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Nannotax3 - ntax_cenozoic - Pontosphaera desuetoidea Nannotax3 - ntax_cenozoic - Pontosphaera desuetoidea

Pontosphaera desuetoidea


Classification: ntax_cenozoic -> Zygodiscales -> Pontosphaeraceae -> Pontosphaera -> Pontosphaera desuetoidea
Sister taxa: P. multipora, P. discopora, P. distincta, P. enormis, P. desuetoidea, P. geminipora, P. longiforaminis, P. megapachydisca, P. veta ⟩⟨ P. syracusana, P. alta, P. panarium, P. versa, P. wallacei, P. latoculata, P. sp.A ⟩⟨ P. formosa, P. wechesensis, P. fimbriata, P. brinkhuisii> >>

Taxonomy:

Citation: Pontosphaera desuetoidea Bartol 2010
Taxonomic rank: species

Distinguishing features:
Parent taxon (Pontosphaera): Coccoliths are muroliths, central area with variable number of perforations. V-units form narrow imbricate outer wall, R-units form inner wall and central-area.
This taxon: Marginal cycle of small medium pores and small pores across plate

Farinacci & Howe catalog pages: P. desuetoidea *

Search data:
LITHS: murolith, elliptical, CA: ca_conjunct, pores, CROSS-POLARS: V-prominent, R-prominent, rim-bicyclic,
Lith size: 8->11µm;
Data source notes: lith size from OD and slightly extended
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Last occurrence (top): within NN5 zone (13.53-14.91Ma, top in Serravallian stage). Data source: Bartol 2010
First occurrence (base): within NN5 zone (13.53-14.91Ma, base in Langhian stage). Data source: Bartol 2010

Plot of occurrence data:

References:

Bartol, M. (2010). Pontosphaera geminipora n. sp. and Pontosphaera desuetoidea n. sp., new calcareous nannoplankton species from the Middle Miocene of the Mura Depression (Slovenia, Central Paratethys). Micropaleontology. 56(6): 509-515. gs


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Pontosphaera desuetoidea compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 20-3-2025

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Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=1067 Go to Archive.is to create a permanent copy of this page - citation notes
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