Nannotax3 - ntax_cenozoic

Pentaster

Classification: ntax_cenozoic -> Braarudosphaerales -> Braarudosphaeraceae -> Pentaster
Sister taxa: Braarudosphaera, Hexadelus, Micrantholithus, Pemma, Pentaster

Daughter taxa (time control age-window is: 0-800Ma)
				Pentaster lisbonensis 5 rayed nannolith with complex struture

Taxonomy:

Citation: Pentaster Bybell & Gartner 1972

Rank: Genus

Type species: Pentaster lisbonensis Bybell & Gartner (1972)

Farinacci & Howe catalog pages: Pentaster *

Search data:

Tags	LITHS: nannolith-radiate, pentagonal, star-shaped, CA: pores, CROSS-POLARS: T-prominent,
Metrics	Lith size: 12->15µm; Segments: 5->5;

The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Last occurrence (top): at top of Bartonian Stage (100% up, 37.8Ma, in Bartonian stage). Data source: Total of range of species in this database
First occurrence (base): in lower part of Lutetian Stage (23% up, 46.3Ma, in Lutetian stage). Data source: Total of range of species in this database

Plot of occurrence data:

Range-bar - range as quoted above, pink interval top occurs in, green interval base occurs in.
Triangles indicate an event for which a precise placement has been suggested
Neptune data: This is a higher taxon page so Neptune data is not plotted. See also: customisable plot Parent: Braarudosphaeraceae

References:

Bybell, L. M. & Gartner, S. (1972). Provincialism among mid-Eocene calcareous nannofossils. Micropaleontology. 18(319-336): -. gs

Pentaster compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 27-2-2021

Taxon Search:

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Short stable page link: https://mikrotax.org/Nannotax3/index.php?id=1043 Go to Archive.is to create a permanent copy of this page - citation notes

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