Corannulus horridulus


Classification: ntax_cenozoic -> Holococcoliths -> fossil holococcoliths -> Corannulus -> Corannulus horridulus
Sister taxa: C. germanicus, C. horridulus, C. sp.

Taxonomy:

Citation: Corannulus horridulus Bown, 2005
Rank: Species

Distinguishing features: Small to medium sized elliptical coccolith with a broad rim and narrow vacant central area. The rim is thick and ragged in overall appearance.

Farinacci & Howe catalog pages: C. horridulus *

Search data:
TagsLITHS: holococcolith, elliptical, cylindrical, hollow, CA: vacant,
MetricsLith size: 4->7µm; Segments: 7->10;
Data source notes: lith 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): within NP11 zone (53.70-54.17Ma, top in Ypresian stage). Data source: Bown 2005
First occurrence (base): within NP10 zone (54.17-55.86Ma, base in Ypresian stage). Data source: Bown 2005

Plot of occurrence data:

References:

Bown, P. R. (2005d). Palaeogene calcareous nannofossils from the Kilwa and Lindi areas of coastal Tanzania (Tanzania Drilling Project 2003-4). Journal of Nannoplankton Research. 27(1): 21-95. gs V O


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Corannulus horridulus compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 24-2-2021

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Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=347 Go to Archive.is to create a permanent copy of this page - citation notes



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