Daughter taxa (time control age-window is: 0-800Ma)![]() | ||||
| Heliosestilla spicata neptune records: | ||||
| Heliosestilla sp. neptune records: | ||||
Catalog entries: Heliosestilla
Original description: Surface of the disk armed with radial spines. Bases of the marginal spines free, without a connecting equatorial girdle.
Remarks on original description: [#Heliosestilla is here treated as a subgenus of Heliosestrum.]
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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Heliosestilla compiled by the radiolaria@mikrotax project team viewed: 15-5-2026
Short stable page link: https://mikrotax.org/radiolaria/index.php?id=204256 Go to Archive.is to create a permanent copy of this page - citation notes |