Nannotax3 - ntax_cenozoic - Toweius oztunalii Nannotax3 - ntax_cenozoic - Toweius oztunalii

Toweius oztunalii


Classification: ntax_cenozoic -> Isochrysidales -> Prinsiaceae -> Toweius -> Toweius oztunalii
Sister taxa: T. oztunalii ⟩⟨ T. occultatus, T. eminens, T. tovae, T. serotinus, T. pertusus ⟩⟨ T. reticulum, T. selandianus, T. rotundus, T. patellus, T. callosus, T. magnicrassus, T. brusselensis ⟩⟨ T. gammation ⟩⟨ T. sp.

Taxonomy:

Citation: Toweius oztunali Varol 1989
taxonomic rank: species

Distinguishing features:
Parent taxon (Toweius): Typically medium-sized.(5-8 µm), elliptical to circular, central areas typically with a conjunct net and/or bars.
This taxon: Very small (2-5 µm), circular, with ca. 7 perforations

Farinacci & Howe catalog pages: T. oztunalii *

Search data:
LITHS: placolith, circular, CA: pores, CROSS-POLARS: V-prominent, R-prominent,
Lith size: 3->5µm;
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Last occurrence (top): within NP12 zone (50.50-53.70Ma, top in Ypresian stage). Data source: Varol 1989
First occurrence (base): within NP11 zone (53.70-54.17Ma, base in Ypresian stage). Data source: Varol 1989

Plot of occurrence data:

References:

Varol, O. (1989b). Eocene calcareous nannofossils from Sile (northwest Turkey). Revista Española de Micropaleontología. 21: 273-320. gs


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Toweius oztunalii compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 12-10-2024

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Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=1815 Go to Archive.is to create a permanent copy of this page - citation notes
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