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
taxonomic 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): Extant. Data source: Total of ranges of the species in this database
First occurrence (base): within Serravallian Stage (11.62-13.82Ma, base in Serravallian stage). Data source: Total of ranges of species in this database

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 O


Heliosoma compiled by the radiolaria@mikrotax project team viewed: 21-4-2024

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