radiolaria - rads_cenozoic - Stylosphaera radiolaria - rads_cenozoic - Stylosphaera

Stylosphaera


Classification: rads_cenozoic -> Actinommidae -> Stylosphaeridae -> Stylosphaera
Sister taxa: Amphistylus, Druppatractus, Ellipsoxiphus, Entapium, Protoxiphotractus, Sphaerostylus, Spongatractus, Stylacontarium, Stylatractus, Stylosphaera
Daughter taxa (time control age-window is: 0-800Ma)Granddaughter taxa
Stylosphaera coronata

neptune records:
Stylosphaera coronata coronata
Stylosphaera coronata laevis
Stylosphaera coronata macrosphaera
Stylosphaera coronata sabaca

Stylosphaera dixyphos

neptune records: 3

Stylosphaera hexaxyphophora

neptune records: 18

Stylosphaera hispida

neptune records: 12

Stylosphaera laevis

neptune records:

Stylosphaera macrosphaera

neptune records: 4

Stylosphaera minor

neptune records: 48

Stylosphaera radiosa

neptune records: 40

Stylosphaera sp.

neptune records: 114

Taxonomy

Citation: Stylosphaera Ehrenberg 1847
Taxonomic rank: genus
Basionym: Stylosphaera

Catalog entries: Stylosphaera

Original description: Testae nucleatae subglobosae, iuniores ab adultis inclusae. (Involutae) Nuclei radiati. Radii duo (spinescentes) a centro oppositi.


Translated description: Tests nucleate and subglobose, the young included by the adults (involute).

Nuclei radiate.

Two opposite spiny radii from the center.

(Translated from Latin by E.M.R. and W.R.R.)]
Remarks on original description: [Partly synonymized with Haliomma by Haeckel, 1862, p.425]

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 Paleogene Period (23.03-66.04Ma, base in Danian stage). Data source: Total of ranges of species in this database

Plot of occurrence data:

References:

Ehrenberg, C. G. (1847). Uber die mikroskopischen kieselschaligen Polycystinen als machtige Gebirgsmasse von Barbados und uber das Verhaltniss der aus mehr als 300 neuen Arten bestehenden ganz eigenthumlichen Formengruppe jener Felsmasse zu den jetzt lebenden Tieren und zur. Bericht uber die zu Bekanntmachung geeigneten Verhandlungen der Koniglichen Preussische Akademie der Wissenschaften zu Berlin. 1847: 41-60. gs


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Stylosphaera compiled by the radiolaria@mikrotax project team viewed: 13-6-2025

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Short stable page link: https://mikrotax.org/bforams/index.php?id=205680 Go to Archive.is to create a permanent copy of this page - citation notes



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