Classification: rads_cenozoic -> Theoperidae -> Theoperidae inc sed -> Cyrtolagena
Sister taxa: Anthocorys, Anthocyrtella, Aphetocyrtis, Cassideus, Conarachnium, Cyrtolagena, D. middouri, Dictyopodium, Diplocyclas, Eurystomoskevos, Lithapium, Lithomitrissa, Lophoconus, Lophocorys, Phrenocodon, Sethochytris, Sethoconus, Stichocampe, Theocorys, Udan
Daughter taxa (time control age-window is: 0-800Ma)
Cyrtolagena aglaolampa

neptune records:
Cyrtolagena laguncula

neptune records: 232
Cyrtolagena sp.

neptune records: 15


Citation: Cyrtolagena Haeckel 1887
Rank: genus
Basionym: Cyrtolagena

Catalog entries: Cyrtolagena

Original description: Shell with four or more annular strictures, and five or more joints.
Remarks on original description: [Although Haeckel refers back to 1879, there is no mention of Cyrtolagena in that reference or any later reference. Cyrtolagena is here treated as a subgenus of Cyrtopera.]


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 Aquitanian Stage (0% up, 23Ma, in Aquitanian 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


Cyrtolagena compiled by the radiolaria@mikrotax project team viewed: 21-4-2021

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