Classification: rads_cenozoic -> Theoperidae -> Theocotylidae -> Calocycloma
Sister taxa: Calocycloma, Lamptonium, Pterocodon, Theocotyle, Theocotylissa, Thyrsocyrtis,
Daughter taxa: (blue => in age window 0-800Ma)

neptune records: 257

neptune records: 132

neptune records:


Citation: Calocycloma Haeckel 1887
Rank: genus
Basionym: Calocycloma

Catalog entries: Calocycloma

Original description: Thorax smooth; abdomen spiny or thorny.


Biogeography and Palaeobiology

Biostratigraphic distribution

Geological Range:
Last occurrence (top): at top of Chattian Stage (100% up, 23Ma, in Chattian 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:


Haeckel, E (1887). Report on the Radiolaria collected by H.M.S. Challenger during the years 1873-1876. Report on the Scientific Results of the Voyage of H.M.S. Challenger during the year 1873-1876, Zoology. 18: 1-1803. gs :: ::


Calocycloma compiled by the radiolaria@mikrotax project team viewed: 6-7-2020

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