radiolaria - rads_cenozoic - Stylocyclia <title>radiolaria - rads_cenozoic - Stylocyclia


Classification: rads_cenozoic -> Coccodiscidae -> Stylocyclia
Sister taxa: Cypassis, Diartus, Didymocyrtis, Heterosestrum, Lithocyclia, Periphaena, Phacodiscus, Sethodiscus, Spongoliva, Stylocyclia, Trigonocyclia
Daughter taxa (time control age-window is: 0-800Ma)
Stylocyclia dimidiata

neptune records:
Stylocyclia sp.

neptune records:


Citation: Stylocyclia Ehrenberg 1847
Rank: genus
Basionym: Stylocyclia

Catalog entries: Stylocyclia

Original description: Testarum disci in media parte nucleati margine cellulose. Lobato aut radiato (stellari). Non lobato radiis simpliciter spinescentibus.

Translated description: Disc of the test in the median part nucleate, with a cellular margin.

Lobate or radiating (stellate).

Not lobate, with simple spiny radii. (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): at top of Chattian Stage (100% up, 23Ma, in Aquitanian stage). Data source: Total of range of species in this database
First occurrence (base): at base of Danian Stage (0% up, 66Ma, in Danian stage). Data source: Total of range of species in this database

Plot of occurrence data:


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 V O


Stylocyclia compiled by the radiolaria@mikrotax project team viewed: 7-2-2023

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