Xiphosphaera gaea


Classification: rads_cenozoic -> Actinommidae -> Pantanelliidae -> Xiphosphaera -> Xiphosphaera gaea
Sister taxa: X. fresnoensis, X. gaea, X. tesseractis, X. sp.

Taxonomy

Citation: Xiphosphaera gaea Haeckel 1887
Rank: species
Basionym: Xiphosphaera gaea

Catalog entries: Xiphosphaera gaea

Original description: Pores regular, circular, with prominent hexagonal crests between them. On the half equator ten to twelve pores, of the same breadth as the crested bars. Shell thin walled; surface smooth. Polar spines three-sided prismatic, about twice as long as the axis of the sphere, twice as broad at the base as one pore.
Remarks on original description: Haeckel listed Xiphosphaera gaea under the subgeneric name Xiphosphaerantha, but did not include the subgeneric name in the species name.[comment from RadWorld database]

Description

Biogeography and Palaeobiology

Biostratigraphic distribution

Geological Range:
Last occurrence (top): Extant Data source: Lazarus et al. 2015 - "R age group"
First occurrence (base): within Quaternary Period (0.00-2.59Ma, base in Gelasian stage). Data source: Lazarus et al. 2015 - "R age group"

Plot of occurrence data:

References:


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Xiphosphaera gaea compiled by the radiolaria@mikrotax project team viewed: 24-10-2020

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Short stable page link: http://mikrotax.org/radiolaria/index.php?id=206025 Go to Archive.is to create a permanent copy of this page - citation notes



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