radiolaria - rads_cenozoic - Ellipsostylus radiolaria - rads_cenozoic - Ellipsostylus


Classification: rads_cenozoic -> Actinommidae -> Amphisphaeridae -> Ellipsostylus
Sister taxa: Amphisphaera, Ellipsostylus, Lithatractus
Daughter taxa (time control age-window is: 0-800Ma)
Ellipsostylus distachyus

neptune records:
Ellipsostylus salebrosus

neptune records:


Citation: Ellipsostylus Haeckel 1887
taxonomic rank: genus
Type species: Ellipsostylus psittacus
Taxonomic discussion: Genus record created in database to hold species from catalog, but assignment to this family is only provisional and informal. -dbl

Catalog entries: Ellipsostylus

Original description: Ellipsida with simple ellipsoidal shell, the main axis of which is prolonged at both poles into two opposite spines of different size or form.


Biogeography and Palaeobiology

Biostratigraphic distribution

Geological Range:
Last occurrence (top): at top of Messinian Stage (100% up, 5.3Ma, in Zanclean stage). Data source: Total of ranges of the species in this database
First occurrence (base): within Tortonian Stage (7.25-11.62Ma, base in Tortonian stage). Data source: Total of ranges of species in this database

Plot of occurrence data:


Blueford, R (1982). Miocene actinommid Radiolaria from the equational Pacific. Micropaleontology. 28(2): 189-213. gs


Ellipsostylus compiled by the radiolaria@mikrotax project team viewed: 20-6-2024

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