radiolaria - rads_cenozoic - Acrosphaera pseudarktios <title>radiolaria - rads_cenozoic - Acrosphaera pseudarktios

Acrosphaera pseudarktios


Classification: rads_cenozoic -> Collosphaeridae -> Acrosphaera -> Acrosphaera pseudarktios
Sister taxa: A. arktios, A. australis, A. collina, A. cyrtodon, A. flammabunda, A. hamospina, A. labrata, A. lappacea, A. mercurius, A. murrayana, A. pseudarktios, A. spinosa, A. trepanata, A. sp.

Taxonomy

Citation: Acrosphaera pseudarktios Caulet 1986
Rank: species
Basionym: Acrosphaera pseudarktios
Taxonomic discussion: Caulet 1986

Catalog entries: Acrosphaera pseudarktios

Description


Morphology:


Size:

Biogeography and Palaeobiology


Similar species


Geographic distribution

Paleobiology

Phylogenetic relations

Biostratigraphic distribution

Geological Range:
Last occurrence (top): within Neogene Period (2.59-23.03Ma, top in Piacenzian stage). Data source: Lazarus et al. 2015 - "N age group"
First occurrence (base): within Neogene Period (2.59-23.03Ma, base in Aquitanian stage). Data source: Lazarus et al. 2015 - "N age group"

Plot of occurrence data:

References:

Caulet, J. (1986a). A refined radiolarian biostratigraphy for the Pleistocene of the temperate Indian Ocean. Marine Micropaleontology. 11(1-3): 217-229. gs


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Acrosphaera pseudarktios compiled by the radiolaria@mikrotax project team viewed: 30-1-2023

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Short stable page link: https://mikrotax.org/radiolaria/index.php?id=203000 Go to Archive.is to create a permanent copy of this page - citation notes



Comments (1)

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Maqsood Ur Rahman (Wuhan, China)

The species is reported from Late Pleistocene in IODP expiration 369 hole 1516B.

the uploaded Photo is in 40X with 10X objective.

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Jeremy Young (London, UK)

Maqsood. Thank you for the comment - I don't seem to be able to find any uploaded image though. If you wish to you can send it direct to me using the email jeremy.young@ucl.ac.uk.

thanks

Jeremy

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