
Sister taxa: D. tanii var. 2

Taxonomy:

Citation: Discoaster tanii var. 2 of Bown & Dunkley Jones 2012
Rank: type

Distinguishing features: Medium to large (9-19µm); wide central area; prominent boss on one side

Farinacci & Howe catalog pages: D. tanii 2 [no catalog entry yet]

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): within NP19-20 zone (34.44-36.97Ma, top in Priabonian stage). Data source: original description
First occurrence (base): within NP18 zone (36.97-37.32Ma, base in Priabonian stage). Data source: original description

Plot of occurrence data:

References:

Bown, P. R. & Dunkley Jones, T. (2012). Calcareous nannofossils from the Paleogene equatorial Pacific (IODP Expedition 320 Sites U1331-1334). Journal of Nannoplankton Research. 32(2): 3-51. gs V O

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Discoaster tanii var. 2 compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 17-4-2021

Taxon Search:
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Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=511 Go to Archive.is to create a permanent copy of this page - citation notes
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