Xiphosphaera


Classification: rads_cenozoic -> Actinommidae -> Pantanelliidae -> Xiphosphaera
Sister taxa: Xiphosphaera
Daughter taxa: (blue => in age window 0-800Ma)
Xiphosphaera fresnoensis

neptune records: 1
Xiphosphaera gaea

neptune records:
Xiphosphaera tesseractis

neptune records:
Xiphosphaera sp.

neptune records:

Taxonomy

Citation: Xiphosphaera Haeckel 1881
Rank: genus
Basionym: Xiphosphaera

Catalog entries: Xiphosphaera

Original description: 1b. Tribus: Xiphostylida. Monosphaeria dissacantha (aculeis duobus oppositis, in uno axi sitis).
A. aculeis liberis, non annulo conjunctis.
AI. ambobus aculeis aequalibus, forma et magnitudine paribus.

Translated description: 1b. Tribe: Xiphostylida. Monosphaeria with two spines (two opposite spines, situated in one axis).
A. With spines free, not joined by a ring.
AI. With both spines equal, similar in form and size. (Translated from Latin by E.M.R. and W.R.R.)]

Description

Biogeography and Palaeobiology

Biostratigraphic distribution

Geological Range:
Last occurrence (top): Extant Data source: Total of range of species in this database
First occurrence (base): at base of Gelasian Stage (0% up, 2.6Ma, in Gelasian stage). Data source: Total of range of species in this database

Plot of occurrence data:

References:

Haeckel, E. (1882). 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


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Xiphosphaera 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=206023 Go to Archive.is to create a permanent copy of this page - citation notes



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