radiolaria - rads_cenozoic

radiolaria - rads_cenozoic - Oroscena

Oroscena

Classification: rads_cenozoic -> Orosphaeridae -> Oroscena
Sister taxa: Oroscena

Daughter taxa (time control age-window is: 0-800Ma)
				Oroscena carolae neptune records:
				Oroscena sp. neptune records:

Taxonomy

Citation: Oroscena Haeckel 1887

Rank: genus

Basionym: Oroscena

Catalog entries: Oroscena

Original description: Orosphaerida with a simple, polyhedral or subspherical lattice-shell, a,d with numerous pyramidal elevations on its surface, the top of which bears a radial spine.

Description

Biogeography and Palaeobiology

Biostratigraphic distribution

Geological Range:
Last occurrence (top): at top of Chattian Stage (100% up, 23Ma, in Aquitanian stage). Data source: Total of range of species in this database
First occurrence (base): at base of Danian Stage (0% up, 66Ma, in Danian 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: Orosphaeridae

References:

Haeckel, E (1887). Report on the Radiolaria collected by H.M.S. Challenger during the years 1873-1876. Report on the Scientific Results of the Voyage of H.M.S. Challenger during the year 1873-1876, Zoology. 18: 1-1803. gs

Oroscena compiled by the radiolaria@mikrotax project team viewed: 20-10-2021

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Short stable page link: https://mikrotax.org/radiolaria/index.php?id=204844 Go to Archive.is to create a permanent copy of this page - citation notes

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