Calocyclas


Classification: rads_cenozoic -> Theoperidae -> Eucyrtidiidae -> Calocyclas
Sister taxa: Artophormis, Calocyclas, Conicavus, Cymaetron, Cyrtocapsella, Eucyrtidium, Lithopera, Lithostrobus, Stichocorys
Daughter taxa (time control age-window is: 0-800Ma)
Calocyclas bandyca

neptune records: 188
Calocyclas disparidens

neptune records: 7
Calocyclas extensa

neptune records: 4
Calocyclas fragilis

neptune records:
Calocyclas hispida

neptune records: 585
Calocyclas monumentum

neptune records: 2
Calocyclas nakasekoi

neptune records:
Calocyclas talwanii

neptune records: 2
Calocyclas trichopa

neptune records: 4
Calocyclas turris

neptune records: 420
Calocyclas sp.

neptune records: 21

Taxonomy

Citation: Calocyclas Ehrenberg 1847
Rank: genus
Basionym: Calocyclas

Catalog entries: Calocyclas

Original description: Testa duabus pluribusve stricturis articulata.... corporis postremo fine non arctato...appendicibus nullis... postremo margine laciniato


Translated description: Test segmented by two or more strictures. Body not narrowed at posterior end. With no appendages. Posterior margin with lappets. (Translated from Latin by E.M.R. and W.R.R.)]
Remarks on original description: [2 new species found at time of generic description]

Description

Biogeography and Palaeobiology

Biostratigraphic distribution

Geological Range:
Last occurrence (top): Extant 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:

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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Calocyclas compiled by the radiolaria@mikrotax project team viewed: 11-4-2021

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Short stable page link: https://mikrotax.org/radiolaria/index.php?id=203386 Go to Archive.is to create a permanent copy of this page - citation notes



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