Daughter taxa (time control age-window is: 0-800Ma)![]() | ||||
Thecosphaerella agdaraensis neptune records: | ||||
![]() | Thecosphaerella glebulenta neptune records: | |||
![]() | Thecosphaerella ptomatus neptune records: 85 | |||
![]() | Thecosphaerella rotunda neptune records: | |||
Thecosphaerella sp. neptune records: |
Catalog entries: Thecosphaerella
Original description: Pores of the cortical shell regular, circular, without hexagonal frames or lobes, all of nearly equal size and form.
Remarks on original description: Although described as a sub-genus by Haeckel, Thecosphaerella has been used as a genus in the description of the species listed here.
[Synonymize with Haliomma Ehrenberg by Petrushevskaya, 1975c]
Geological Range:
Last occurrence (top): at top of Paleogene Period (100% up, 23Ma, in Aquitanian 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:
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Thecosphaerella compiled by the radiolaria@mikrotax project team viewed: 22-5-2025
Short stable page link: https://mikrotax.org/bforams/index.php?id=205768 Go to Archive.is to create a permanent copy of this page - citation notes |