Semihololithus kanungoi


Classification: ntax_cenozoic -> Holococcoliths -> fossil holococcoliths -> Semihololithus -> Semihololithus kanungoi
Sister taxa: S. biskayae, S. dimidius, S. kanungoi, S. pseudobiskayae, S. sp. cf. S. biskayae, S. tentorium, N. figularia, N. hexaporus, S. sp.

Taxonomy:

Citation: Semihololithus kanungoi Bown, 2005
Rank: Species

Distinguishing features: Small to medium sized cavate holococcolith seen in side view comprising a thin proximal plate, thick walls and a thin-walled, hollow distal process/spine that tapers initially then becomes parallel sided.

Farinacci & Howe catalog pages: S. kanungoi *

Search data:
TagsLITHS: holococcolith, elliptical, hollow, CA: process, CROSS-POLARS: R-prominent,
MetricsLith size: 3.5->6µm;
Data source notes: lith size (height) 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 NP10 zone (54.17-55.86Ma, top in Ypresian stage). Data source: Bown 2005
First occurrence (base): within NP9 zone (55.86-57.21Ma, base in Thanetian 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

Bown, P. R. (2010). Calcareous nannofossils from the Paleocene/Eocene Thermal Maximum interval of southern Tanzania (TDP Site 14). Journal of Nannoplankton Research. 31(1): 11-38. gs V O


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Semihololithus kanungoi 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=1244 Go to Archive.is to create a permanent copy of this page - citation notes



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