radiolaria - rads_cenozoic - Hexalonchidae radiolaria - rads_cenozoic - Hexalonchidae

Hexalonchidae


Classification: rads_cenozoic -> Actinommidae -> Hexalonchidae
Sister taxa: Actinommidae (ss), Actinommidae inc sed, Astrosphaeridae, Centrocubidae, Hexalonchidae, Hexastylidae, Pantanelliidae, Quinquecapsulariidae, Rhizosphaeridae, Saturnalidae, Spongosphaeridae, Stylosphaeridae
Daughter taxa (time control age-window is: 0-800Ma)Granddaughter taxa
Haliomma

neptune records: 1
Haliomma castanea
Haliomma erinaceum
Haliomma extima
Haliomma glisifra
Haliomma sp.

Heliaster

neptune records:
Heliaster hexagonium
Heliaster sp.

Hexacontium

neptune records: 247

Hexacromyum

neptune records: 2
Hexacromyum elegans
Hexacromyum rara
Hexacromyum sp.

Hexalonche

neptune records: 297
Hexalonche amphisiphon
Hexalonche esmarki
Hexalonche heteracantha
Hexalonche nakasekoi
Hexalonche philanahedra
Hexalonche philosophica
Hexalonche sp.

Pentactinosphaera

neptune records:
Pentactinosphaera hokurikuensis
Pentactinosphaera sp.

Taxonomy

Taxonomic rank: family (new classif)
Taxonomic discussion: This family is part of the revised classification system being developed by Prof. Suzuki and colleagues

Catalog entries: Hexalonchidae [no catalog entry yet]

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Description

Biogeography and Palaeobiology

Biostratigraphic distribution

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:

References:


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Hexalonchidae compiled by the radiolaria@mikrotax project team viewed: 19-5-2026

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Short stable page link: https://mikrotax.org/radiolaria/index.php?id=206127 Go to Archive.is to create a permanent copy of this page - citation notes



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