radiolaria - rads_cenozoic - Heliosoma radiolaria - rads_cenozoic - Heliosoma


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

neptune records:
Heliosoma watkinsi

neptune records:


Citation: Heliosoma Haeckel 1882
Rank: genus
Basionym: Heliosoma Haeckel 1882
Taxonomic discussion: The two species currently assigned to this genus in the db (dispar and watkinsi) are clearly not congeneric - dbl

Catalog entries: Heliosoma

Original description: 2e. Tribus: Diplosphaerida. Dyosphaeria polyacantha (aculeis multis -- octo aut pluribus --, plerumque sine ordine dispersis).
A. aculeis simplicibus.
AII. spinis accessoriis inter aculeos.

Translated description: 2e. Tribe: Diplosphaerida. Dyosphaeria with many spines (many spines, eight or more, gen erally arranged without order).
A. With the spines simple.
AII. With secondary spines between the primary spines. (Translated from Latin by E.M.R. and W.R.R.)]


Biogeography and Palaeobiology

Biostratigraphic distribution

Geological Range:
Last occurrence (top): within (-Ma, top in "Holocene" stage). Data source:
First occurrence (base): within (-Ma, base in "Holocene" stage). Data source:

Plot of occurrence data:


Haeckel, E. (1882a). Entwurf eines Radiolarien-Systems auf Grund von Studien der Challenger-Radiolarien [Basis for a radiolarian classification from the study of Radiolaria of the Challenger collection]. Jenaische Zeitschrift für Naturwissenschaft. 15: 418-472. gs


Heliosoma compiled by the radiolaria@mikrotax project team viewed: 22-3-2023

Taxon Search:
Advanced Search
AphiaID: 549450 Nomenclatural data on WoRMS
Short stable page link: Go to to create a permanent copy of this page - citation notes

Comments (0)

No comments yet on this page. Please do add comments if you spot any problems, or have information to share

Add Comment

* Required information
Captcha Image
Powered by Commentics