Discoaster bolivariae


Classification: ntax_cenozoic -> Discoasterales -> Discoasteraceae -> Discoaster -> D. pentaradiatus group -> Discoaster hamatus -> Discoaster bolivariae
Sister taxa: D. bolivariae, D. triuncinus

Taxonomy:

Citation: Discoaster bolivariae Browning & Bergen, in Browning et al. 2017
Rank: species
Synonyms: D. hamatus - 4 rays
Taxonomic discussion: Correct spelling is bolivariae, with a single l, since it is named after a micropalaeontologist called Maria Auxiliadoria Bolivar

Distinguishing features: 4-rayed D. hamatus

Farinacci & Howe catalog pages: D. bolivariae *

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:
Notes: Browning et al. (2017), record this form as having too rare and sproradic occurrence to be able to precisely constrain its age.
Last occurrence (top): within NN9 zone (9.53-10.55Ma, top in Tortonian stage). Data source: Browning et al 2017
First occurrence (base): within NN9 zone (9.53-10.55Ma, 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


nannotaxlogo400px

Discoaster bolivariae compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 24-1-2021

Taxon Search:
Advanced Search

Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=1645 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