Daughter taxa (time control age-window is: 0-800Ma) | ||||
Heliodiscus asteriscus neptune records: 135 | ||||
Heliodiscus echiniscus neptune records: 125 | ||||
Heliodiscus hexasteriscus neptune records: | ||||
Heliodiscus tunicatus neptune records: | ||||
Heliodiscus sp. neptune records: 39 |
Catalog entries: Heliodiscus
Original description: Skelet besteht aus einer biconvex-linsenförmigen extracapsularen Rindenschale, welche von den beiden Polen der stark verkürsten Längsaxe aus zusammenwächste und sich durch radiale, die linsenförmige Centralkapsel durchbohrende Stäbe mit der kugeligen concentrischen intracapsularen Markschalen verbinden.
Translated description: An extra capsular, biconvex, lenticular, cortical shell linked to a spherical, concentric, intra capsular medullary shell by radial beams issued from both poles of its strongly shortened long axis and perforating a lenticular central capsule. (In German. Translated by J.P.C.)]
Geological Range:
Last occurrence (top): Extant. 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:
Heliodiscus compiled by the radiolaria@mikrotax project team viewed: 10-12-2024
Short stable page link: https://mikrotax.org/radiolaria/index.php?id=204250 Go to Archive.is to create a permanent copy of this page - citation notes |