radiolaria - rads_cenozoic - Tessarastrum radiolaria - rads_cenozoic - Tessarastrum

Tessarastrum


Classification: rads_cenozoic -> Spongodiscidae -> Euchitoniidae -> Tessarastrum
Sister taxa: Amphicraspedum, Dictyocoryne, Myelastrum, Perichlamydium, Rhopalastrum, Spongaster, Spongostaurina, Tessarastrum
Daughter taxa (time control age-window is: 0-800Ma)
Tessarastrum thiedei

neptune records: 35
Tessarastrum sp.

neptune records: 2

Taxonomy

Citation: Tessarastrum Haeckel 1887
taxonomic rank: genus
Basionym: Tessarastrum

Catalog entries: Tessarastrum

Original description: Porodiscida with four simple, undivided, chambered arms, connected by a patagium; quadrangular shell bilateral, two opposite arms of the main axis (or principal arms) different from the two others (or lateral arms).

Description

Biogeography and Palaeobiology

Biostratigraphic distribution

Geological Range:
Last occurrence (top): at top of Neogene Period (100% up, 2.6Ma, in Piacenzian stage). Data source: Total of ranges of the species in this database
First occurrence (base): within Neogene Period (2.59-23.03Ma, base in Aquitanian stage). Data source: Total of ranges of species in this database

Plot of occurrence data:

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 years 1873-1876. 18: 1-1803. gs O


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Tessarastrum compiled by the radiolaria@mikrotax project team viewed: 20-9-2024

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Short stable page link: https://mikrotax.org/radiolaria/index.php?id=205721 Go to Archive.is to create a permanent copy of this page - citation notes



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