Nannotax3 - ntax_main - Tanzanella bownii Nannotax3 - ntax_main - Tanzanella bownii

Tanzanella bownii


Classification: ntax_main -> Mesozoic nannofossils -> Mesozoic Holococcoliths -> Rarer genera -> Tanzanella -> Tanzanella bownii
Sister taxa: T. bownii, T. sp.

Taxonomy:

Citation: Tanzanella bownii Lees, 2007
Taxonomic rank: species

Farinacci & Howe catalog pages: T. bownii *


Morphology:

"A medium-sized species of Tanzanella." [Lees 2007]

Size:
Holotype dimensions: L = 5.72μm, H = 2.64μm.

Search data:
LITHS: holococcolith, elliptical, hollow, CA: ca_disjunct, plate, process, CROSS-POLARS: rim-bicyclic,
Lith size: 5->11µm;
Data source notes: original description & illustrated specimens
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Last occurrence (top): within UC3b subzone (95.02-95.93Ma, top in Cenomanian stage). Data source: Lees 2007 (original description)
First occurrence (base): within UC3a subzone (95.93-96.16Ma, base in Cenomanian stage). Data source: Lees 2007 (original description)

Plot of occurrence data:

References:

Lees, J. A. (2007). New and rarely reported calcareous nannofossils from the Late Cretaceous of coastal Tanzania: outcrop samples and Tanzania Drilling Project Sites 5, 9 and 15. Journal of Nannoplankton Research. 29(1): 39-65. gs O

Perez-Rodriguez, I., Lees, J. A., Larasoaña, J. C., Arz, J. A. & Arenillas, I. (2012). Planktonic foraminiferal and calcareous nannofossil biostratigraphy and magnetostratigraphy of the uppermost Campanian and Maastrichtian at Zumaia, northern Spain. Cretaceous Research. 37: 100-126. gs


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Tanzanella bownii compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 18-6-2025

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Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=11192 Go to Archive.is to create a permanent copy of this page - citation notes



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