radiolaria - rads_cenozoic - Haliommetta radiolaria - rads_cenozoic - Haliommetta

Haliommetta


Classification: rads_cenozoic -> Actinommidae -> Actinommidae (ss) -> Haliommetta
Sister taxa: Acanthosphaera, Actinomma, Carposphaera, Haliommetta, Lithomespilus, Thecosphaera
Daughter taxa (time control age-window is: 0-800Ma)
Haliommetta miocenica
3-shelled actinommid with medium-small regular round cortical pores in strong frames, ca 10 prominent bladed spines, and slightly flattened areas on cortical shell, generally also polyhedral outer medullary shell - dbl
neptune records: 110
Haliommetta sp.

neptune records:

Taxonomy

Citation: Haliommetta Haeckel 1887
taxonomic rank: genus
Basionym: Haliommetta

Catalog entries: Haliommetta

Original description: Pores of the cortical shell regular, of nearly equal size and similar form; the spines not covering the entire surface, but scattered at intervals (their number smaller than that of the nodal-points of the network).
Remarks on original description: Haliommetta was described as a subgenus of Haliomma

Description

Biogeography and Palaeobiology

Biostratigraphic distribution

Geological Range:
Last occurrence (top): at top of Neogene Period (100% up, 2.6Ma, in Piacenzian stage). Data source: Total of ranges of the species in this database
First occurrence (base): within Neogene Period (2.59-23.03Ma, base in Aquitanian stage). Data source: Total of ranges of species in this database

Plot of occurrence data:

References:

Haeckel, E (1887). Report on the Radiolaria collected by H.M.S. Challenger during the years 1873-1876. Report on the Scientific Results of the Voyage of H.M.S. Challenger during the years 1873-1876. 18: 1-1803. gs O


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Haliommetta compiled by the radiolaria@mikrotax project team viewed: 20-9-2024

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Short stable page link: https://mikrotax.org/radiolaria/index.php?id=204243 Go to Archive.is to create a permanent copy of this page - citation notes



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