Heliodiscidae

Daughter taxa (time control age-window is: 0-800Ma)					Granddaughter taxa
				Astrophacus neptune records: 15	Astrophacus inca Astrophacus linckiaformis Astrophacus sp.
				Excentrococcus neptune records: 93	Excentrococcus annulatus Excentrococcus sp.
				Excentrosphaerella neptune records: 3	Excentrosphaerella sphaeroconcha Excentrosphaerella sp.
				Heliodiscus neptune records: 299	Heliodiscus asteriscus Heliodiscus echiniscus Heliodiscus hexasteriscus Heliodiscus tunicatus Heliodiscus sp.

Taxonomy

Catalog entries: Heliodiscidae [no catalog entry yet]

Description

Morphology:

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 Danian Stage (0% up, 66Ma, in Danian stage). Data source: Total of range of species in this database

Plot of occurrence data:

• Range-bar - range as quoted above, pink interval top occurs in, green interval base occurs in.
• Triangles indicate an event for which a precise placement has been suggested
• Neptune data: this is a higher taxon page so Neptune data is not plotted. For the customisable plot option go to a genus page Parent: rads_cenozoic

Heliodiscidae compiled by the radiolaria@mikrotax project team viewed: 4-10-2022 Taxon Search: Advanced Search Short stable page link: https://mikrotax.org/radiolaria/index.php?id=204249 Go to Archive.is to create a permanent copy of this page - citation notes

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