radiolaria - rads_cenozoic - Amphisphaera spinulosa

Amphisphaera spinulosa

Classification: rads_cenozoic -> Actinommidae -> Amphisphaeridae -> Amphisphaera -> Amphisphaera spinulosa
Sister taxa: A. aotea, A. cristata, A. goruna, A. kina, A. megapora, A. spinosa, A. spinulosa, A. sp.


Citation: Amphisphaera spinulosa (Ehrenberg) Petrushevskaya 1974
Rank: species
Basionym: Stylosphaera spinulosa

Catalog entries: Stylosphaera spinulosa

Original description: Subglobose sphere; pores very large and moderately separated, with spines between them, the spines unequal, thick, smooth and conical. Nucleus indistinct. (Translated from Latin by E.M.R. and W.R.R.)




Biogeography and Palaeobiology

Similar species

Geographic distribution


Phylogenetic relations

Biostratigraphic distribution

Geological Range:
Last occurrence (top): within Paleogene Period (23.03-66.04Ma, top in Chattian stage). Data source: Lazarus et al. 2015 - "P age group"
First occurrence (base): within Paleogene Period (23.03-66.04Ma, base in Danian stage). Data source: Lazarus et al. 2015 - "P age group"

Plot of occurrence data:



Amphisphaera spinulosa compiled by the radiolaria@mikrotax project team viewed: 5-12-2022

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