Discoaster pansulus


Classification: ntax_cenozoic -> Discoasterales -> Discoasteraceae -> Discoaster -> D. variabilis group -> Discoaster pansulus
Sister taxa: D. surculus, D. toralus, D. pseudovariabilis, D. subsurculus ⟩⟨ D. variabilis, D. icarus, D. pansus, D. pansulus, D. decorus, D. loeblichii, D. mendomobensis

Taxonomy:

Citation: Discoaster pansulus Browning & Bergen, in Browning et al. 2017
Rank: species

Distinguishing features: Like D. variabilis but with very broad bifurcations and <15 µm in diameter

Farinacci & Howe catalog pages: D. pansulus *

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 NN15 zone (3.70-3.92Ma, top in Zanclean stage). Data source: Browning et al 2017
First occurrence (base): within NN11 zone (5.59-8.29Ma, base in Tortonian stage). Data source: Browning et al 2017

Plot of occurrence data:

References:

Browning, E., Bergen, J. A., Blair, S. A., Boesiger, T. M. & de Kaenel, E. (2017). Late Miocene to Late Pliocene taxonomy and stratigraphy of the genus Discoaster in the circum North Atlantic Basin: Gulf of Mexico and ODP Leg 154. Journal of Nannoplankton Research. 37(2-3): 189-214. gs V O


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Discoaster pansulus compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 14-5-2021

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Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=1606 Go to Archive.is to create a permanent copy of this page - citation notes



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