Heliolithus bukryi


Classification: Coccolithophores -> Discoasterales -> Heliolithaceae -> Heliolithus -> Heliolithus bukryi
Sister taxa: H. aktasii, H. bukryi, H. cantabriae, H. kleinpellii, H. knoxii, H. riedelii, H. sp.,

Taxonomy:

Citation: Heliolithus bukryi Wei, 1988
Rank: Species

Distinguishing features: Heliolith with two birefringent cycles: a broad, thin cycle and a thin, much narrower cycle, around 1/3 of the width of the wider cycle.

Farinacci & Howe catalog pages: H. bukryi *

Search data:
TagsLITHS: nannolith-radiate, circular, star-shaped, CROSS-POLARS: V-prominent, R-prominent,
MetricsLith size: 10->15┬Ám;
Data source notes: size from OD
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 NP8 zone (20% up, 58.4Ma, in Thanetian stage). Data source: Agnini et al. 2007, fig. 9
First occurrence (base): in upper part of NP7 zone (70% up, 58.8Ma, in Thanetian stage). Data source: Agnini et al. 2007, fig. 9

Plot of occurrence data:

References:

Agnini, C., Fornaciari, E., Raffi, I., Rio, D., Rohl, U. & Westerhold, T. (2007a). High-resolution nannofossil biochronology of middle Paleocene to early Eocene at ODP Site 1262: Implications for calcareous nannoplankton evolution. Marine Micropaleontology. 64: 215-248. gs

Wei, W. (1988b). A new technique for preparing quantitative nannofossil slides. Journal of Paleontology. 62(3): 472-473. gs


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Heliolithus bukryi compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 1-10-2020

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Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=700 Go to Archive.is to create a permanent copy of this page - citation notes



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