Discoaster apetalus


Classification: Coccolithophores -> Discoasterales -> Discoasteraceae -> Discoaster -> D. exilis group -> Discoaster apetalus
Sister taxa: D. exilis, D. cauliflorus, D. moorei, D. extensus, D. discissus ⟩⟨ D. bollii ⟩⟨ D. petaliformis, D. signus, D. apetalus

Taxonomy:

Citation: Discoaster apetalus de Kaenel & Bergen, in de Kaenel et al. 2017
Rank: species

Distinguishing features: Like D. petaliformis but without the central boss

Farinacci & Howe catalog pages: D. apetalus *

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 NN5 zone (13.53-14.91Ma, top in Serravallian stage). Data source: de Kaenel et al 2017
First occurrence (base): within NN4 zone (14.91-17.95Ma, base in Burdigalian 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


nannotaxlogo400px

Discoaster apetalus compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 22-10-2020

Taxon Search:
Advanced Search

Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=1572 Go to Archive.is to create a permanent copy of this page - citation notes



Comments (0)

No comments yet on this page. Please do add comments if you spot any problems, or have information to share

Add Comment

* Required information
1000
Captcha Image
Powered by Commentics